The research team set out to fill a conspicuous gap in the scientific literature. Although A. africana, a flowering member of the daisy family, and W. ugandensis, an aromatic tree in the Canellaceae family, are staples of traditional healing systems, their ability to inhibit α-glucosidase and 15-soybean lipoxygenase, two enzymes central to diabetes and inflammation respectively, had gone almost entirely untested in controlled laboratory settings. Only a single prior report had examined 15-lipoxygenase inhibition in W. ugandensis. The researchers compared four tissue types: leaves and roots grown from in vitro cultures of A. africana, wild-harvested A. africana leaves, and stem bark of W. ugandensis, the latter being the form most commonly used by traditional practitioners.

All plant materials were extracted with 80 percent ethanol, a standard solvent system that captures a broad spectrum of polar and semi-polar phytochemicals. The extracts were then run through a battery of standardized in vitro assays. α-Glucosidase inhibition matters because the enzyme breaks down complex carbohydrates into glucose in the intestine; blocking it blunts post-meal blood sugar spikes, which is exactly the mechanism exploited by acarbose, a widely prescribed antidiabetic drug. Lipoxygenase inhibition, meanwhile, is a proxy for anti-inflammatory potential, since lipoxygenases produce leukotrienes and other lipid mediators that drive inflammatory cascades.

The results for α-glucosidase were striking. At a concentration of 500 micrograms per milliliter, the W. ugandensis stem bark extract achieved complete inhibition of the enzyme, reaching 100 percent activity blockade that was statistically comparable to acarbose, the positive control used in the assay. This finding lends quantitative support to the plant’s traditional use as a diabetes remedy and suggests that its bark chemistry contains compounds capable of engaging the enzyme’s active site with drug-like potency, at least in a cell-free system. The A. africana extracts showed weaker but still detectable glucosidase inhibition, indicating that the two plants operate through partially different chemical arsenics.

On the inflammation front, the in vitro-derived A. africana root extract emerged as the standout performer, delivering the highest 15-lipoxygenase inhibition of any sample, measured at 6.32 plus or minus 0.75 micromoles of NDGA equivalents per milligram of dry extract. Nordihydroguaiaretic acid, the reference compound against which activity was normalized, is a classic lipoxygenase inhibitor, so expressing activity in these equivalents allows direct comparison across samples. Notably, the root extract performed on par with the W. ugandensis bark, meaning that tissue grown entirely under sterile laboratory conditions could match the pharmacological output of a wild-harvested tree bark, a result with significant conservation implications.

The anticancer arm of the study produced perhaps its most clinically intriguing data. Only the two wild A. africana leaf extract and the W. ugandensis bark extract showed anti-proliferative activity against the cancer cell lines tested: DU145, a human prostate cancer line, and 4T1, a highly metastatic mouse breast cancer line. W. ugandensis bark was the clear leader, with half-maximal inhibitory concentrations of 28.76 plus or minus 2.28 micrograms per milliliter against DU145 cells and 15.29 plus or minus 1.02 micrograms per milliliter against 4T1 cells. The lower IC50 value against breast cancer cells, combined with a greater selectivity index toward that line, suggests the extract preferentially targets breast cancer cells over healthy tissue, a property that any future therapeutic candidate would need to possess.

Equally important was what the extracts did not do. The in vitro-cultured A. africana leaf and root extracts failed to show meaningful anticancer activity in these assays, a divergence from their wild-grown counterpart that the authors attribute to differences in chemical composition between tissue culture conditions and the natural environment. Plant secondary metabolites, the defensive compounds that often carry pharmacological activity, are notoriously sensitive to growing conditions, light, nutrients, and stress. The result is a cautionary note for anyone hoping that laboratory propagation will automatically reproduce the full phytochemical profile of wild plants, even as it underscores the value of screening multiple tissue sources before drawing conclusions.

To understand what might be driving these activities, the team turned to headspace solid-phase microextraction coupled with gas chromatography-mass spectrometry, a technique that captures and identifies the volatile organic compounds emanating from plant tissue without destructive solvent extraction. Combined with multivariate statistical tools including principal component analysis and partial least squares discriminant analysis, the profiling revealed 126 distinct volatile compounds across the four tissue types and allowed the researchers to distinguish the samples by their chemical fingerprints. Among the dominant bioactive compounds identified were linalool, a fragrant terpene alcohol with documented anti-inflammatory and cytotoxic properties; terpinen-4-ol, the principal active component of tea tree oil; p-cymene, an aromatic monoterpene with reported enzyme-inhibitory effects; and humulene, a sesquiterpene also found in hops that has attracted attention for its anti-inflammatory activity.

The volatile profiles also differed meaningfully between the in vitro and wild tissues, providing a chemical explanation for the divergent biological results. Such metabolomic comparisons are increasingly recognized as essential quality-control tools in medicinal plant research, where batch-to-batch variability can doom otherwise promising candidates. By establishing which compounds dominate each tissue type and correlating those profiles with enzyme inhibition and cancer cell data, the study lays groundwork for future efforts to standardize extracts, whether by selecting elite chemotypes, optimizing culture conditions, or developing marker-based quality specifications for herbal preparations.

Beyond the laboratory findings, the study carries a broader message about sustainability and the future of African medicinal plant research. Wild populations of W. ugandensis in particular face harvesting pressure because its bark, the most pharmacologically active tissue, can only be obtained by stripping the tree. The demonstration that in vitro-derived tissues can match wild bark in lipoxygenase inhibition points toward a scalable, standardized supply chain that does not depend on felling or wounding trees. The authors, funded by the Korea Institute of Oriental Medicine through Korea’s Ministry of Science and ICT, argue that their findings could support the development of treatments for diabetes mellitus, inflammatory diseases, and prostate and breast cancers. As with all in vitro work, the usual caveats apply: enzyme assays and cancer cell lines are early-stage models, and activity in a dish does not guarantee efficacy or safety in the human body. But for two plants whose reputations were built over centuries of traditional use, the convergence of folklore and hard biochemical data is a compelling starting point for the drug discovery pipeline that follows.

Subject of Research: In vitro evaluation of enzyme inhibitory, anticancer, and volatile metabolite properties of Aspilia africana and Warburgia ugandensis plant tissues

Article Title: In vitro α-glucosidase and 15-lipoxygenase inhibitory, anticancer, and volatile metabolite properties of Aspilia africana and Warburgia ugandensis tissues

Article References: Gang, R., Choi, K.-O., Ban, Y., Gathirwa, J., Wanjiru, J. N., Mugo, J., Happy, K., Mudondo, J., Haniffadli, A., Nor, I., & Kang, Y. (2026). In vitro α-glucosidase and 15-lipoxygenase inhibitory, anticancer, and volatile metabolite properties of Aspilia africana and Warburgia ugandensis tissues. BMC Complementary Medicine and Therapies. https://doi.org/10.1186/s12906-026-05512-1

Image Credits: AI Generated

DOI: 10.1186/s12906-026-05512-1

Keywords: Aspilia africana, Warburgia ugandensis, alpha-glucosidase inhibition, 15-lipoxygenase, anticancer activity, diabetes mellitus, volatile organic compounds, HS-SPME/GC-MS, traditional medicine, plant tissue culture, linalool, breast cancer

The research team, led by Raden M. Febriyanti of Universitas Padjadjaran, mined the 2023 Indonesian Health Survey, a nationally representative dataset collected by the Ministry of Health. From it, they isolated 2,703 adults aged fifteen and older who reported a physician diagnosis of diabetes mellitus, hypertension, or both, and who had complete records for the exposures, biomarkers, and covariates the analysis required. This was not a small convenience sample of herbal enthusiasts; it was a statistically weighted cross-section of the entire archipelago, designed so that the findings could be projected onto the national population of chronically ill adults.

The headline number is arresting. Among these diagnosed patients, 1,309 individuals reported using traditional health services during the previous twelve months, which translates to a weighted prevalence of 53 percent. In other words, more than one in every two Indonesian adults with diabetes or hypertension had sought out some form of traditional care within a single year. Herbal preparations dominated the menu, used by 76.2 percent of those who turned to traditional services, while manual therapies such as massage and related hands-on practices were used by 52.9 percent. The two categories overlap, meaning many users combined swallowing botanical remedies with submitting their bodies to manipulation.

Who was most likely to reach for these services? The sociodemographic patterning turned out to be one of the most interesting dimensions of the study. After adjusting for confounders, urban residents showed higher odds of traditional health service use than their rural counterparts, with an adjusted odds ratio of 1.28 and a 95 percent confidence interval of 1.05 to 1.56. That finding cuts against the common assumption that traditional medicine is primarily a rural phenomenon sustained by distance from clinics. Self-employed respondents were also significantly more likely to be users, with an adjusted odds ratio of 1.49, as were people working in agriculture or fisheries, whose adjusted odds ratio of 1.44 suggests that occupational culture and perhaps traditional knowledge transmission within these sectors play a role.

