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In this laboratory study, researchers reported that Camellia sinensis seed flavonoids significantly reduced oxidative stress and inflammation in UV-irradiated skin cells by modulating key signaling pathways, highlighting its potential as a skincare ingredient for anti-inflammatory and anti-photoaging benefits.

This study found that the systemic wrinkled skin phenotype in Xiang pigs involves gene expression changes and genetic variations associated with oxidative stress and extracellular matrix components, resembling features seen in Shar-Pei dogs.

In this systematic review and meta-analysis, researchers found that exosome therapies significantly improved facial wrinkles by 20.2% and enhanced hair density and thickness by 23.6% and 18%, respectively, despite challenges in generalizability due to study heterogeneity and nonstandardized protocols.

In this review, researchers examined the molecular diversity and expression patterns of major skin appendage proteins, like keratins and EDC proteins, in tetrapods, highlighting recent findings in reptiles and birds and identifying knowledge gaps for future research.

This study observed that bovine milk-derived exosomes can alleviate intestinal inflammation, improve cognitive function, support nervous system regeneration, promote bone health, and benefit skin health, although further research is needed to fully understand their mechanisms and potential clinical applications.

In this study, researchers found that fermented ginsenoside from kimchi-derived bacteria enhanced hair growth in a mouse model and increased hair cell proliferation by 25% in vitro, suggesting potential as a therapeutic candidate for promoting hair growth.

In this study, researchers found that Ectoin, derived from halophilic bacteria, can mitigate stress-related skin damage by reducing cortisone's inhibitory effects on essential skin proteins and decreasing UVB-induced glucocorticoid activity, highlighting its potential as a preventative agent for stress-induced skin issues.

This study suggests that incorporating matrisomal components into biomaterials could enhance skin wound healing in mammals that do not naturally regenerate tissues like the axolotl and Acomys.

This study identified melatonin as a potential treatment for rosacea and Alzheimer's disease, suggesting it may help by modulating inflammatory and vascular signaling pathways.

This review discusses the potential of ginseng and its metabolites for treating hair loss and reports no new clinical findings.

In this study, researchers created a detailed human skin cell atlas by analyzing over 700,000 cells, finding that disrupted communication among specific immune and stromal cell subsets may play a key role in initiating and sustaining chronic skin inflammation in atopic dermatitis.

This article discusses the structure of the human type II 5 alpha-reductase gene and reports no new experimental results.

This study found that COX-2 expression in normal rat skin is linked to the hair cycle, with varying levels observed in different skin structures during anagen, catagen, and telogen phases.

In this study, researchers identified and examined males with 17 beta-HSD3 deficiency in a highly inbred Arab population, noting genetic findings and the progression of male characteristics despite being raised as females initially.

This study identified a group of dermal fibroblasts near hair follicle stem cells in mice that facilitate hair regeneration by creating a biomechanically compliant extracellular matrix, enhancing stem cell activation and promoting a positive feedback loop for tissue regeneration.

This study clarified and quantified the concept of hair transparency using a validated mathematical model based on measurable hair properties and consumer perception data from stylists in Japan and China.

This study found that vesicles formed with behenyltrimethylammonium chloride, stearic acid, and hinokitiol significantly improved skin permeation of hinokitiol in vitro, which may aid in hair growth promotion.

This study suggests that Rushton’s hyaline bodies form through both epithelial changes leading to hair keratin production and hemorrhage supplying erythrocytic substances, resolving previous debates about their origin.

This study identified TSC2 as an important regulator of hair follicle morphogenesis and patterning, with Tsc2cKO mice showing altered hair patterns and frequencies compared to controls.

In this study, Msx-2 knockout mice showed enhanced re-epithelialization and faster wound closure compared to wild-type controls, suggesting Msx-2 may influence skin morphogenesis during wound repair.

In this study, single-cell RNA sequencing of hair follicle populations from hidradenitis suppurativa patients identified three endotypes, suggesting distinct epithelial-immune interactions that may guide stratified therapeutic approaches.

GLI2 activates GLI1, promoting skin tumor growth and hair development.

This paper reviews hidradenitis suppurativa, comparing its clinical and histopathological characteristics to acne, questioning the proposed link to terminal hair follicles, and reports no new results.

This case report describes an instance of autosomal recessive uncombable hair syndrome caused by maternal uniparental disomy of chromosome 1.

This study suggests that patients with STSD show a different pattern in androgen activation compared to healthy controls, potentially due to increased 5α-reductase activity and absent prepubertal serum DHEA surge.

This study found a genetic electrophoretic variant in high-sulfur proteins from human hair, which was more prevalent in the Japanese samples compared to Caucasian samples, suggesting an autosomal inheritance pattern.

This study identified nine novel KRTAP5 family genes associated with human hair formation, demonstrating preferential expression in hair roots and suggesting their role in hair development.

This study found that overweight women with polycystic ovary syndrome carrying the HSD3B1 1245C allele had an increased presence of female pattern hair loss compared to those with the wild-type genotype.