Scientists Ditch Costly Cleanup Step in New PFAS Test for Everyday Products
A new SPE-free co-solvation extraction method paired with LC-MS/MS detects extractable PFAS in plastics, metals, paper, fabrics, and cosmetics, cutting ...
Tag: LC-MS/MS
Three Inocybe Mushrooms from Northern China Reveal Surprising Mixed Toxin Profiles
Two newly described Inocybe species from northern China carry unexpected combinations of muscarine, psilocybin, and psilocin, challenging ideas about toxin ...
Combo Therapy for Early Puberty Shows Hormone Safety in Six-Month Trial
A six-month LC-MS/MS study of 28 girls found that combined GnRHa and letrozole therapy suppressed estrogen and gonadal androgens without ...
N-nitrosamine investigation in a marketed drug: validated LC-MS/MS methods trace one rising impurity below its acceptable limit
University of Liege researchers validated three LC-MS/MS methods for 17 N-nitrosamines and applied them to 12 batches of a marketed ...
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 ...
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 ...
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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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