Methodologically, the study took considerable care to avoid the statistical traps that plague cross-sectional research. The analysts applied survey-weighted multinomial and binary logistic regression, explicitly incorporating stratification, clustering, and sampling weights to reflect the complex design of the national survey. Recognizing that testing multiple biomarkers invites false positives, they controlled the false discovery rate using the Benjamini-Hochberg procedure, a standard guard against mistaking statistical noise for signal. They then ran a propensity-score weighting analysis as a sensitivity check, attempting to balance the characteristics of users and non-users as if the exposure had been assigned at random. It is a rigorous architecture for an observational question, and it makes the null results that follow harder to dismiss.

And those null results are the study’s second headline. Across every outcome examined, HbA1c, total cholesterol, LDL cholesterol, HDL cholesterol, systolic blood pressure, and diastolic blood pressure, the researchers detected no association with traditional health service use. No modality-specific analysis, separating herbal users from manual therapy users, produced a signal that survived correction for multiple testing. Nor did stratifying by pharmacotherapy status, comparing patients who were taking conventional medications against those who were not, reveal any hidden relationship. For a practice used by half the chronic disease population, the laboratory values of its users look, on average, indistinguishable from those of non-users.

The authors are careful, and rightly so, about what this null finding does and does not mean. The survey captured whether people used traditional health services, but not why, not what they took, not in what dose, not how often, and not for how long. Information on indication, product, frequency, duration, and treatment timing was simply unavailable. A person who sips a mild ginger infusion once a month and a person who takes concentrated herbal antidiabetic preparations daily are lumped into the same exposure category. Without dose-response data, a genuine biological effect could be diluted into invisibility, or a harmful one could hide behind population averaging. The findings, the team emphasizes, describe population-level patterns rather than evidence of benefit or harm.

There is also the matter of temporality. A cross-sectional snapshot cannot tell you whether biomarker differences preceded or followed traditional service use, and the study’s own design rules out causal inference entirely. What it can do, and does, is establish that traditional care is not a fringe behavior among Indonesia’s chronically ill. It is mainstream, socially patterned, and concentrated in identifiable groups, which matters enormously for public health planning. If clinicians assume their diabetic and hypertensive patients are not using herbal products, they are wrong half the time, and that assumption carries real risks, from herb-drug interactions to delayed care-seeking, that this study cannot measure but its prevalence data make impossible to ignore.

The urban skew in the results deserves particular attention. Higher use in cities may reflect the commercialization of traditional medicine, with jamu products now packaged, branded, and sold through modern retail channels, alongside urban wellness culture that embraces complementary therapies. Meanwhile, the elevated odds among agricultural and fisheries workers hint at communities where traditional knowledge remains embedded in daily life and occupational networks. Self-employment, too, may grant the schedule flexibility that clinic visits do not. These patterns sketch a picture of traditional health services as an accessible, culturally familiar supplement to formal care rather than a substitute born of desperation or lack of access.

For a country where diabetes and hypertension are rising relentlessly and health system resources are stretched across seventeen thousand islands, the study offers a pragmatic message. Traditional health service use is too common to ignore and too clinically silent, at least at the biomarker level, to celebrate or condemn. The next generation of research, the authors’ caveats imply, needs to capture what people actually consume, in what quantities and for how long, before anyone can say whether Indonesia’s beloved jamu is helping, harming, or simply accompanying its millions of chronic disease patients on their long road of daily management. Until then, the safest reading is that half the country is experimenting, and the blood tests, for now, are keeping their secrets.

Subject of Research: Traditional health service use and cardiometabolic biomarker profiles among Indonesian adults with diabetes or hypertension

Article Title: Traditional health service use and cardiometabolic biomarker profiles among Indonesian adults with diabetes mellitus or hypertension: a national cross-sectional study

Article References: Febriyanti, R. M., Irawan, A. A., Pangestu, D. S., Alfian, S. D., Levita, J., & Diantini, A. (2026). Traditional health service use and cardiometabolic biomarker profiles among Indonesian adults with diabetes mellitus or hypertension: a national cross-sectional study. BMC Complementary Medicine and Therapies. https://doi.org/10.1186/s12906-026-05558-1

Image Credits: AI Generated

DOI: 10.1186/s12906-026-05558-1

Keywords: traditional medicine, complementary medicine, diabetes mellitus, hypertension, Indonesia, cardiometabolic biomarkers, HbA1c, cholesterol, blood pressure, herbal medicine, cross-sectional study, public health

The stakes of the question are considerable. Liver diseases claim more than two million lives every year across the globe, and in regions where access to diagnostic laboratories and hepatology specialists is limited, traditional medicine often fills the gap. Ethiopia is home to a rich pharmacopoeia of native plants used for jaundice, hepatitis-like illnesses, and other hepatic complaints, yet the majority of these botanicals have never been subjected to systematic toxicological evaluation. That gap between widespread use and thin evidence is precisely what motivated the research team, led by Abel Alemayehu and colleagues with corresponding author Seyoum Gizachew, to put three of the most commonly cited Gamo liver remedies through a standardized lethality screen. Their study was supported by Arba Minch University, which also supplied the brine shrimp eggs used in the assay, and received no external funding.

The technical heart of the study is the brine shrimp lethality assay, or BSLA, a bioassay that has earned its place in natural product research because it is cheap, fast, and surprisingly informative. Brine shrimp eggs, typically of the species Artemia salina, are hatched in artificial seawater under light and aeration, producing a swarm of free-swimming nauplii within a day or two. These nauplii, each only a few hundred micrometers long, are then distributed into wells or vials containing serial dilutions of the plant extract under investigation. After a fixed incubation period, in this case twenty-four hours, the researcher simply counts how many animals have died at each concentration. From those counts, a statistical technique called probit analysis converts the dose-response relationship into a single, comparable number: the lethal concentration fifty, or LC50, the dose that kills half of the exposed population.

The convention used in the field is straightforward. Extracts with an LC50 below 100 micrograms per milliliter are considered highly toxic, those between 100 and 500 micrograms per milliliter are regarded as moderately toxic, and values above 500 micrograms per milliliter are generally taken as relatively safe. The thresholds are not a direct prediction of human toxicity, since brine shrimp are invertebrates and mammalian physiology differs in important ways, but decades of use have shown that very low LC50 values flag plants that contain potent bioactive compounds and warrant caution and further investigation. In this sense the assay functions as an early alarm rather than a final verdict, prioritizing which botanicals should move forward to more sophisticated and expensive testing in cell cultures and animal models.

The Arba Minch team prepared their plant materials in two ways that mirror real-world practice. Aqueous extracts, made by decoction, represent the water-based infusions and decoctions that traditional healers actually administer to patients. The 80 percent methanol extracts, produced by maceration, were included because organic solvents pull out a broader and often more concentrated range of plant chemicals, including compounds that are poorly soluble in water. Methanol extraction is a standard approach in phytochemistry for capturing the full chemical repertoire of a plant, and comparing the two extraction methods allowed the researchers to see whether the water-soluble fraction alone carries the toxic burden or whether less polar constituents contribute as well. Across all three plants, the 80 percent methanol method yielded more extract by weight, with yields ranging from 5.4 to 8.1 percent of the starting plant material.

The results were unambiguous and, in places, startling. All three aqueous extracts fell into the highly toxic category, each with an LC50 below 100 micrograms per milliliter. The most potent of the water extracts came from Amaranthus caudatus, the amaranth known in many parts of the world as a food plant, which killed half of the nauplii at a concentration of just 1.91 micrograms per milliliter. Among the methanol extracts, the highest toxicity was recorded for Clutia lanceolata, with an LC50 of 1.28 micrograms per milliliter, a figure that places it among the more lethal plant extracts reported in this type of screening. Every one of the tested 80 percent methanol extracts also crossed the high-toxicity threshold, meaning that neither the traditional water preparations nor the more exhaustive solvent extractions could be described as benign.

Equally telling was the pattern of mortality over time and dose. The researchers observed that death rates climbed both with increasing extract concentration and with longer exposure, a classic dose- and time-dependent relationship that strengthens confidence in the finding. At the maximum concentration tested, 1000 micrograms per milliliter, all six extracts achieved complete mortality, wiping out every nauplius within twenty-four hours. By contrast, the control group, treated only with distilled water, showed minimal deaths, confirming that the lethality came from the plant chemistry rather than from the test conditions themselves. This internal control matters because brine shrimp nauplii are delicate organisms, and a poorly run assay can produce false positives through simple handling stress or poor water quality. The clean control results indicate the assay behaved as expected.

