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This study found that dermal Shh signaling regulates specific dermal papilla signatures essential for maintaining hair follicle development, suggesting that the Shh-Noggin signaling loop is crucial for hair morphogenesis.

This study found that a mutation in the BMP12/GDF7 gene is associated with the Naked neck trait in chickens, reducing neck feathering due to altered signaling pathways.

This review discusses the role of Wnt/β-catenin signaling in hair follicle regeneration and highlights recent progress in developing hair loss treatments targeting this pathway, but reports no new clinical results.

This review explores embryonic epidermal development and discusses key molecular regulators and roles of the sub-epidermal mesenchyme, but reports no new experimental results.

In this study, mouse amnion epithelium was successfully transformed into skin and hair follicles when associated with hair-forming dermis, revealing the necessity of specific influences for follicle formation.

This article reviews the cellular dynamics affecting dermal papilla size in androgenetic alopecia and suggests targeting DP size could improve therapies, but it presents no new clinical data.

This review explores the potential genetic and epigenetic influences on hair whorl patterns and suggests that pattern formation may involve basic physical-chemical laws, although it reports no new experimental findings.

This study demonstrated that water-soluble peptides from egg yolk, termed "hair growth peptide," stimulated human hair follicle cell growth and improved hair growth in female pattern hair loss.

This study introduced a simple and reliable in vitro assay capable of large-scale simultaneous screening of hair growth-promoting compounds using a 3D co-culture system of human dermal papilla and outer root sheath cells.

This article discusses the development of skin patterns during embryogenesis and postnatal life, linking them to genetic, environmental, and mathematical factors, but presents no new empirical findings.

Activating the Eda/Edar pathway improves wound healing by enhancing hair follicle growth.

This review examines the immunological aspects of alopecia areata, focusing on genetic, neuroimmunological, and immune privilege factors, but does not report new clinical findings.

This article discusses the hair follicle's regenerative cycles and the molecular mechanisms influencing them, emphasizing the need for therapeutic targeting of the "hair cycle clock" to manage hair growth disorders, without reporting new research findings.

This study describes a system for generating hair follicles from dissociated cells in mice, suggesting that successful development requires a foundational epithelial platform.

This study found that men with a paternal history of hair loss were significantly more likely to experience hair loss themselves.

This review explores how sex differences influence the pathophysiology, incidence, and treatment outcomes of ischaemic heart disease, and emphasizes the need for more sex-specific research.

This study demonstrates the use of the CRISPR-Cas9 system to successfully edit the EDAR gene in Cashmere goats, resulting in goats with distinct hair follicle characteristics.

This review discusses how neuroendocrine pathways influence keratin regulation in human skin and hair follicles and suggests these pathways as potential targets for new treatments of skin disorders, but reports no clinical results.

This study found that ChatGPT 4.0 and Gemini 1.5 Flash provided more accurate and user-friendly responses to androgenetic alopecia questions than Deepseek R1, suggesting they could be effective tools for patient education with physician guidance.

This study found that glucose starvation and hypoxia are physiological triggers of ER stress in in vitro differentiated adipocytes, rather than high concentrations of saturated fatty acids, cholesterol, or proinflammatory cytokines.

This research found that keratin hydrogels derived from human hair may support cell viability and proliferation, indicating potential as 2D and 3D soft tissue culture scaffolds.

This review examines the role of retinoic acid synthesis in hair follicles and sebaceous glands, focusing on its localization and function during normal and disease states, but reports no new results.

This review discusses the role of immune cells in mammalian hair cycle control and highlights their potential relevance to human hair cycling disorders, reporting no new clinical findings.

β-catenin affects hair growth and can lead to tumors, needing more research for better understanding.

This study found that Fibroblast growth factor-9 (FGF-9) accelerates epithelial invagination in engineered ectodermal organs and suggests its potential role in organogenesis and regeneration research.

Hair follicles form hard α-keratin filaments in four steps, showing structural differences.

This study identified that Eda-A1 unexpectedly induces placode inhibitors dkk4 and lrp4, indicating the importance of tightly regulated signaling for proper ectodermal organ development.

This study identified specific gene expression profiles during the intestinal regeneration of sea cucumbers, highlighting potential novel genes and advancing the understanding of regenerative biology in echinoderms.

This review discusses the current understanding of genes coding for hair and avian keratins, highlighting gene structure and protein sequences, but reports no new experimental findings.

This study found that the HoxC gene cluster plays a critical role in the development of ectodermal organs, including hair and nails, with mammalian-specific enhancers increasing transcription levels during development.