research The Key Phytochemistry of Rosemary Contributing to Hair Protection Against UV
Rosemary extracts, specifically compounds like rosmarinic acid and carnosic acid, can protect hair from UV damage.
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research A New Label-Free Screen for Steroid 5α-Reductase Inhibitors Using LC-MS
Researchers developed a new method to find substances in herbs that can block a specific enzyme linked to hair loss.
research Stability Study of Finasteride: Stability-Indicating LC Method, In Silico and LC-ESI-MS Analysis of Major Degradation Product, and an In Vitro Biological Safety Study
Finasteride's stability and safety confirmed through precise analytical methods.
research Falsely Elevated Testosterone Levels: Role of LC-MS/MS in Reducing Unnecessary Testing
Using LC-MS/MS for hormone measurement can prevent false high testosterone results and avoid unnecessary tests.
research LC-APCI+-MS/MS Method for the Analysis of Ten Hormones and Two Endocannabinoids in Plasma and Hair from Mice with Different Gut Microbiota
The method accurately measures hormones and endocannabinoids in mice, showing gut microbiota diversity affects these levels and may influence stress and reproductive systems.
research Separation of Finasteride and Analogues
Finasteride and analogues separated using LC-MS-MS technique.
research Management of Endocrine Disease: Hyperandrogenic States in Women - Pitfalls in Laboratory Diagnosis
Diagnosing hyperandrogenism in women is complex and requires accurate testing methods and consideration of SHBG levels.
research Insights From Liquid Chromatography-Mass Spectrometry-Measured Androgens in Indian Women With Polycystic Ovary Syndrome
Androstenedione is better than testosterone for diagnosing PCOS in Indian women.
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 Congenital Adrenal Hyperplasia: Current Insights in Pathophysiology, Diagnostics, and Management
Early diagnosis and individualized treatment improve outcomes for Congenital Adrenal Hyperplasia.
research Androgen Profile Through Life in Women With Polycystic Ovary Syndrome: A Nordic Multicenter Collaboration Study
Women with PCOS have higher androgen levels that decrease with age but are still higher than in women without PCOS.
research New Biomarkers to Evaluate Hyperandrogenemic Women and Hypogonadal Men
The document concludes that hormonal biomarkers are key for diagnosing hyperandrogenemia in women and hypogonadism in men.
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 A Comprehensive Approach in Diagnosing Polycystic Ovary Syndrome
The document concludes that diagnosing PCOS requires a thorough approach, considering various symptoms and risks, and calls for improved methods to identify PCOS types and prevent diabetes.
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 Testosterone Is Poorly Related to Erectile Dysfunction in Young and Middle-Aged HIV-Infected Men
Testosterone levels are not linked to erectile dysfunction in young and middle-aged men with HIV.
research Simultaneous Quantitation of Nine Hydroxy-Androgens and Their Conjugates in Human Serum by Stable Isotope Dilution Liquid Chromatography Electrospray Ionization Tandem Mass Spectrometry
A new method accurately measures nine specific hormones in human blood.
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 Citrullinome of Porphyromonas Gingivalis Outer Membrane Vesicles: Confident Identification of Citrullinated Peptides
Citrullinated proteins from Porphyromonas gingivalis may contribute to rheumatoid arthritis.
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 The Androgen Receptor and Its Use in Biological Assays: Looking Toward Effect-Based Testing and Its Applications
Scientists have developed a new method to detect steroid abuse in athletes using cell-based tests, which could be the future of anti-doping methods.
research High-Throughput and Direct Measurement of Androgen Levels Using Turbulent Flow Chromatography Liquid Chromatography-Triple Quadrupole Mass Spectrometry to Discover Chemicals That Modulate Dihydrotestosterone Production in Human Prostate Cancer Cells
Researchers found four natural compounds that can change DHT levels in prostate cancer cells.
research Improved Forensic Hair Evidence for Drugs of Abuse by Mass Spectrometry
Forensic hair analysis for drugs is now more reliable and accurate.
research Long-Term Detection of Methyltestosterone Use by a Yeast Transactivation System
A yeast-based test can detect the steroid methyltestosterone in urine longer than traditional methods.
research Simultaneous Determination of Androgens and Prostaglandins in Human Urine Using Ultra-High-Performance Liquid Chromatography–Tandem Mass Spectrometry
Researchers developed a reliable way to measure hormones in urine, showing that a baldness treatment doesn't change hormone levels.
research In Vitro and In Silico Evaluation of Toxicological and Anti-Proliferative Activity in Phytochemical Compounds of Several Solvent Extracts from Zaleya Pentandra L
Zaleya pentandra extracts, especially acetone, may be useful for new medicines and food industry applications.
research Testosterone in Women: Measurement and Therapeutic Use
Testosterone therapy can modestly improve sexual function in menopausal women but should be used cautiously and is not recommended for routine measurement in sexual dysfunction or hirsutism.
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 Hair Growth Activity of Three Plants of the Polynesian Cosmetopoeia and Their Regulatory Effect on Dermal Papilla Cells
Extracts from three Polynesian plants were found to promote hair growth by affecting cell growth and gene expression related to hair.