What might be responsible for such potency? The study did not identify the specific molecules involved, and the authors are careful not to speculate beyond their data. But each of the three plants carries chemical families known to produce strong biological effects. Solanum incanum, a spiny relative of the tomato and eggplant, is notorious for steroidal glycoalkaloids such as solasonine and solamargine, compounds with documented cytotoxic and membrane-disrupting activity. Clutia lanceolata belongs to a genus whose members contain diterpenes and other irritant principles. Amaranthus species contain saponins and other secondary metabolites whose safety profile depends heavily on dose and preparation. Any or all of these could account for the low LC50 values, and teasing out the responsible compounds will require phytochemical fractionation followed by testing of isolated molecules, a natural next step for the team and for other groups working on Ethiopian medicinal flora.

The authors’ conclusion is measured but firm: the aqueous and 80 percent methanol extracts of all three plants are highly toxic in this assay, and their use therefore demands caution. It is worth being precise about what that means and what it does not. A low LC50 in brine shrimp does not establish that a traditional dose harms a human liver, and some celebrated drugs, including several chemotherapy agents, would also fail this screen spectacularly. Toxicity and therapeutic value can coexist, separated only by dose. But when a plant is taken repeatedly, self-administered, and unstandardized, as these Gamo remedies typically are, the margin between a helpful amount and a harmful one becomes a matter of luck rather than measurement. For patients already suffering from liver disease, whose organs may have diminished capacity to handle chemical stress, that uncertainty is especially troubling.

The broader lesson of the study reaches well beyond southern Ethiopia. Around the world, the appeal of natural remedies rests heavily on the intuition that plants, having coexisted with humanity for millennia, must be safe. Toxicology tells a different story: plants are, in effect, untitrated chemical cocktails, and many of the most dangerous poisons known to science come from leaves, roots, and seeds. What the Arba Minch researchers have shown is that a screening assay costing pennies per sample, requiring no specialized animal facility, and deliverable in a university laboratory within days, can flag potentially hazardous botanicals before they cause harm. Their work offers a template that other communities and research groups can replicate cheaply, pairing the preservation of traditional knowledge with the scientific rigor needed to decide which remedies deserve trust and which deserve a warning label.

Subject of Research: Toxicity screening of Ethiopian medicinal plants used for liver diseases using the brine shrimp lethality assay

Article Title: Evaluation of the toxicity of aqueous and 80% methanol extracts of selected medicinal plants used for liver diseases in Gamo Community, South Ethiopia, using the brine shrimp lethality assay

Article References: Alemayehu, A., Gashaye, A., Getachew, F., Dilbar, R., Adane, T., Tufer, S., & Gizachew, S. (2026). Evaluation of the toxicity of aqueous and 80% methanol extracts of selected medicinal plants used for liver diseases in Gamo Community, South Ethiopia, using the brine shrimp lethality assay. BMC Complementary Medicine and Therapies. https://doi.org/10.1186/s12906-026-05575-0

Image Credits: AI Generated

DOI: 10.1186/s12906-026-05575-0

Keywords: brine shrimp lethality assay, Clutia lanceolata, Amaranthus caudatus, Solanum incanum, medicinal plants, liver diseases, toxicity, LC50, Ethiopia, Gamo community, traditional medicine, Artemia salina

The research team, led by Yesika Natali Fernández-Ortiz of the Institute of Public Health at Pontificia Universidad Javeriana in Bogotá, used a concurrent mixed-methods design that combined a structured household survey with ethnographic fieldwork. In 2022, six surveyors recruited from within the community, selected by traditional authorities and trained by the researchers, administered questionnaires to 819 individuals across 161 households, a participation rate of 78.1 percent of the total population of 1,049. Because internet connectivity in the region is limited, the surveyors used mobile devices equipped with offline software and GPS devices to record household locations. Interviews were conducted in Spanish and, where necessary, in Tikuna, the community’s own language. The team also carried out two field stays during 2022, one in the rainy season and one in the dry season, conducting fourteen semi-structured interviews with healers, midwives, community leaders, teachers, and health professionals, alongside participant observation and a social cartography workshop.

The technical findings reveal a health system that exists mostly on paper for the Arara. Although 97.9 percent of respondents were formally affiliated with Colombia’s General System of Social Security in Health, actual use of Western services was low. The nearest hospital with primary care capacity lies in Leticia, roughly 20 kilometers away by boat, and 97.3 percent of respondents who did receive institutional care had to travel there to get it. Departmental data show that Amazonas has 12 service sites, 137 beds, and just two mobile units for a vast, river-dispersed territory, with no public ambulances recorded in the dataset and a workforce skewed toward generalists rather than specialists. Sixteen percent of respondents said they would not seek Western care even for serious health problems, and only 10.6 percent attended routine medical appointments or check-ups.

What the numbers describe, the qualitative accounts explain. Traditional healers in Arara do far more than treat symptoms; they maintain what the community understands as balance between territory, spirits, and people. Their treatments include medicinal plant infusions and baths, prayers, smoke rituals, dietary restrictions, spiritual dances, and cleansing of the surrounding environment. Illness itself is categorized differently than in biomedicine. Alongside headaches, which 35.3 percent of respondents reported, and respiratory infections at 19.8 percent, the community recognizes conditions with spiritual origins, including spiritual harm or bewitchment, a condition called pecho abierto or open chest, and pérdida del cigarrillo, the loss of a baby’s spiritual protection after a fall or shock. A former Curaca, a traditional Magüta authority, told the researchers that the elders’ remedy was always found within the community, not in the city.

The survey also mapped the social architecture of traditional medicine, and it turned out to be gendered in unexpected ways. Among respondents aged 14 and older, 94 percent attributed importance to traditional healers and midwives, with no statistically significant difference between women and men. But participation in the traditional system followed distinct gendered patterns: 12.1 percent of women identified as midwives compared with 2.1 percent of men, and women were also more likely to be apprentice midwives, while men predominated as prayer healers and showed a non-significant tendency toward bonesetting. Education mattered too. Individuals with higher educational attainment were more likely to resort to pharmacies or self-care, whereas use of both health institutions and traditional healers was more frequent among those with lower educational levels, a counterintuitive pattern that suggests Western schooling does not simply displace traditional health beliefs.

Then came COVID-19, and the community’s response became a natural experiment in medical pluralism. Traditional healers interpreted the virus’s arrival through dreams, receiving a vision that the virus was destined mainly for whites or settlers and would not seriously affect Indigenous peoples, a reading that shaped early perceptions of the threat. Yet the community did not reject biomedical prevention outright. Among residents aged 12 and over, 76.9 percent wore face masks in public, 63.5 percent practiced regular hand washing, and 47.8 percent followed quarantine measures. These were layered with traditional practices: 23.5 percent used herbal remedies, 19.7 percent used vapor treatments with medicinal plants, and 14.9 percent observed community diets, collective restrictions that suspended dances and football matches and closed the community to outsiders. One traditional medical leader described the settlement filled with incense smoke that protected those inside it.

Treatment patterns during the pandemic confirmed where trust lay. Of the 223 people who reported having contracted COVID-19, 80.3 percent identified the illness through symptoms alone, without laboratory testing, and about 80 percent refused diagnostic tests when health workers went house to house, with some believing the tests themselves could transmit the virus. Among the infected, 40.8 percent relied exclusively on traditional healers, 36.8 percent combined traditional medicine with support from family and friends, and only 5.4 percent used treatments based solely on Western medicine. Hospitals were perceived as places of death rather than healing, with one community leader stating bluntly that intubation was what killed patients. Vaccination revealed a more negotiated picture: 87.2 percent of the population received at least one vaccine dose, but only 70.8 percent completed the full schedule, as fears circulated on WhatsApp that the vaccine contained a chip or could transform people into animals, and traditional authorities recommended limiting the number of doses.

The researchers are careful about what these findings do and do not show. They document meanings, preferences, and constraints rather than a fully developed service-level integration between the two systems. High formal affiliation with the Colombian health system, they conclude, does not translate into trust or routine use of biomedical services. The authors trace this mistrust to a longer colonial and postcolonial history in which official systems privileged biomedicine as modern and scientific while Indigenous knowledge was stigmatized as backward. Colombian law, including Law 21 of 1991 ratifying ILO Convention 169, formally recognizes Indigenous medical practices, and initiatives such as the Indigenous and Intercultural Health System, SISPI, aim to articulate them with the national system, but structural barriers, institutional racism, and mutual distrust have kept these efforts largely normative rather than operational.

