research Green and Emerging Microextraction Strategies for Bioanalytical Determination of Hormones: Trends, Challenges, and Applications
Microextraction techniques improve hormone testing while being environmentally friendly.
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research Nitric oxide synergizes minoxidil delivered by transdermal hyaluronic acid liposomes for multimodal androgenetic-alopecia therapy
The new hair loss treatment combining nitric oxide and minoxidil in a special carrier is effective for hair regrowth.
research LC/MS analysis of stratum corneum lipids: ceramide profiling and discovery
A new, quick method was developed to analyze skin lipids, discovering a new ceramide subclass.
research Measuring steroids in hair opens up possibilities to identify congenital adrenal hyperplasia in developing countries
Hair steroid measurement is an effective method to diagnose and monitor CAH in developing countries.
research Comparative Studies on Polyamine Levels in Plasma and Urine of Androgenic Alopecia Patients Treated with Finasteride for a Period of Three Years
Finasteride treatment for three years changes certain polyamine levels in the blood but not in urine.
research An Analytical Framework for the Selective Extraction and Determination of Nine Multiclass Endocrine-Disrupting Chemicals from Haircare Products
Haircare products may expose users to harmful chemicals despite regulations.
research Detection of urine metabolites in polycystic ovary syndrome by UPLC triple-TOF-MS
Researchers found potential urine markers for polycystic ovary syndrome, including testosterone-glucuronide and 11α-hydroxyprogesterone, which may help diagnose the condition.
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 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 Study on Changes of 19 Steroids in Plasma From 9 Diagnosed Patients With P450 Oxidoreductase Deficiency
Certain hormone levels can help diagnose P450 oxidoreductase deficiency.
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 A Fast and Efficient UPLC-ESI-MS/MS Method for Detection, Identification, and Quantitative Analysis of Bioactive Substances in Medicinal Herbal Extracts of Preventing Hair Loss
Researchers developed a quick and sensitive method to identify and measure hair growth-promoting substances in a herbal mix.
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 Determinação de minoxidil em formulações farmacêuticas usando permanganometria
A simple and fast method accurately measures minoxidil in pharmaceuticals.
research Biosynthetic studies through feeding experiments in Eclipta prostrata (L.) L. hairy roots
The study found that in Eclipta prostrata roots, coumestans come from acetate and shikimate pathways, and phenylpropanoid is made only through the shikimate pathway.
research Urinary steroid analysis of women with effluvium
Women with effluvium have higher levels of certain urinary steroids, possibly due to stress and increased adrenal activity.
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 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 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 Detection of testosterone propionate administration in horse hair samples
Hair analysis can detect testosterone in horses after drug administration.
research Urinary steroids in men with male-pattern alopecia
Men with male-pattern baldness have higher levels of certain testosterone metabolites and may have more active androgen metabolism.
research Original article / Article original Counterfeit drugs and pharmaceutical preparations seized from the black market among bodybuilders Médicaments de contrefaçon et préparations pharmaceutiques saisis sur le marché noir parmi les bodybuilders
Counterfeit drugs for bodybuilders often contain incorrect or contaminated ingredients and look like real products.
research Biochemical Roles of Testosterone and Epitestosterone to 5α-Reductase as Indicators of Male-Pattern Baldness
High testosterone to epitestosterone ratio in hair could predict male-pattern baldness.
research The effects of minoxidil on pulmonary and systemic hemodynamics in hypertensive man.
Minoxidil lowers blood pressure and increases heart efficiency, but may raise lung artery pressure in some people.
research Hair Steroid Profiling Reveals Racial Differences in Male Pattern Baldness between Korean and Caucasian Populations
Korean and Caucasian men with male pattern baldness have different hair steroid levels.
research Simultaneous determination of multi-class active pharmaceutical ingredients by UHPLC-HRMS
A new method was developed to accurately detect and measure 47 different drug ingredients in various products.
research Improved forensic hair evidence for drugs of abuse by mass spectrometry
Forensic hair analysis for drugs is now more reliable and accurate.
research Elemental hair analysis: A review of procedures and applications
Hair elemental analysis could be useful for health and exposure assessment but requires more standardization and research.
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.