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The research identified 12 antioxidant compounds in Polygonum multiflorum roots, suggesting these as quality markers for the plant's processed roots.

This study reported high analytical performance of an RMP for DHT quantification, with the ability to differentiate between 5α-DHT and 5β-DHT isomers, making it suitable for routine assay standardization and clinical sample evaluation.

This study developed a high performance capillary electrophoresis method, validated for both legal and illicit minoxidil-based products, to confirm minoxidil's presence alongside known impurities.

This article discusses fluconazole's pharmacological and physicochemical properties and methods for its analysis, but reports no new clinical results.

This study developed a reliable RP-HPLC-DAD method, finding that amino acid concentrations in bleached hair decrease with higher hydrogen peroxide levels, notably affecting cystine.

This review examines recent advancements in green and emerging microextraction techniques, such as SPME and DLLME, for more sustainable hormone detection in biological samples, emphasizing environmentally friendly solvents and bioanalytical applications.

This study developed and validated ultraviolet spectrophotometric and reversed phase high performance liquid chromatographic methods for simultaneously estimating Tamsulosin and Finasteride in tablet form, showing statistical validation and effectiveness in pharmaceutical analysis.

This study developed a new measurement procedure using isotope dilution-liquid chromatography-tandem mass spectrometry for accurate quantification of DHEAS in human serum or plasma, demonstrating high selectivity, sensitivity, and low measurement uncertainty, making it suitable for routine standardization and clinical evaluation.

This study identified that the biosynthetic pathways for coumestans in Eclipta prostrata are derived from acetate and shikimate pathways, while phenylpropanoid biosynthesis is exclusively from the shikimate pathway.

This study found that the biosynthetic pathways of coumestans in Eclipta prostrata are derived from acetate and shikimate pathways, while 3,5-di-O-caffeoylquinic acid biosynthesis originates exclusively from the shikimate pathway.

This study established a new reverse-phase high-performance liquid chromatography method to accurately and precisely quantify silodosin and dutasteride in mixtures, meeting International Council of Harmonization validation criteria for stability, sensitivity, and recovery.

This study identified seven potential enzyme inhibitors from a Polygonum cuspidatum extract using ultrafiltration combined with high-performance liquid chromatography. These compounds showed inhibitory activity against tyrosinase, α-glucosidase, and xanthine oxidase, with most discovered in this extract for the first time.

This study developed and validated a high-resolution mass spectrometry method to screen for prohibited substances and analyze six endogenous steroids in urine according to World Antidoping Agency requirements, demonstrating its effectiveness for antidoping analysis.

This study presents a method using liquid chromatography tandem mass spectrometry to quantify biotin in plasma and serum, and explores how high biotin intake can interfere with diagnostic immunoassays that utilize biotin-streptavidin technology, potentially leading to misdiagnosis of endocrine disorders.

In this study, researchers identified two potential urinary biomarkers, testosterone–glucuronide and 11α-hydroxyprogesterone, along with four candidate biomarkers, to help understand and diagnose polycystic ovary syndrome.

This study identified key lipid differences between black and white hair in individuals with premature greying, highlighting vitamin D3 as a potential target for further research in understanding this condition.

This article describes the extraction and characterization method for wedelolactone from Eclipta alba but presents no new clinical results.

In this study, researchers developed a sensitive assay to measure the inhibition of steroid 5-α reductase (5AR) by chemicals like finasteride and dutasteride, revealing species-specific differences in inhibitor efficacy between human and fish cell lines.

In this study, distinct metabolic profiles were identified in women with PCOS, suggesting potential biomarkers for diagnosis based on changes in lipid and androgen metabolism.

This study identified two potent 5α-reductase inhibitors from Tectona grandis leaves, and suggests that ethanol is a preferable solvent for extracting these compounds, which are potential ingredients for hair loss treatments.

This study successfully established and validated a method using LC-MS/MS to measure multiple androgens in plasma, finding that individuals with acne had higher levels of certain androgens compared to those with obesity.

This study found that LC-MS/MS assays provided more reliable and precise steroid measurements in human serum compared to traditional immunoassays, particularly at lower concentrations.

In this study, researchers identified several active metabolites in Eclipta alba, demonstrated strong interaction with Alzheimer's disease proteins, and found that 28 days of treatment improved memory without significant toxicity in rats, suggesting potential pathways for treating Alzheimer's.

This study developed a liquid chromatography with tandem mass spectrometry method to detect sex hormones in health supplements from Hanoi, Vietnam, finding three out of 16 samples contained sex hormones, including banned testosterone at low levels (~0.5 mg/kg).

In this study, the researchers observed that biotin administration in biotin-deficient children with alopecia eliminated certain membrane proteins from their blood, suggesting that biotin might regulate these proteins' expression.

This review discusses the challenges in measuring testosterone for assessing androgen excess in women and emphasizes the importance of quality control in laboratory methods, but it reports no new clinical results.

This study demonstrated that an LC/MS-MS method could effectively detect and quantify the vitamin B3 vitamer nicotinamide in human hair, suggesting its potential use for long-term deficiency examination.

This paper reviews the diagnostic criteria, etiological factors, and treatment approaches for PCOS, highlighting the importance of considering metabolic issues such as insulin resistance and obesity, but reports no new findings.

This review discusses recent advancements in understanding and managing congenital adrenal hyperplasia, including improvements in screening, diagnostics, and potential genetic and cell-based treatments, but reports no new clinical findings.

This study developed and validated a highly sensitive LC-MS/MS method for detecting multiple steroid hormones in urine and serum/plasma, demonstrating its potential for use in large-scale biomonitoring studies.