What emerges instead is what medical anthropologists call intermedicality: a selective, negotiated, community-mediated relationship between therapeutic systems rather than a binary choice. The Arara did not treat biomedical care, home remedies, and ritual practice as mutually exclusive; they combined them according to the meaning of the illness, the perceived appropriate response, and the practical conditions of access and trust. Crucially, Indigenous authorities acted as gatekeepers and mediators, determining when public health measures became acceptable and when vaccination teams could enter the community. This suggests that vaccine hesitancy in Indigenous settings cannot be reduced to misinformation alone; it is also bound up with cultural autonomy, historical grievances, and the legitimacy of outside intervention.

The study’s implications are direct. The authors argue that intercultural health must be understood not as an abstract principle but as a lived practice grounded in respect, negotiation, and genuine recognition of Indigenous knowledge. That would mean health services that are not only geographically accessible but capable of engaging with local understandings of illness and community authority, stronger local primary care capacity, better communication between traditional leaders and health institutions, and training that prepares health professionals to work respectfully within Indigenous realities. The researchers also acknowledge limitations: the survey instrument was adapted from tools designed for a mestizo-Western population, the qualitative component relied on a small number of interviews, and the study captured community perspectives far more deeply than those of health providers. Even so, the Arara case delivers a clear message to global public health: in Indigenous territories, formal coverage on paper means little without trust, and trust is built through the community’s own authorities, not around them.

Subject of Research: The interaction and coexistence of traditional and Western medicine in an Indigenous Tikuna community in the Colombian Amazon, including health-seeking behavior and responses to COVID-19.

Article Title: Integration of traditional and Western medicine in the Arara community, Colombian Amazon

Article References: Fernández-Ortiz, Y. N., Amaya-Lara, J. L., Ariza-Ruiz, L. K., Barrera-Aguilera, D. C., Vivas-Sánchez, P., & Mejía-Rocha, M. M. (2026). Integration of traditional and Western medicine in the Arara community, Colombian Amazon. Discover Social Science and Health, 6(1), Article 96. https://doi.org/10.1007/s44155-026-00428-0

Image Credits: AI Generated

DOI: 10.1007/s44155-026-00428-0

Keywords: traditional medicine, Western medicine, Indigenous health, Colombian Amazon, Tikuna, COVID-19, vaccination, intercultural health, medical pluralism, health-seeking behavior, medical anthropology, public health policy

The Jaunsari tribe occupies a distinctive place among the communities of the Indian Himalaya. The study describes them as distinct in culture, tradition and language, with a deep and practical attachment to the forest that surrounds their settlements. That attachment is not sentimental but functional: for centuries, the forest has served as the community’s pharmacy, its pharmacopoeia transmitted orally from elders to younger generations. Earlier ethnobotanical work in the region, including surveys of the Jaunsar-Bawar area published in the Indian Journal of Traditional Knowledge and Indian Forester, had already established the richness of this plant-based medical tradition. The new research builds on that foundation at a moment when the ecological and social conditions that sustained the tradition are shifting rapidly.

The methodological approach was deliberately direct. The researchers conducted a household survey across villages in Dehradun district using a structured questionnaire, gathering information on which plants are used, which plant parts are harvested, and which ailments they are deployed against. Household surveys of this kind are a standard instrument in ethnobotany, but their value depends on timing. Knowledge held by a small number of knowledgeable individuals, and passed on only by word of mouth, can disappear within a single generation if the chain of transmission breaks. The authors report with prior informed consent from all participants, and the study notes that anonymity and confidentiality were maintained throughout, in line with institutional and international ethical guidelines for research involving human participants.

The headline finding is the documentation of thirty-six medicinal plant species in active use for the treatment of fever, cough, indigestion, joint pain and skin ailments. That range of complaints is telling. These are not exotic conditions but the everyday health burdens of rural life, and the fact that a substantial proportion of them are still managed with plant remedies indicates that the traditional system remains a living practice rather than a historical curiosity. Each of the thirty-six species represents a distinct bundle of information: the correct season for collection, the appropriate preparation method, the dosage, and the specific symptom profile it addresses. Losing any one of these species, or the knowledge attached to it, removes a node from a network of practice built up over generations.

One of the study’s most technically interesting results concerns which parts of the plants are used. Leaves emerged as the most frequently harvested plant part, followed by roots and then seeds. This hierarchy matters for conservation in ways that are easy to underestimate. Harvesting leaves, in most cases, is a comparatively low-impact practice: a plant can often survive defoliation and regenerate, whereas the removal of roots frequently kills the individual, and seed collection can compromise the next generation’s recruitment. A tradition that favors leaves over roots is, in effect, a tradition with a built-in sustainability bias. The documentation of this pattern gives conservation planners a concrete starting point: protecting the species whose roots are used requires different interventions, such as cultivation programs, than protecting those whose leaves alone are gathered.

The study situates this documentation within the broader context of climate change, which the authors, citing the United Nations Department of Economic and Social Affairs, describe as the greatest challenge facing humanity today. In the Jaunsari context, climatic shifts are reported to be affecting the community in several specific ways: loss of biodiversity, a general decline in traditional ecological practices, and an increasing disconnection of the younger generation from rural life. Each of these pressures interacts with the others. As plant populations shift or decline in response to changing temperature and precipitation patterns, the raw material of the pharmacopoeia becomes scarcer. As young people migrate toward urban employment and formal schooling, the oral transmission chain weakens. The result is a double erosion, ecological and cultural, in which each accelerates the other.

This coupling of ecological and cultural loss is what gives the study its urgency. Ethnobotanists have long argued that indigenous knowledge systems are not merely archives of useful facts but adaptive systems that have co-evolved with local ecosystems. The Jaunsari pharmacopoeia encodes centuries of empirical observation about which plants grow where, when they are most potent, and how they should be prepared. When climate change alters the distribution and phenology of Himalayan flora, the knowledge system must adapt as well, and adaptation requires that the knowledge remain alive in practice. A tradition documented only in a paper archive cannot adjust to a shifting baseline; a tradition maintained by living practitioners can. This is why the authors emphasize documentation as a tool for sustainable preservation rather than as an end in itself.

The Dehradun district setting adds another layer of significance. The region’s flora has been catalogued since at least the 1920s, when Kanjilal and Gupta produced their forest flora of the Chakrata, Dehra Dun and Saharanpur forest divisions, and herbaceous flora surveys followed in subsequent decades. Against this long botanical record, contemporary ethnobotanical surveys can track not only what people know but what remains available to them. The study’s reference list draws on a substantial body of prior regional work, including ethnomedicinal surveys of the Garhwal Himalaya and studies of livelihood adaptation to climate variability in Jaunsar-Bawar, positioning the new data within a research tradition that stretches back decades. The continuity of that record is itself a scientific asset, allowing future researchers to compare present-day plant use with historical baselines.

The authors argue that the findings underscore the importance of climate change mitigation techniques that connect traditional medicinal knowledge systems with contemporary scientific insights, in order to guarantee the sustainable use and preservation of the medicinal flora. In practical terms, this integration can take several forms. Phytochemical analysis can validate and standardize traditional preparations, as has been done for other Himalayan remedies. Cultivation of high-demand species can relieve harvesting pressure on wild populations. Community-based conservation programs can compensate elders for teaching, and young people for learning, the knowledge that formal economic incentives currently undervalue. The study itself did not test these interventions, but its documentation provides the evidentiary basis on which such programs must be designed: you cannot conserve what you have not recorded.

There is also a wider lesson here for how science approaches indigenous knowledge at a moment of global environmental change. The Jaunsari case is local, but the pattern it illustrates is not. Across mountain regions worldwide, communities whose livelihoods depend most directly on ecosystem services are experiencing climate impacts first and hardest, while the knowledge systems they have refined over centuries are simultaneously being lost to cultural change. Studies like this one treat that knowledge as data worth collecting with rigor, using structured questionnaires, informed consent protocols, and quantitative documentation of plant-part usage patterns. The thirty-six species recorded in Dehradun district are, in that sense, more than a list. They are a snapshot of a working system of empirical medicine, taken at the moment when both the plants and the practice face their most serious test in generations. Whether the system adapts or dissolves will depend on decisions about conservation, education and health policy that extend far beyond the villages where the surveys were conducted, but the first step, capturing the knowledge before it fades, has now been taken.

