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 ADT-G as a promising biomarker for peripheral hyperandrogenism in adult female acne
ADT-G may be a useful indicator of increased androgen levels in women with acne and can be lowered with certain birth control pills.
research Matrix Effect in Quantitative LC/MS/MS Analyses of Biological Fluids: A Method for Determination of Finasteride in Human Plasma at Picogram Per Milliliter Concentrations
Method detects finasteride in plasma at very low concentrations.
research Integrated chemometric fingerprints of antioxidant activities and HPLC–DAD–CL for assessing the quality of the processed roots of Polygonum multiflorum Thunb. (Heshouwu)
The research identified 12 antioxidant compounds in Polygonum multiflorum roots, suggesting these as quality markers for the plant's processed roots.
research Combined Oral Contraception and Bicalutamide in Polycystic Ovary Syndrome and Severe Hirsutism: A Double-Blind Randomized Controlled Trial
Birth control pills combined with bicalutamide are more effective at reducing excessive hair growth in women with PCOS than birth control pills alone.
research The Role of Androgens in Health and Disease in Females: A Narratıve Review
Androgens affect many aspects of female health, and more research is needed to understand their roles and treatment potential.
research Application of Different Analytical Techniques and Microbiological Assays for the Analysis of Macrolide Antibiotics from Pharmaceutical Dosage Forms and Biological Matrices
Future work on macrolide antibiotic analysis will aim to enhance selectivity, sensitivity, and efficiency using advanced chromatographic methods.
research Proton Affinitive Derivatization for Highly Sensitive Determination of Testosterone and Dihydrotestosterone in Saliva Samples by LC-ESI-MS/MS
Using 5-butylpicolinate esters improves the sensitivity and reliability of detecting testosterone and dihydrotestosterone in saliva.
research Advances in male hormone substitution therapy
New treatments for low male hormones improved sexual function and mood but had unclear risks, especially for older men.
research Enzyme-linked immunosorbent assays for doping control of 5α-reductase inhibitors finasteride and dutasteride
New tests detect finasteride and dutasteride in urine quickly and easily.
research Prescribing testosterone and DHEA: The role of androgens in women
Testosterone and DHEA can benefit women's health but must be prescribed carefully due to potential risks.
research Polycystic ovary syndrome, androgen excess, and the risk of nonalcoholic fatty liver disease in women: A longitudinal study based on a United Kingdom primary care database
Women with PCOS are more than twice as likely to develop nonalcoholic fatty liver disease.
research Caffeine in Hair Care and Anticellulite Cosmetics: Sample Preparation, Solid-Phase Extraction, and HPLC Determination.
The caffeine content in anticellulite gels is 0.7-1.7% and in hair-care products is about 1.0%.
research Quantification of Squalene and Lactic Acid in Hair Bulbs with Damaged Sheaths: Are They Metabolic Wastes in Alopecia?
Squalene may be a marker for certain types of alopecia.
research Vitamin D Status Assessment: Lack of Correlation between Serum and Hair 25-Hydroxycholecalciferol Levels in Healthy Young Adults
Vitamin D levels in hair don't match those in blood, so hair isn't a reliable indicator of Vitamin D status.
research Targeted Determination of Residual Sex Hormones in Cosmetics Using Magnetic Solid-Phase Extraction with Isotope-Labeled Internal Standards by UHPLC-MS/MS
A new method effectively detects trace sex hormones in cosmetics, ensuring safety.
research Marine Health-Promoting Compounds: Recent Trends for Their Characterization and Human Applications
Seaweeds contain beneficial compounds with potential uses in food, cosmetics, and health, but more research is needed to improve extraction and safety.
research Rapid determination of finasteride in human plasma by UPLC–MS/MS and its application to clinical pharmacokinetic study
New method measures finasteride in blood quickly and accurately.
research Simultaneous Determination of Quercitrin, Afzelin, Amentoflavone, Hinokiflavone in Rat Plasma by UFLC–MS-MS and Its Application to the Pharmacokinetics of Platycladus orientalis Leaves Extract
Researchers developed a method to measure plant compounds in rat blood and found they are quickly absorbed and eliminated within 36 hours.
research Determination of finasteride and its metabolite in urine by dispersive liquid–liquid microextraction combined with field-enhanced sample stacking and sweeping
New method accurately measures finasteride and M3 in urine, helping evaluate pharmacokinetics.
research Bioequivalence Study of Finasteride
Finasteride's two formulations absorb similarly, showing bioequivalence.
research Patients treated for male pattern hair with finasteride show, after discontinuation of the drug, altered levels of neuroactive steroids in cerebrospinal fluid and plasma
Finasteride affects brain and blood steroids, causing lasting sexual and emotional side effects.
research Micro-segmental hair analysis: detailed procedures and applications in forensic toxicology
Micro-segmental hair analysis helps detect drug use patterns and estimate drug consumption days.
research Workplace Drug Testing Using Hair Samples
Hair testing is a reliable method for detecting workplace drug use when done with proper sample preparation and confirmation.
research New steps forward in the neuroactive steroid field
Neuroactive steroids could become safe, effective treatments with more understanding of their complex brain actions and metabolism.
research Untargeted Metabolomics and Steroid Signatures in Urine of Male Pattern Baldness Patients after Finasteride Treatment for a Year
Finasteride treatment changes urine metabolomics and steroid signatures, potentially monitoring effectiveness but may cause sexual side effects.
research Hyperandrogenism, Elevated 17-Hydroxyprogesterone and Its Urinary Metabolites in a Young Woman with Ovarian Steroid Cell Tumor, Not Otherwise Specified: Case Report and Review of the Literature
A young woman's symptoms suggested PCOS, but tests and surgery confirmed and treated a rare ovarian tumor, resolving her condition.
research Pharmacokinetic-pharmacodynamic modeling approach for dose prediction of the optimal long-acting injectable formulation of finasteride
Optimal long-acting finasteride injection dose found: 16.8 mg, effective for one month.
research A Review on Forensic Toxicological Analysis of Drugs in Hair using Various Instrumental Techniques
Hair analysis is better than urine and blood for detecting past drug use.
research Human Hair as a Testing Substrate in the Era of Precision Medicine: Potential Role of ‘Omics-Based Approaches
Human hair shows promise for non-invasive medical testing, but more research is needed to standardize its use.