research Comparative Analysis of Differential Metabolites in Panax quinquefolius From China and the United States Using UPLC‐Orbitrap‐MS and LC‐MS/MS
American and Chinese ginseng have distinct metabolic profiles that help identify their origin.
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research Analysis of hormone antagonists in clinical and municipal wastewater by isotopic dilution liquid chromatography tandem mass spectrometry
Researchers developed a method to detect hormone-blocking drugs in wastewater and found them in Beijing's sewage, suggesting they can survive sewage treatment.
research The polycystic ovary syndrome: a position statement from the European Society of Endocrinology
The European Society of Endocrinology advises individualized long-term management for PCOS, focusing on lifestyle changes, accurate diagnosis, and treatments for associated health risks and symptoms.
research Finasteride Quantification in Human Plasma by High-Performance Liquid Chromatography Coupled to Electrospray Ionization Tandem Mass Spectrometry. Application to a Comparative Pharmacokinetics Study
New method measures finasteride in plasma, finds two formulations bioequivalent.
research UHPLC/Q-TOFMS-based plasma metabolomics of polycystic ovary syndrome patients with and without insulin resistance
The research found different metabolism changes in PCOS patients and suggested new potential markers for diagnosing PCOS with or without insulin resistance.
research Revisiting hyper- and hypo-androgenism by tandem mass spectrometry
The document concludes that using LC-MS/MS for measuring androgens is more accurate than older methods, but it needs careful validation and standardized references to be most effective.
research Measurement of steroid hormones by liquid chromatography-tandem mass spectrometry with small amounts of hair
A new method accurately measures steroid hormones in a few hair strands and could help study chronic stress and hair loss.
research Close correlation between hyperandrogenism and insulin resistance in women with polycystic ovary syndrome—Based on liquid chromatography with tandem mass spectrometry measurements
Women with PCOS who have high male hormone levels often also have insulin resistance.
research Measurement of Steroid Hormones in Hair: an Analysis of Hormone Dynamics in Hair Follicles
The method accurately measures steroid hormones in hair to study hormone dynamics related to hair loss.
research Micro-segmental analysis of the entry pathway and distribution of zolpidem in hair from different scalp regions after a single dose
Zolpidem shows up in hair from the top back of the head after one dose and fades over time, suggesting it gets into hair through blood and sweat.
research Étude des contaminants transportés par les microplastiques dans le milieu marin Libanais
Microplastics in the Lebanese Mediterranean carry harmful pollutants, posing environmental and health risks.
research A Non-Invasive Hair Test to Determine Vitamin D3 Levels
The hair test for vitamin D could be a useful alternative to blood tests, providing a longer-term vitamin D status, but more research is needed.
research An isotope dilution-liquid chromatography-tandem mass spectrometry-based candidate reference measurement procedure for the quantification of dehydroepiandrosterone sulfate in human serum and plasma
A new method accurately measures DHEAS in blood, improving on current tests.
research Liquid Chromatography-Mass Spectrometry-Based In Vitro Metabolic Profiling Reveals Altered Enzyme Expressions in Eicosanoid Metabolism
The method reliably profiles eicosanoids and shows epitestosterone reduces their levels, similar to common anti-inflammatory drugs.
research High-performance liquid chromatography–diode array and electrospray-mass spectrometry analysis of non-allowed substances in cosmetic products for preventing hair loss and other hormone-dependent skin diseases
The method effectively identifies banned substances in hair loss and skin disease cosmetics.
research Phytochemical Profile and Biological Activities of Ethylacetate Extract of Peanut (Arachis hypogaea L.) Stems: In-Vitro and In-Silico Studies with Bibliometric Analysis
Peanut stem extract has strong antioxidants and moderate cancer-fighting potential.
research Determination of 19 Steroid Hormones in Human Serum and Urine Using Liquid Chromatography-Tandem Mass Spectrometry
The method accurately measures 19 steroid hormones in human blood and urine using a small sample and is suitable for large-scale monitoring.
research Cheating on forensic hair testing? Detection of potential biomarkers for cosmetically altered hair samples using untargeted hair metabolomics
Researchers found markers that can tell if hair has been bleached, which could improve hair test accuracy.
research The profile of steroid hormones in human fetal and adult ovaries
Fetal ovaries produce different hormones than adult ovaries, and endocrine-disrupting chemicals may affect this process.
research Comparative Study on Antioxidant Potential of Schinus terebinthifolius Extracts Prepared by Conventional Extraction, Accelerated Solvent Extraction, and Pulsed Electric Field Method
The conventional extraction method with 50% ethanol was the most effective for antioxidant activity.
research Liquid chromatography-mass spectrometry for simultaneous determination of spironolactone and canrenone in plasma samples
A method was found to accurately measure spironolactone and canrenone in blood samples using liquid chromatography-mass spectrometry.
research Active Antialopecia Chemical Identification of Merremia peltata Leaves and Computational Study toward Androgen Receptor Using Molecular Docking and Molecular Dynamic Simulation
Merremia peltata leaf extract, particularly the bufotalinin compound, shows potential for treating hair loss.
research Liquid Chromatography-Mass Spectrometry Based Isotopic Abundance Ratio Analysis of the Consciousness Energy Healing Treated L-Cysteine
Energy healing treatment improved L-cysteine's stability, solubility, bioavailability, and shelf-life.
research Structural characterization of cyclosporin A, C and microbial bio-transformed cyclosporin A analog AM6 using HPLC–ESI–ion trap-mass spectrometry
Researchers developed a method to identify and analyze cyclosporin compounds and their structures effectively.
research High resolution full scan liquid chromatography mass spectrometry comprehensive screening in sports antidoping urine analysis
The method effectively detects banned substances in urine for sports antidoping.
research Expression of Keratin 75 (K6hf) in Oral Squamous Cell Carcinoma
Keratin 75 might be important in oral cancer progression.
research Eclipta alba, An Antioxidant-Rich Memory Enhancer: In-Silicoand In-Vivo Evidence with Specific Insight into Alzheimer’s Disease
Eclipta alba may improve memory and help treat Alzheimer's disease.
research Comparative study of the chemical profile, cytotoxic activity, and molecular docking of Serenoa repens extract and a pharmaceutical product
Serenoa repens extract shows promise as a natural treatment for prostate cancer.
research Proximate Composition, Mineral analysis and Phytochemical Characterization of an Ethnomedicinal Plant Sphenodesme involucrata var. paniculata (C.B. Clarke) Munir
Sphenodesme involucrata var. paniculata is a safe and healthy medicinal plant with beneficial nutrients.
research Phytochemical analysis and antibacterial activities of Avicennia marina (Forssk.) Vierh. extracts against Vancomycin-resistant Enterococcus faecium
Avicennia marina leaf extract can fight Vancomycin-resistant bacteria.