Subject of Research: Documentation of indigenous medicinal plant knowledge of the Jaunsari tribe in Dehradun, India, in the context of climate change

Article Title: Documentation of indigenous knowledge of medicinal plants of Jaunsari’s living in Dehradun, India for sustainable preservation

Article References: Gangwar, P., & Karuna, M. S. (2026). Documentation of indigenous knowledge of medicinal plants of Jaunsari’s living in Dehradun, India for sustainable preservation. Plant Biosystems, 160(4), Article 218. https://doi.org/10.1007/s44473-026-00230-5

Image Credits: AI Generated

DOI: 10.1007/s44473-026-00230-5

Keywords: ethnobotany, medicinal plants, Jaunsari tribe, indigenous knowledge, climate change, Himalaya, Dehradun, biodiversity conservation, traditional medicine, Uttarakhand, household survey, sustainable preservation

The review team searched four major databases, PubMed, Google Scholar, Scopus, and ScienceDirect, with no restrictions on publication date, casting the widest possible net for studies documenting how Zehneria species are used in traditional healing, what chemical constituents they contain, and what biological effects have been measured in the laboratory. The initial sweep returned 1,188 records. After removing 15 duplicates, the researchers screened titles and abstracts and then full texts against predefined inclusion and exclusion criteria, admitting only original research articles that reported ethnomedicinal, phytochemical, or pharmacological data. In the end, 40 studies survived the gauntlet and formed the evidence base for the final analysis, which was synthesized using a qualitative descriptive approach rather than statistical pooling, an appropriate choice given the heterogeneity of the underlying experiments.

What emerged from that synthesis is a portrait of a genus whose reputation in folk medicine is being progressively validated at the bench. Zehneria scabra, a twining herb recognized across large parts of Africa and Asia, stands out as by far the most extensively studied species of the group. Traditional practitioners have long employed it against infectious diseases, gastrointestinal complaints, inflammatory conditions, and skin ailments, and the review confirmed that this pattern of use is remarkably consistent across geographies and cultures. That consistency matters scientifically: when unrelated communities independently converge on the same plant for the same categories of illness, it often signals that the plant genuinely contains biologically active compounds rather than merely occupying a cultural niche.

The pharmacological evidence assembled in the review spans an unusually broad spectrum of activities. Experimental studies demonstrated antimicrobial effects against bacterial and fungal pathogens, antiplasmodial activity relevant to malaria, anti-inflammatory and antioxidant actions, wound-healing properties, antidiarrheal effects, and even insecticidal activity. Each of these endpoints maps directly onto a traditional use documented in the ethnomedicinal record, from the treatment of fevers and wounds to the management of diarrhea and skin infections. The alignment between folk indications and laboratory outcomes is the kind of ethnopharmacological convergence that drug discovery teams look for when deciding which natural products deserve deeper investigation.

Underpinning these biological effects is a rich and diverse phytochemistry. Phytochemical investigations of Zehneria species have revealed flavonoids, alkaloids, phenolic compounds, terpenoids, and triterpenoids, several classes of molecules with well-established pharmacological pedigrees. Flavonoids and other phenolics are frequently responsible for antioxidant and anti-inflammatory effects through the scavenging of reactive oxygen species and the modulation of inflammatory signaling pathways. Alkaloids have historically yielded some of medicine’s most potent agents, while triterpenoids are increasingly studied for antimicrobial and cytotoxic properties. Notably, the review reports that novel compounds with potential therapeutic relevance have been isolated from the genus, meaning that Zehneria is not merely a source of known chemical scaffolds but may harbor molecular structures not yet described in the wider literature.

The authors are careful, however, to flag a significant imbalance in the evidence base. Of all the species in the genus, the overwhelming majority of published work concentrates on Zehneria scabra, leaving its relatives largely unexamined in the laboratory. This concentration means that generalizations about the therapeutic potential of the genus rest heavily on a single species, and the review explicitly notes where conclusions are limited by this skew. For biodiversity and drug discovery purposes, that gap is tantalizing: closely related species often produce structurally similar but chemically distinct metabolites, and unstudied Zehneria species could contain compounds with activity profiles quite different from those of their well-known cousin.

Equally important are the translational caveats that the review lays out. Nearly all of the pharmacological data come from preclinical experimental models, in vitro assays and animal studies, rather than controlled trials in humans. The review’s authors call for standardization of extraction methods, a persistent problem in natural products research where different solvents, plant parts, and preparation techniques can yield extracts of wildly varying composition and potency. Without standardized extracts, results from different laboratories are difficult to compare, and reproducibility suffers. The authors also emphasize the need for rigorous safety and toxicity evaluations, since a compound that kills parasites or bacteria in a dish may also harm host cells at similar concentrations, and for properly designed clinical studies before any evidence-based therapeutic application can be recommended.

These limitations do not diminish the significance of the synthesis; they define the roadmap. The trajectory from ethnomedicinal observation to approved medicine typically runs through phytochemical characterization, bioassay-guided fractionation to identify the active molecules, pharmacokinetic and toxicological profiling, and finally clinical testing. Zehneria scabra has now cleared the first two stages with credible data, and the systematic review consolidates that progress in a form that other researchers can build on. The open-access publication, released on 8 September 2026 with a permanent DOI, ensures that the compiled evidence is freely available to research groups in the low- and middle-income countries where these plants actually grow, a small but meaningful correction to the historical pattern in which the medicinal knowledge of the Global South is validated and commercialized elsewhere.

There is also a conservation and cultural dimension to the findings. Plants used in traditional medicine are often harvested from the wild, and rising scientific interest can either support sustainable cultivation or accelerate overexploitation. Documenting the ethnomedicinal uses of Zehneria species, as this review does, preserves knowledge that is vulnerable to being lost as traditional healers age and as younger generations migrate to cities. At the same time, confirming pharmacological activity gives local communities and national authorities a scientific rationale for protecting both the plants and the habitats they depend on, and potentially for developing cultivated supply chains that benefit the communities who originated the knowledge.

For now, the message of the review is one of measured enthusiasm. The genus Zehneria, and Zehneria scabra in particular, has moved from anecdote to evidence, with 40 studies documenting a coherent story of traditional use, plausible bioactive chemistry, and demonstrable laboratory activity against pathogens, inflammation, oxidative stress, and impaired wound repair. What remains is the harder, more expensive work of isolating single active compounds, establishing dose-response relationships and safety margins, and testing standardized preparations in clinical settings. If those steps succeed, a vine that village healers have trusted for centuries could eventually contribute molecules to the modern pharmacopoeia, joining the long list of drugs, from artemisinin to aspirin’s derivatives, that began as folk remedies and ended as prescription medicines.

Subject of Research: Ethnomedicinal uses, phytochemistry, and pharmacological activities of the medicinal plant genus Zehneria (Cucurbitaceae), with emphasis on Zehneria scabra

Article Title: Therapeutic potential of the genus Zehneria (Cucurbitaceae): a systematic review of ethnomedicinal uses, phytochemistry, and pharmacological activities, with a predominant focus on Zehneria scabra

Article References: Gemechu, A. L., Diba, G., Mekuria, M. A., & Damissie, G. (2026). Therapeutic potential of the genus Zehneria (Cucurbitaceae): a systematic review of ethnomedicinal uses, phytochemistry, and pharmacological activities, with a predominant focus on Zehneria scabra. BMC Complementary Medicine and Therapies. https://doi.org/10.1186/s12906-026-05576-z

Image Credits: AI Generated

DOI: 10.1186/s12906-026-05576-z

Keywords: Zehneria, Zehneria scabra, Cucurbitaceae, ethnomedicine, phytochemistry, pharmacology, systematic review, natural products, antimicrobial, anti-inflammatory, traditional medicine, drug discovery

The fruit itself is something of a botanical curiosity. It comes in two distinct forms: a bitter wild type loaded with cucurbitacins, triterpenoid compounds that are highly toxic in large quantities, and a non bitter cultivated form that has gained international acceptance and is now grown commercially in countries such as New Zealand and Australia. The non bitter variety is rich in saponins, oily glycosides that foam when shaken with water and carry a mixture of medicinal properties and potential toxicity. Traditional practitioners have used decoctions of the root to relieve postpartum pain and to treat gonorrhea, while the fruit has been investigated for antimicrobial activity against Salmonella Gallinarum. Yet despite this long history of use, the authors noted a striking gap: almost no toxicological data existed for the fruit in mice, the workhorse animal of modern pharmacology.

To fill that gap, the team collected ripe fruits at the National Veterinary Research Institute, had them authenticated by a plant taxonomist at the University of Jos, and processed them into a powder that was extracted with distilled water using cold maceration over 72 hours. The resulting crude aqueous extract was then tested in Swiss albino mice of both sexes under protocols approved by the institute’s Animal Use and Care Committee. The researchers ran two complementary investigations: an acute toxicity test following Lorke’s method, in which mice received single oral doses ranging from 10 to 5000 milligrams per kilogram of body weight, and a 28 day sub acute study modeled on OECD guideline 407, in which one hundred mice were divided into a control group receiving distilled water and three treatment groups receiving daily doses of 200, 400, or 600 milligrams per kilogram.

