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This paper details a method for measuring testosterone metabolism into seven androgens using digital autoradiography, which offers high sensitivity and reduces the need for radioactive materials.

In this study, researchers observed low variability in hair formoterol concentrations for COPD patients with stable adherence, but inter-patient differences and other factors may limit the effectiveness of hair analysis as a reliable tool for assessing medication adherence.

This study developed the TLMG hydrogel, a seamless in situ biointerface platform, demonstrating robust adhesion, high conductivity, and therapeutic effects for intelligent wound management in complex animal models and human tests, indicating its promise for integrated bioelectronic medicine.

This study developed a sensitive method using LC-ESI-MS/MS for accurate and reliable measurement of nine steroid hormones in children's serum.

This study developed and validated a simple, accurate, and sensitive HPTLC method for estimating minoxidil and aminexil in topical solutions, demonstrating effective separation and linear measurement of these compounds with %RSD under 2% and high regression coefficients.

This study found that laser ablation-inductively coupled plasma-mass spectrometry can effectively reconstruct time-resolved mercury exposure in micrometer segments of a single hair strand from fish-eaters.

Minoxidil solution applied twice daily improved hair growth in patients with Woolly Hair/Hypotrichosis due to LIPH gene issues, with mild side effects.

This abstract discusses the importance of thoroughly evaluating donor area characteristics like hair density and scalp elasticity in planning hair transplantation, but it reports no new research findings.

This article reviews the use of saw palmetto extract from a dermatologist's perspective, discussing its traditional role in treating androgenic alopecia and other androgen-related dermatological conditions, but it does not report specific research findings or results.

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.

This study found that a CLSM-based approach could semi-quantitatively assess the transdermal penetration behavior of fluorescent dyes with different lipophilicities, offering a tool for early-stage screening of compound penetration.

This review discusses the applications and challenges of lipid nanosystems in various fields, comparing techniques for evaluating nanoparticle properties, and reports no new experimental results.

This study used air wedge interferometry to measure the thickness of human scalp hair from three individuals, finding average thicknesses of 66.482 µm, 59.355 µm, and 59.927 µm respectively, within the typical range for adults.

This study developed and validated a method using LC-ESI-MS/MS to accurately measure finasteride levels in human serum.

This study concluded that the liquid chromatography-mass spectrometry method developed is viable for accurately quantifying spironolactone and its metabolite canrenone in plasma despite interference from plasma components.

In this study, the researchers found that a manual micrometer caliper is a reliable tool for planning hair transplant surgery and accurately measures the short axis of the hair shaft.

This study developed and validated a reliable method using chromatography and mass spectrometry to accurately measure finasteride levels in human plasma.

In this study, researchers developed a precise and rapid method for simultaneously analyzing minoxidil and finasteride in local therapeutic formulations, ensuring that the excipients did not interfere, making it suitable for routine quality control.

This review found that the DLQI is widely used as a benchmark in the development and validation of dermatology quality-of-life measures.

This source highlights the utility of cationic polymers in haircare products for protecting against hair damage from chemical treatments and grooming, and describes how microfluorometry can measure polymer deposition and penetration on hair fibers.

New, cheaper method measures finasteride in tablets accurately and quickly.

This study found that UV laser-induced fluorescence spectroscopy can effectively differentiate between types of alopecia in patients, showing a high correlation between blood circulation levels and tissue autofluorescence intensity.

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.

In this study, ultradeformable liposomes containing Tween 20 or terpenes increased phospholipid bilayer fluidity and enhanced skin penetration of sodium fluorescein, with terpenes improving hair follicle penetration.

This study developed and validated a simple, precise, and cost-effective UV spectrophotometric method for quantifying Minoxidil in bulk and pharmaceutical forms, reporting high accuracy with recovery rates between 99.57% and 100.55%, and a correlation coefficient of 0.9993.

This study developed and validated an HPLC-UV method for accurately quantifying clobetasol propionate in skin and hair follicles, demonstrating its application in in vitro permeation experiments.

This study developed and validated a simple, cost-effective UV–Visible spectrophotometric method for estimating finasteride in pharmaceuticals, demonstrating good linearity, accuracy, precision, and sensitivity according to ICH guidelines, making it suitable for routine quality control.

Hair treatments like bleaching increase friction by exposing tiny pores on the hair surface.

This study developed and validated a Gas Chromatography-Flame Ionization Detection method for assessing minoxidil, which shows good precision, accuracy, and specificity for quality control and pharmacokinetic studies.

This study observed that liposomes encapsulating minoxidil and PEP penetrate the skin at a slower rate but may reach deeper layers compared to a foam formulation.