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This review covers various aspects of hair biology, pigmentation, and development, focusing on genetic and biochemical modulation of hair follicle components but reports no new findings.

This study found that EGR1 promotes the proliferation of dermal papilla cells, suggesting its close association with hair follicle growth and development.

This review discusses the development and advances in studying trichogenic dermal cells for hair follicle morphogenesis, summarizing methods, bioassays, and molecular markers, but reports no new research findings.

This study analyzed the distribution of adhesion molecules and extracellular matrix components in human fetal skin, suggesting their roles in hair follicle development.

This review examines the roles of macrophages and Langerhans cells in skin homeostasis and suggests that understanding these functions can aid in developing therapies for skin and hair regeneration, but it reports no new research findings.

This report reviews current advances in hair follicle regeneration for tissue-engineered skin grafts and highlights the feasibility and challenges of creating human hair follicles in this setting, suggesting key bioengineering requirements.

This study found that GLI2 plays a key role in activating follistatin, an activin/BMP antagonist, in response to hedgehog signaling in human epidermal cells, with implications for hair follicle development and basal cell carcinoma.

This study found that Neuregulin3 can influence the development and differentiation of mammary glands and epidermal features in mice, potentially by inducing c-Myc and altering cell proliferation and adhesion.

This review discusses the migration and colonization of melanocytes from the neural crest in mammals and reports no new experimental results.

This review discusses new developments in understanding the structure and properties of keratin fiber cell membrane complexes, without reporting new experimental results.

This review covers recent developments in materials for in vitro and in vivo stem cell manipulation, highlighting innovative substrate properties but does not report new experimental results.

This review explores the mechanism and potential applications of wound-induced hair follicle neogenesis but reports no new clinical results, highlighting the need for further research in hair regeneration therapies.

Using a transgenic pig model, this study demonstrated that LGR5 is a marker of hair follicle stem cells across different species, with important similarities and differences in gene expression and developmental processes.

This study found that scoparone increased the expression of certain pluripotency-related proteins in dermal papilla cells, suggesting a potential new mechanism for enhancing hair growth.

This study found that bee venom accelerated the transition from the telogen to anagen phase in mice, increasing hair growth by day 14, and suggested that bee venom may enhance adipose-derived stem cell activity by upregulating growth factor secretion.

This review discusses how aging affects hair follicle stem cells and their environment, contributing to hair loss, and explores strategies to promote hair regrowth, but reports no new results.

This review discusses the role of Sox2 in skin development, hair follicle regeneration, cancer, and wound healing, and reports no new experimental results.

This study reported that in mice with rapamycin-induced thymic atrophy, Angelica sinensis promoted thymic cortical regeneration and functional recovery by activating the Wnt/CTNNB1/Foxn1 signaling pathway and improving inflammatory microenvironment, suggesting its potential benefit against immune aging.

In this study on fine-wool sheep, researchers found that overexpressing the TGFBR1 gene decreased proliferation of dermal papilla cells by influencing multiple signaling pathways, suggesting TGFBR1 as a negative regulator in hair follicle development.

This literature review discusses the challenges and potential strategies for creating fully functional hair follicles capable of active cycling, emphasizing the molecular mechanisms, signaling pathways, and innovative regenerative techniques, such as hair micropatterning and three-dimensional printing, crucial for optimizing hair follicle regeneration.

In this study, epithelial cell-derived exosomes promoted fibroblast migration and inhibited their proliferation, suggesting a role in dermal condensate formation and hair follicle morphogenesis in cashmere goats.

This review discusses the potential of the hair follicle dermis to direct hair development and explores concepts related to hair growth and androgenetic alopecia, without reporting new clinical results.

New treatments for hair loss could involve using stem cells and a process called the Wnt/beta-catenin pathway to stimulate hair growth.

This study identified expression patterns of long non-coding RNAs during the hair follicle cycle in yak, revealing potential functions and sequence conservation with cashmere goats.

This study suggests that epithelial-derived Pop-Up Keratinocytes (ePUKs) may be a promising cell source for regenerative medicine due to their specific phenotypic traits and their influence on wound healing.

This study suggests that epithelial-derived pop-up keratinocytes (ePUKs) may improve regenerative medicine applications due to their specific phenotype and increased expression of proteins involved in regulating cellular movement and wound healing.

This article is from the ASPS Education Network and does not report any new research findings.

In this study, administering retinoic acid to pregnant albino mice increased fetal epidermal thickness and decreased hair follicle development, suggesting caution for its use during pregnancy.

The vitamin D receptor helps control hair growth and may protect against certain skin tumors.

This study used single-cell techniques and lineage tracing to reveal that integrin α6 expression in neural crest cells can differentiate them into Schwann cells, melanocytes, and fibroblasts in skin, identifying integrin α6 as a potential marker for these derivatives.