The acute results were reassuring. Not a single mouse died or showed abnormal behavior at any dose, from the lowest to the highest, meaning the median lethal dose exceeds 5000 milligrams per kilogram. By the classification standards of Clarke and Clarke, natural substances with lethal doses in the range of 5000 to 15000 milligrams per kilogram are considered only slightly toxic, and OECD guidelines place compounds with values at or above 5000 milligrams per kilogram in class 5, the lowest toxicity category. The finding also aligns with earlier work in rats and cockerels, which similarly reported lethal doses above 5000 milligrams per kilogram for both aqueous and methanol extracts of the fruit. In other words, a one time dose of the ripe fruit extract is, by every measure applied here, remarkably benign.

The 28 day study told a subtler story. Body weights remained unchanged across all groups, suggesting the extract did not suppress appetite, an effect the authors attribute to phytochemicals such as alkaloids, flavonoids, and phenols that are known to regulate feeding. But the blood work revealed significant shifts. Red blood cell counts and packed cell volume rose markedly, with the highest dose group reaching a red cell count of 11.10 million cells per liter on day 21, up from 8.15 at baseline, and packed cell volume climbing from 48.54 percent to 65.11 percent. The researchers suggest these changes may reflect the fruit’s abundant iron, riboflavin, niacin, and amino acids, nutrients known to support red cell synthesis, and they speculate the fruit could hold promise as an anti anemia agent. Total white blood cells, by contrast, fell significantly at the highest dose, dropping from 8.84 to 2.66 billion cells per liter by day 21, alongside reduced lymphocyte counts, a pattern the authors interpret as a possible immunosuppressive effect.

The serum biochemistry raised the loudest alarm bells. Levels of aspartate aminotransferase, alanine aminotransferase, and alkaline phosphatase, the classic trio of liver enzymes monitored in clinical practice, rose significantly across the treatment groups. Alanine aminotransferase is primarily liver specific and a reliable marker of liver disease, while aspartate aminotransferase, though found in many tissues, is sensitive to hepatic injury. Albumin and total protein declined, globulin climbed, and direct bilirubin fell at the highest dose. Taken together, these changes point toward liver damage or dysfunction, and the authors flag the presence of coumarins in the extract as a plausible culprit, since these compounds have been linked to hepatotoxicity despite their anticoagulant benefits.

Histopathology confirmed what the blood tests implied. Under the microscope, livers from treated mice showed congestion of hepatocytes at every dose tested, and at 400 milligrams per kilogram the tissue displayed slight necrosis, the death of liver cells. The kidneys and intestines, however, remained structurally normal at all doses. That renal resilience was echoed in the chemistry: urea and creatinine, the standard indicators of kidney function and protein metabolism, actually decreased significantly during treatment. The authors suggest that flavonoids and quinones in the fruit, which scavenge reactive oxygen species and promote diuresis, may exert a nephroprotective effect, consistent with earlier reports of kidney protection from methanol extracts of the fruit in cockerels.

The electrolyte data added one more layer of complexity. Serum sodium rose significantly at the highest dose, from 129.76 to 141.36 milliequivalents per liter by day 28, and chloride increased across all treatment groups. Elevated sodium and chloride can signal dehydration or kidney damage, but since the treated mice showed no dehydration and their kidney tissue appeared normal, the researchers point to another explanation: the fruit itself is rich in sodium, with previous analyses reporting roughly 8.9 to 16.7 milligrams of sodium per 100 grams of seed, so dietary intake from the extract may simply have raised circulating levels directly.

The overall verdict is a cautionary tale about the difference between a single dose and sustained use. The aqueous extract of Cucumis metuliferus appears safe within 24 hours, may support red blood cell production, and shows no signs of harming the kidneys, but prolonged administration risks liver injury, a conclusion consistent with earlier reports of hepatic and renal toxicity in cockerels and rats given extended courses of the extract. The authors emphasize that their findings apply to unrefined, crude extracts, whose chemical composition can vary widely, and they call for further research to identify the specific phytochemicals responsible for both the beneficial hematological effects and the hepatic damage. For the millions of people who turn to traditional plant remedies first, the spiky horned melon now comes with a clearer, and more nuanced, safety label: fine in a pinch, potentially harmful as a daily habit.

Subject of Research: Acute and sub-acute oral toxicity of the aqueous extract of ripe Cucumis metuliferus fruit in Swiss albino mice

Article Title: Toxicity assessment of the ripe fruit of Cucumis metuliferus in Swiss albino mice

Article References: Usman, J. G., Gadzama, U. N., Thliza, C. B., Elisha, I. L., Barde, I. J., Onakpa, M. M., Sanni, S., & Ajagbonna, O. P. (2025). Toxicity assessment of the ripe fruit of Cucumis metuliferus in Swiss albino mice. Discover Toxicology, 2(1), Article 5. https://doi.org/10.1007/s44339-025-00021-1

Image Credits: AI Generated

DOI: 10.1007/s44339-025-00021-1

Keywords: Cucumis metuliferus, horned melon, toxicity, hepatotoxicity, Swiss albino mice, acute toxicity, sub-acute toxicity, hematology, liver enzymes, nephroprotection, traditional medicine, aqueous extract

The technique itself is worth understanding, because it is more mechanically demanding than it first appears. Warm needle acupuncture combines acupuncture, the insertion of fine needles into specific points on the body, with moxibustion, the burning of dried mugwort near or on the skin to deliver radiant heat. In the warm needle variant, a small ball or cylinder of moxa is attached directly to the shaft of an inserted needle and ignited. Heat travels down the conductive metal shaft to the tip, delivering warmth deep into the tissue at the insertion point. Practitioners regard this as a way of intensifying the stimulation of acupuncture points, particularly for conditions associated with cold sensitivity, chronic pain, and musculoskeletal stiffness. The procedure, however, demands constant attention: the moxa must be sized and positioned correctly, the burning material must not scald the skin, smoke must be managed, and the needle must be monitored until the heat dissipates. Every one of those steps is an opportunity for error, and every one of them takes time.

To map how the profession actually uses this technique, the researchers conducted a web-based survey between September 27 and November 3, 2025, inviting all 28,319 licensed Korean Medicine doctors in the country to participate. A total of 1,076 completed the questionnaire, a sample large enough to support meaningful subgroup analysis across age brackets, career stages, and practice settings. Respondents were asked whether they used warm needle acupuncture, how often, for which conditions, whether they had encountered adverse events, what prevented more frequent use, and what kinds of devices, training, or reimbursement changes they would like to see. The study was reviewed and granted an exemption by the Institutional Review Board of Dongguk University Oriental Hospital and conducted in line with the Declaration of Helsinki, with electronic informed consent from all participants.

The headline finding is that warm needle acupuncture is far from marginal. Among the 1,076 respondents, 68.7 percent reported using it in clinical practice, a striking adoption rate for a procedure that requires hands-on fire management in an era of standardized, single-use needles. The subgroup analyses added an important nuance: utilization rose steadily with both clinical experience and age. Older, more seasoned practitioners were considerably more likely to reach for the moxa and the matches than their younger colleagues. That pattern cuts two ways. It suggests the technique’s value is learned and confirmed through years of practice, but it also hints at a generational drift, in which newer graduates trained in a more proceduralized, risk-averse clinical environment may be quietly letting the skill atrophy.

Then comes the number that will draw the most attention: among the 739 respondents who had actually used warm needle acupuncture, 87.8 percent reported having encountered at least one adverse event related to the technique in their clinical careers. The survey did not report that these events were severe, and in the context of moxibustion-adjacent procedures the most common harms are typically minor burns, blisters, and skin irritation at the treatment site. But the near-universality of the experience is itself the finding. It means that adverse events are not rare outliers in warm needle acupuncture practice; they are a routine, expected feature of the procedure as currently performed. For a modality seeking broader clinical and international adoption, that statistic is a red flag aimed squarely at the equipment rather than the concept.

When the researchers asked what stood in the way of more frequent use, the answers converged on three barriers: procedural complexity, safety concerns, and reimbursement limitations. In other words, the doctors surveyed were not doubting whether warm needle acupuncture helps their patients. The constraints they identified are logistical and systemic. The procedure is fiddly and time-consuming to perform correctly, the risk of burns is baked into the current manual method, and insurance coverage does not adequately reward the extra time and skill the technique demands. This distinction matters, because it reframes the problem. If clinicians believed the therapy was ineffective, the solution would be more trials and, potentially, abandonment. Because they believe it works but find it cumbersome and risky, the solution is engineering, standardization, and payment reform.

