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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 found that exclamation mark hairs are not exclusive to alopecia areata and can also appear in trichotillomania, challenging their status as a definitive diagnostic marker.

This review discusses the state-of-the-art knowledge on pseudoxanthoma elasticum, summarizing recent advancements in genetics, pathomechanisms, and potential treatments but reports no new clinical findings.

This paper provides a comprehensive overview of the applications of electrospun nanofibers in non-invasive medical fields, highlighting their potential for health monitoring, personal protection, thermal regulation, and wound care, and discusses the challenges and future development paths for this technology.

This review article highlights recent advances in microneedle technology for wound healing and tissue regeneration, discussing various cargo types, structural designs, and fabrication methods, and suggesting guidelines for designing microneedle systems tailored to specific applications.

This paper reviews strategies to enhance the effectiveness of topical drug delivery by addressing skin barrier challenges, optimizing drug delivery systems, and personalizing treatment approaches, highlighting both current advancements and limitations in the field.

This review summarizes the use of 3D printing technologies for creating microneedles and evaluates their associated benefits, challenges, and regulatory considerations, but does not present new experimental results.

This review discusses recent progress in PENG-based sensors for non-invasive medical diagnosis and treatment but reports no new experimental results.

This study observed that the Pilogics Hairegen device increased total hair count by 23.2% and terminal hair count by 21.1% in 289 patients with androgenetic alopecia after approximately 20 weeks of use, with no adverse effects reported.

This study developed a high-resolution phototrichogram system that can automatically and accurately assess hair growth metrics in cosmetic trials, achieving over 90% correlation with manual measurements.

This study developed a quantitative measure for scoring hair surface damage from SEM images and found it accurately classified hair damage caused by explosive blasts, similar to an existing classification system.

This study reported that a single treatment using macrofocused ultrasound energy with a 2 mm transducer significantly reduced pore count, pore volume, and pore index in 34 Thai subjects with enlarged facial pores over a 6-month period, with no adverse events observed.

This study found that Quantitative Mass Spectrometry Imaging offers precise localization and quantification of active compounds in skin tissues, demonstrating benefits over traditional LC-MS in drug penetration studies.

This study found that nano-sized lipid particles improved the skin accumulation and retention of dexamethasone compared to a base cream, suggesting potential benefits for inflammatory skin disease treatment.

This study found that a new 12-point scale provided a more precise measurement system for evaluating hair damage and improvement after hair care product use compared to a 5-point scale.

This study developed and optimized a molecularly imprinted polymer-based electrochemical sensor, demonstrating its ability to detect minoxidil with high sensitivity and selectivity at concentrations as low as 0.3 nM, and successfully applied it for minoxidil measurement in various real sample matrices.

This study describes an analytical technique combining field-enhanced sample stacking with dispersive liquid-liquid microextraction, offering improved sensitivity for detecting finasteride and its metabolite in urine samples from patients treated for androgenetic alopecia.

This study developed and validated a precise RP-HPLC method for simultaneously estimating minoxidil and aminexil in pharmaceutical formulations with good accuracy and specificity.

A new method was created to accurately measure minoxidil and aminexil in hair loss treatments.

This study reported that X-ray microscopy provides more intact images of hair's internal structure compared to transmission electron microscopy, particularly for observing fine details like cuticle coarsening and cortex cracks.

This study established an HPLC-MS method for measuring oxymatrine in human plasma and used it to examine the pharmacokinetics of its capsules.

This study reported the development of a workflow that combines SIMS and X-ray elemental mapping techniques for multimodal imaging at the single cell level, successfully applied to visualize elements, metals, and lipids in porcine skin without loss or delocalization.

This case series suggests that EE/CMA 0.03mg/2mg may help manage dermatological disorders related to androgen excess, as evidenced by symptomatic improvements in the four patients treated.

This study reported the development of a novel and reliable liquid chromatographic method to measure testosterone and epitestosterone in human urine, offering sensitive detection for doping control.

Using Excimer light with topical steroids is the most effective treatment for alopecia areata.

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 found that electron and proton microprobe analysis can reveal differences in element distribution within human hair and epidermis, although no significant water content differences were noted between atopic eczema and normal skin.

This study developed and validated a simple and cost-effective spectrophotometric method to accurately determine Aminexil in cosmetic formulations containing niacinamide and pyridoxine.

This study proposes a new mathematical model, the Harmonic Mean equation, for precisely quantifying nuclear pleomorphism in breast cancer grading, showing high performance with accuracy, recall, specificity, precision, and F1-score metrics.