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This review highlights the significance of animal fibers, examining the molecular mechanisms influencing hair follicle development and their impact on fiber quality and quantity, with a focus on studies involving Angora and cashmere goats.

This study found that polycaprolactone (PCL) in facial fillers led to more cell proliferation and vascular activity than hyaluronic acid (HA) in Wistar rats, suggesting enhanced tissue regeneration effects with PCL.

This study found that Lepidium sativum seed extract showed potential in treating alopecia in rats by reducing 5(alpha)-dihydrotestosterone levels and improving hair length compared to minoxidil.

In this study, researchers observed that Indian head cactus extract significantly increased the proliferation of human follicle dermal papilla cells and induced the expression of hair growth-related genes, suggesting its potential as a new therapy for promoting hair growth.

This study found that recombinant type III collagen may aid skin aging management by promoting fibroblast proliferation and migration, with a modest impact on inflammatory marker IL-6, though it did not significantly affect TNF-a secretion in vitro.

This study concluded that KLF4 is a crucial regulator of hair follicle stem cell quiescence and may work by interacting with multiple transcription factors to control related genes.

This study found that sebaceous glands can regenerate after PPARg deletion in adult skin, relying on the hair cycle and FGFR signaling.

This study suggests that oleanolic acid may promote hair growth in mice with testosterone-induced androgenetic alopecia by activating the Wnt/β-catenin pathway and influencing various molecular levels.

This study found that human embryonic stem cell-derived mesenchymal stem cells promote hair growth and enhance the transition from the telogen phase to the anagen phase in mice, especially under hypoxic conditions.

In this study of Angora goats, researchers found that HOXC13 and other genes were overexpressed during the active hair growth phase, suggesting a role in mohair structure.

This study identified key genes and pathways involved in the growth and development of forest musk deer hair follicles, providing insights into molecular regulation and laying groundwork for future research on related diseases.

This study found that inadequate thickness of deep dermal tissue in pigs is a key factor leading to fibrosis, with fibrosis likely serving a compensatory function for skin thickness.

This study observed that three-dimensional cultures of dermal papilla cells enhanced endothelial cell migration and angiogenesis in vitro, which may improve vascularization in tissue-engineered skin constructs.

This study found that HOXC13 gene expression was significantly higher during the anagen phase in Angora goats, potentially contributing to the mohair's shiny and silky nature.

Adipose-derived stem cells can be transformed into hair-forming cells using specific extracellular vesicles, offering potential for hair regeneration therapies.

This study suggests that high platelet concentrations in PRP may not be necessary for hair growth in androgenetic alopecia, and certain growth factors might negatively impact clinical outcomes.

This study found that MAPK/ERK signaling plays a key role in driving tissue regeneration in spiny mice and suggests potential for reversing fibrosis to promote regeneration in mammals.

In this study, researchers successfully expressed recombinant human FGF5 protein in Arabidopsis, finding that this protein inhibits hair regeneration both in vitro and in vivo.

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.

This study investigated how secretions from cultured human hair follicle-derived keratinocytes affect gene expression in human follicle dermal papilla cells to understand their signaling interactions.

This study found that in hairpoor mice, disruptions in hair follicle stem cell quiescence and signaling pathways lead to disturbed hair cycles, which may help explain alopecia development in Marie-Unna Hypotrichosis patients.

This research on dermal papilla cells found that Sparasis crispa increased mRNA expression related to hair production and may help in hair generation cycles, but its impact on male hair loss treatment remains uncertain.

This study suggests that edelweiss extract may promote hair growth and reduce shedding in ex vivo experiments by affecting hair follicle anagen phase duration and keratinocyte proliferation.

This study found that stress is likely the main cause of symmetrical alopecia in Formosan macaques, with higher stress hormone levels observed in affected individuals.

In this study, fibroblast growth factors promoted dermal papilla cell proliferation and showed potential for treating androgenic alopecia, with possible advantages over minoxidil in cellular organization and health.

This study found that DNA methylation regulates hair follicle differentiation in cashmere goats by suppressing gene expression during induction and enhancing it during differentiation, with potential involvement of specific lncRNAs.

This study used multi-scale hybrid models to explore how signaling factors affect skin wound healing and embryo development, suggesting that different levels of fibrin clot density influence scar formation.

FOL-005 peptide may help treat excessive hair growth safely.

This study demonstrates that Sox11 and Sox4 are crucial for activating embryonic-like programs during wound healing, with Sox11 overexpression impairing skin differentiation and promoting genes linked to embryonic epidermis.

This study found that co-culturing dermal papilla cells in a 3D structure with adipose-derived stem cells may enhance the expression of hair inductivity markers compared to 2D cultures.