The survey’s data on future demand make that reframing explicit. A majority of respondents, 70.7 percent, said the top priority should be the development of user-friendly and safe warm needle devices, and 74.9 percent said they would be willing to adopt dedicated devices in their clinics if such tools became available. When asked which features mattered most, 64.7 percent pointed to improved ease of application and 46.7 percent to enhanced safety. Read together, these figures describe a profession that has effectively issued a product specification to the medical device industry: build a warm needle system that a busy clinician can apply quickly, that controls or eliminates the burn risk, and that integrates cleanly into a modern clinic’s workflow, and adoption will follow. The willingness-to-adopt figure is particularly notable, because surveys of clinicians often reveal resistance to new technology; here the resistance runs the other way, toward a technology that does not yet exist in the form practitioners want.

The authors conclude that the clinical utilization of warm needle acupuncture appears to be influenced primarily by procedural and systemic constraints rather than by doubts about its perceived clinical effectiveness. Their prescription is twofold: the development of standardized, safer devices, and appropriate insurance support to make the procedure economically viable in routine care. They also emphasize that further clinical research is required to strengthen the evidence base on both efficacy and safety, a necessary step if the modality is to travel beyond Korean Medicine clinics into international integrative medicine settings, where regulators and insurers demand controlled trial data before a therapy can be recommended or reimbursed.

The broader significance of the study lies in its methodology as much as its findings. Surveys that capture an entire licensed profession, with response data spanning nearly 29,000 invited practitioners, are rare in complementary and traditional medicine research, where evidence often rests on small case series or practitioner anecdotes. By quantifying who uses the technique, who gets burned by it, and what would make them use it more, the Korean team has converted a diffuse clinical impression into a set of actionable targets for device engineers, health insurers, and trial designers. Whether those targets are met will determine whether warm needle acupuncture remains a niche skill passed between experienced hands, or matures into a standardized, safely deliverable therapy that can be studied, insured, and exported on the same terms as any modern medical device.

Subject of Research: Clinical use, safety, and barriers to adoption of warm needle acupuncture in Korean Medicine practice

Article Title: A survey on the current clinical use and perceptions of warm needle acupuncture among Korean medicine doctors

Article References: Kim, M.-G., Sung, W.-S., Kim, E.-J., & Kim, E.-J. (2026). A survey on the current clinical use and perceptions of warm needle acupuncture among Korean medicine doctors. BMC Complementary Medicine and Therapies. https://doi.org/10.1186/s12906-026-05592-z

Image Credits: AI Generated

DOI: 10.1186/s12906-026-05592-z

Keywords: warm needle acupuncture, Korean Medicine, moxibustion, acupuncture, adverse events, medical devices, complementary medicine, nationwide survey, reimbursement, clinical practice, traditional medicine, safety

The review, led by Aya Khouchlaa of the Laboratory of Microbial Biotechnology and Bioactive Molecules at Sidi Mohammed Ben Abdellah University in Fez, together with colleagues in Morocco, China, and Rabat, systematically combed the major scientific databases, including Scopus, SciFinder, Web of Science, Wiley Online Library, SpringerLink, PubMed, and Google Scholar. The team gathered every available record describing the plant’s ethnopharmacological uses, taxonomy, geographical distribution, secondary metabolite chemistry, and biological properties. Their synthesis confirms that K. anteuphorbium occupies a distinctive place in Moroccan folk medicine, where it has long been applied against rheumatism, wounds, injuries, acne, back pain, and lesions, and has also been used as a sedative for pain relief.

Understanding the plant begins with its remarkable biogeography. K. anteuphorbium is a member of the Asteraceae family, the vast daisy clan that includes sunflowers and chamomile, and it belongs to the tribe Senecioneae, a group whose classification has shifted repeatedly over the past century. The species was originally described under the genus Senecio, and older literature frequently refers to it as Senecio anteuphorbium, a name that still appears in much of the chemical and pharmacological work discussed in the review. Molecular phylogenetic studies of Senecioneae, including analyses based on internal transcribed spacer sequences, revealed that the broadly defined genus Senecio was not a natural group, prompting a reclassification of many African succulent taxa into Kleinia. Morphological and anatomical work on African succulent Senecio species has supported this reclassification, placing K. anteuphorbium among a lineage of fleshy-stemmed plants adapted to dry environments.

That taxonomic history matters for more than nomenclatural tidiness. Because the plant has been studied under two different scientific names, researchers risk overlooking relevant literature, and the review’s authors explicitly bridge the two naming traditions. The species’ restricted range adds another layer of urgency. Strictly endemic to Morocco, and catalogued among the country’s rare and threatened vascular plants, K. anteuphorbium is part of the distinctive flora of southwestern Morocco, a region whose phytogeographical significance has been compared with that of the Canary Islands, where a close relative, Kleinia neriifolia, evolved in isolation. Endemism of this kind makes the species both a potential treasure trove of unique chemistry and a conservation concern, since a narrow distribution leaves a species vulnerable to habitat change and overharvesting.

The chemical heart of the story lies in sesquiterpenes, a class of fifteen-carbon terpenoid molecules built from three isoprene units and famous throughout the plant kingdom for their defensive roles and biological activities. Phytochemical investigations of K. anteuphorbium, some dating back decades, have identified a suite of sesquiterpene derivatives, including germacrene-type compounds and tricyclic sesquiterpenes isolated in classical phytochemistry studies of the species when it was still classified as Senecio anteuphorbium. Beyond these core metabolites, analyses of the plant’s essential oil have characterized its volatile composition, and studies of extracts have reported measurable phenolic and flavonoid content alongside proanthocyanidins, the condensed tannins that contribute antioxidant capacity in many medicinal plants.

Laboratory studies have begun to test whether this chemistry translates into the bioactivities that traditional use implies. In vitro investigations of extracts and compounds from K. anteuphorbium have demonstrated antioxidant effects, consistent with the presence of phenolic compounds capable of scavenging reactive oxygen species. Antifungal activity has also been reported, an observation that aligns with the broader literature on essential oils, whose terpenoid constituents can disrupt fungal cell membranes. Anti-inflammatory effects have been documented as well, providing a plausible mechanistic thread connecting the plant’s chemistry to its folk applications against rheumatism, injuries, and pain. Comparative work has even examined K. anteuphorbium alongside other Moroccan medicinal species, finding anti-inflammatory and antioxidant activity that supports its place in the national pharmacopoeia.

Some of the most intriguing findings sit outside medicine altogether. Materials scientists have explored the plant as a green corrosion inhibitor, reporting that extracts of Senecio anteuphorbium can protect S300 steel in acidic media, with follow-up work using solvent fractions to understand the inhibition mechanism at the molecular level. Ecologists have taken a different angle, analyzing the volatile compounds in the essential oil and demonstrating an allelopathic effect, meaning the plant’s chemical emissions can influence the growth of neighboring vegetation. These studies, though far from the healer’s kit, underscore how a single endemic species can generate value across pharmacology, agriculture, and industrial chemistry, and they reinforce the case for careful chemical characterization of its metabolites.

The review’s authors are careful to frame these results as promising but preliminary. Nearly all of the pharmacological evidence comes from in vitro assays, which measure activity in test tubes or cell cultures but say little about whether the same effects occur in a living body at achievable doses. No clinical trials have validated the plant’s therapeutic efficacy, and the molecular mechanisms underlying its anti-inflammatory, antioxidant, and antifungal actions remain to be elucidated. The authors call for in-depth pharmacological studies to identify the active principles, define their targets, and establish dose-response relationships. Equally important, they stress that toxicological assessments are needed before any medicinal use can be considered safe, a point of particular relevance for a species in the Senecioneae tribe, a group known in other members to produce pyrrolizidine alkaloids, compounds with well-documented hepatotoxic risks.

The safety question highlights a broader tension in ethnopharmacology. Traditional knowledge, accumulated over generations of Moroccan healers, offers an invaluable screening tool that has repeatedly pointed researchers toward biologically active plants. Yet tradition is not a substitute for toxicology, and the gap between folk practice and evidence-based medicine can only be closed with rigorous preclinical and clinical evaluation. For K. anteuphorbium, that path would involve standardized extraction protocols, chemical fingerprinting of preparations, bioassay-guided fractionation to isolate the responsible compounds, and systematic safety testing in animal models before any human application could be contemplated. The review positions itself as the roadmap for that journey, consolidating a scattered literature that spans French colonial-era botanical surveys, twentieth-century phytochemistry, and twenty-first-century pharmacology.

There is also a conservation dimension that the authors and the wider botanical community cannot ignore. Morocco’s endemic flora faces pressure from climate change, land-use transformation, and unsustainable harvesting of medicinal species, and plants with documented healing reputations are often the most heavily collected. If K. anteuphorbium’s bioactive sesquiterpenes prove valuable, the sustainable answer lies in cultivation, controlled propagation, and possibly the synthesis or hemisynthesis of key compounds rather than wild harvest. Documenting the species’ ethnobotanical uses, as this review does, also helps preserve the cultural knowledge of the communities who have stewarded the plant, knowledge that is itself vulnerable to erosion as younger generations move away from traditional healing practices.

