Caffeine and Mosquito Repellent Are Quietly Seeping Into India’s Rivers and Groundwater
A new review finds that caffeine and DEET, two ubiquitous everyday chemicals, are widely contaminating India's rivers and urban groundwater ...
Tag: LC-MS/MS
Vapers and smokers break down nicotine at the same speed, study finds
An Australian study of 42 adults found no difference in nicotine metabolite ratio between cigarette smokers and vapers, although vapers ...
Ebola Survivors With Lasting Illness Show Distinct Metabolic Fingerprints in Blood
Untargeted metabolomics of Ebola survivors in Sierra Leone reveals that those with post-Ebola syndrome show broad downregulation of TCA cycle, ...
Umbilical Cord Test Reveals Hidden Prenatal Tobacco Exposure Missed by Mothers’ Own Reports
A multi-site study found umbilical cord cotinine in nearly all newborns whose mothers reported prenatal tobacco use and in about ...
Protein C Rewrites Its Circle of Molecular Partners as Children Grow
A Melbourne-led proteomics study has shown for the first time that the protein interaction partners of the anticoagulant protein C ...
Zirconium MOF Cage Turns Horseradish Enzyme Into a Reusable Water-Cleaning Catalyst
Researchers immobilized horseradish peroxidase on the zirconium metal–organic framework UiO-66-NH2, creating a reusable biocatalyst that degraded up to 99.7 percent ...
Gut Bacterium Yields 41 Protein Clues in Hunt for Colorectal Cancer Fighters
Researchers used activity-guided fractionation and proteomics to identify 41 secreted protein candidates from a non-enterotoxigenic Bacteroides fragilis strain associated with ...
Traditional Medicinal Plant Shows Blood Pressure-Lowering Potential in Lab Study
A methanol leaf extract of the ethnomedicinal plant Polygonum posumbu significantly inhibited angiotensin-converting enzyme and showed strong antioxidant activity, with ...
New LC-MS/MS Method Tracks Four Artificial Sweeteners in Dairy Foods with Unprecedented Precision
South Korean researchers validated a rapid LC-MS/MS method for measuring acesulfame potassium, sodium saccharin, sucralose, and aspartame in dairy products, ...
Two Anatolian Mountain Teas Reveal Starkly Different Chemistry and Healing Potential
A comparative study of two endemic Anatolian mountain teas reveals sharply different essential oil and phenolic profiles, with Sideritis argyrea ...
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Mothers who receive childcare support from maternal grandparents show more parental warmth, finds NTU Singapore study
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University of Seville Breaks 120-Year-Old Mystery, Revises a Key Einstein Concept
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Bee body mass, pathogens and local climate influence heat tolerance
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Researchers record first-ever images and data of a shark experiencing a boat strike
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Groundbreaking Clinical Trial Reveals Lubiprostone Enhances Kidney Function
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