For now, Shbarto remains what it has always been: a plant of the Moroccan drylands, carrying centuries of healing lore in its succulent stems and a chemistry that modern instruments are only beginning to decode. The new review transforms that scattered knowledge into a coherent scientific baseline, confirming that the plant’s extracts show real antioxidant, antifungal, and anti-inflammatory activity in the laboratory while insisting, correctly, that the distance between a test tube and a treatment is long and demanding. As researchers take up the challenge of mechanism, efficacy, and safety, Kleinia anteuphorbium stands as a compelling case study of how endemic flora, traditional medicine, and rigorous pharmacology can converge, provided the science keeps pace with the folklore and the plant itself is protected long enough to yield its secrets.

Subject of Research: Ethnomedicinal uses, phytochemistry, and pharmacological effects of the Moroccan endemic plant Kleinia anteuphorbium

Article Title: Ethnomedicinal uses, phytochemistry, and pharmacological effects of Kleinia anteuphorbium: A review

Article References: Khouchlaa, A., Fatna, Z., Lee, L.-H., Omari, N. E., Bouyahya, A., & Khamar, H. (2026). Ethnomedicinal uses, phytochemistry, and pharmacological effects of Kleinia anteuphorbium: A review. Plant Biosystems, 160(4), Article 231. https://doi.org/10.1007/s44473-026-00218-1

Image Credits: AI Generated

DOI: 10.1007/s44473-026-00218-1

Keywords: Kleinia anteuphorbium, Morocco, ethnomedicine, phytochemistry, sesquiterpenes, antioxidant, antifungal, anti-inflammatory, endemic plants, Asteraceae, traditional medicine, plant conservation

The study comes at a time when effective conventional treatment for malaria is theoretically within reach of most Ghanaian families. Artemisinin-based combination therapies, the World Health Organization-recommended standard for uncomplicated malaria, are widely distributed through hospitals, clinics, and licensed over-the-counter medicine sellers, and Ghana’s National Health Insurance Scheme is designed to reduce the financial barrier to seeking formal care. Yet the research team, led by Evans Paul Kwame Ameade of the Department of Pharmacognosy and Herbal Medicine, found that despite this infrastructure, herbal preparations continue to occupy a substantial place in the domestic management of febrile illness. The persistence of plant-based medicine use in an urban metropolis, rather than only in remote rural communities, is one of the most notable aspects of the work.

Methodologically, the investigation took the form of a community-based cross-sectional survey. The researchers recruited participants through convenience sampling and administered a semi-structured questionnaire to female caregivers of children aged twelve years or below. Data were analysed using SPSS version 23, with chi-square tests employed to explore initial associations between caregiver characteristics and the use of plant-based medicines, and logistic regression then applied to adjust for confounding variables and calculate adjusted odds ratios. The ethical protocol, including the use of verbal rather than written informed consent, was approved by the Ethics Committee of the School of Medicine and Health Sciences, a decision the authors justified on the grounds of minimal risk and the community-based nature of household interviews.

The clinical picture that emerged from the survey is familiar to anyone who has studied malaria-endemic settings. Fever and vomiting were the symptoms most commonly cited by caregivers as the triggers for suspecting malaria in a child, a pattern consistent with the way the disease typically announces itself in paediatric patients. When asked where they would prefer to take a child with suspected malaria, 77.6 percent of caregivers named the hospital as their primary healthcare facility. On the surface, this figure suggests strong confidence in formal medical institutions. Yet the same population reported substantial use of herbal first-line treatment, indicating that preference for hospitals and recourse to plants are not mutually exclusive but instead operate as parallel strategies within the same households.

The botanical pharmacopoeia identified by the study reads like a catalogue of the region’s most abundant trees and shrubs. The neem tree, Azadirachta indica, was the most frequently cited antimalarial plant, mentioned by 18.7 percent of caregivers who reported herbal use. It was followed by Carica papaya, the papaya, at 16.5 percent, and Psidium guajava, the guava, at 14.3 percent. Senna occidentalis accounted for 10.0 percent of citations and Mangifera indica, the mango, for 9.6 percent. Each of these species has a long history in West African traditional medicine, and several contain phytochemicals with documented or suspected biological activity. Neem, for instance, is rich in limonoids such as azadirachtin and nimbin, while papaya leaves contain alkaloids and phenolic compounds that have attracted laboratory interest for their effects on malaria parasites and on the platelet changes associated with the disease.

The researchers were careful, however, to frame these findings in terms of practice rather than efficacy. The study documents what caregivers do, not whether the preparations they administer work against Plasmodium infection. This distinction matters clinically. Unvalidated herbal treatments for a febrile illness that may or may not be malaria carry the risk of delaying accurate diagnosis and effective artemisinin-based therapy, which in children can mean the difference between a rapid recovery and progression to severe disease. At the same time, the authors note that caregivers use multiple treatment approaches, and plant-based medicines may be deployed alongside, rather than instead of, conventional drugs, raising additional questions about interactions and dosing that current health communication rarely addresses.

Perhaps the most consequential results are the two factors that independently predicted herbal first-line use. Caregivers from low-income households had dramatically higher odds of using plant-based medicines, with an adjusted odds ratio of 9.449 and a 95 percent confidence interval spanning 1.185 to 75.354, a statistically significant association at p equal to 0.034. The second significant predictor was family size: caregivers with more than two children under the age of five had an adjusted odds ratio of 7.905, with a confidence interval of 1.384 to 45.162 and a p value of 0.020. The wide confidence intervals reflect the modest sample size of 265 participants, and the authors and readers alike should interpret the magnitude of these estimates with appropriate statistical caution. Nevertheless, the direction of both associations is intuitively coherent and aligns with broader patterns in health-seeking behaviour research.

The income effect is particularly telling in the context of Ghana’s health financing reforms. The National Health Insurance Scheme was established precisely to remove cost as a deterrent to formal care, yet the study suggests that economic pressure continues to push households toward remedies that are essentially free for the gathering. A handful of neem leaves or papaya leaves requires no transport fare, no registration fee, and no waiting time. For a mother managing several children under five, each susceptible to the fevers that sweep through the rainy season, the calculus is shaped not only by money but by time and logistics. A caregiver responsible for multiple infants and toddlers may find that preparing a herbal infusion at home is the only feasible response when a child falls ill at night, or when taking one child to hospital would mean carrying the others along.

The public health implications of the study extend beyond Tamale. Malaria control programmes across sub-Saharan Africa have invested heavily in expanding access to diagnostics and artemisinin-based combination therapy, and progress against the disease depends on children receiving confirmed diagnoses and complete courses of effective drugs promptly. If more than a third of caregivers in an urban metropolis with good hospital access begin treatment with plants, then the true scale of herbal first response across more rural settings is likely to be at least as large. The authors argue that understanding the sociodemographic drivers of this behaviour, rather than simply discouraging it, is essential for designing interventions that meet families where they are. Targeted health education aimed at low-income households and at caregivers of large families of young children could address the specific circumstances that make herbal treatment the default choice.

The study also carries a message for the research community. The plants identified by caregivers, led by neem, papaya, and guava, represent a documented corpus of local knowledge that could inform future phytochemical and pharmacological investigation, provided such work proceeds with rigorous standards for safety and efficacy. Meanwhile, the finding that hospitals remain the preferred facility for the overwhelming majority of caregivers suggests that trust in biomedical care is not the obstacle; accessibility, affordability in practice, and the realities of household management are. As Ghana and its neighbours push toward malaria elimination, studies of this kind, grounded in the everyday decisions of mothers and grandmothers, illuminate the gap between what health systems offer and what families actually do, a gap that no single drug or policy can close without understanding the lives of the people it is meant to protect.

Subject of Research: Prevalence and determinants of plant-based medicine use among caregivers treating suspected malaria in children in Tamale, Ghana

Article Title: Use of plant-based medicines for suspected childhood malaria in Tamale Metropolis, Ghana: prevalence and associated factors

Article References: Ameade, E. P. K., Laari, S. M., & Adom, E. (2026). Use of plant-based medicines for suspected childhood malaria in Tamale Metropolis, Ghana: prevalence and associated factors. BMC Complementary Medicine and Therapies. https://doi.org/10.1186/s12906-026-05608-8

Image Credits: AI Generated

DOI: 10.1186/s12906-026-05608-8

Keywords: malaria, plant-based medicines, traditional medicine, child health, Ghana, caregivers, complementary medicine, Azadirachta indica, Carica papaya, public health, Tamale, health-seeking behaviour