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This study found that Chamaecyparis obtusa oil increased hair follicle cell proliferation and maintained the anagen phase in mice, suggesting a potential for promoting hair growth.

This study suggests that ELF5 plays a crucial role as a regulator and maintainer of stem/progenitor cell functions, impacting normal skin development and homeostasis.

This study, published in the September issue of the Journal, explores challenges and treatments for curly-textured hair, investigating glucagon-like peptide-1 agonists' impact on hair loss and discussing a promising therapy using adipose stem cell-derived exosomes to promote hair growth.

This review discusses recent advances in hair regeneration strategies, including mechanical stimulation and complementary therapies like MSC transplantation and platelet-rich plasma, and reports no new clinical results.

In this study, autologous platelet-rich plasma improved skin wound healing in mice, associated with reduced inflammation and enhanced angiogenesis and re-epithelialization, but the underlying regulatory mechanism requires further investigation.

This study found that mechanical skin stretching can stimulate hair stem cell proliferation and hair regeneration by activating a complex pathway involving WNT, BMP-2, and M2 macrophages.

This review explores the infundibulum's role and importance in skin diseases and emphasizes the need for further research into its biology and potential therapeutic targeting, but it presents no new findings.

This review explores the potential link between psoriasis and metabolic syndrome, focusing on how disturbances in growth factors may connect these conditions and contribute to symptoms like keratinocyte proliferation and inflammation.

This review analyzed 17 recent clinical trials on platelet-rich plasma for androgenetic alopecia but reports no new clinical results; the authors seek a consensus on optimal PRP use.

In this study, photodynamic therapy was found to achieve permanent reduction of nonpigmented hair in mice, unlike an 800-nm diode laser, by targeting the hair matrix through repeated sessions.

This review investigates how various intrinsic factors—such as growth factors, cytokines, chemokines, and interferons—regulate hair growth through evidence gathered from in vitro and in vivo studies, highlighting the need for further research in human subjects to validate these findings.

This research suggests that recent discoveries of signaling pathways in androgenic alopecia may pave the way for targeted therapies, providing potential new treatment options beyond the current FDA-approved drugs, minoxidil and finasteride.

Ovol2 is essential for normal skin and hair regeneration.

This study found that photodynamic therapy may offer a new option for removing nonpigmented hair, although it was less effective than diode laser for black hair in mice.

This article discusses the role of the American Society of Plastic Surgeons in plastic and reconstructive surgery education but presents no new research findings.

This study found that molecular differences in paracrine factors between balding and non-balding hair follicles may enhance understanding of androgen action in hair disorders and potentially inform better treatments.

This study reported that paracrine factors, such as IGF-I and SCF, were reduced in balding hair follicles compared to non-balding ones, while inhibitory factors like TGFß-1 were increased, providing insights into the androgen action in hair follicles.

This study found that VR1 activation in human hair follicles inhibited hair growth by suppressing proliferation and promoting apoptosis, suggesting VR1 plays an important role in hair growth regulation.

This study found that papillary dermal fibroblast progenitors in newborn mouse skin can be isolated and cultured to generate male germline cell precursors, demonstrating their potential through differentiation into cells with meiotic capability.

This review discusses strategies for regenerating cutaneous nerve function in burn patients and highlights the potential role of autologous skin-derived adult stem cells in improving sensory recovery, but reports no new experimental findings.

In this study, researchers observed that deleting the Gpr54 gene accelerated the hair cycle and enhanced hair regeneration in mice by modifying the NAFTc3-SFRP1-Wnt signaling pathway, suggesting Gpr54 as a potential target for hair loss treatments.

This study found that Limosilactobacillus reuteri NCHBL-005, derived from honeybees, may promote hair growth via a novel non-androgenic mechanism involving the Wnt/β-catenin signaling pathway, as it increased hair follicle size and number in mice and influenced related gene expression in human follicle cells.

This study found that in mice, oral administration of Lactilactobacillus curvatus LB-P9 accelerated hair regrowth and increased hair thickness, hair follicle numbers, and dermal thickness, likely by boosting hair growth factor production and dermal papilla proliferation.

CD34 is a marker for isolating stem-like cells in mouse hair follicles.

This study reported that 5% minoxidil nanoparticles enhanced hair growth more effectively in mice than a commercial minoxidil solution, with significantly higher drug accumulation in the upper hair follicles.

This study summarizes the signaling molecules and extracellular components involved in epithelial–mesenchymal interactions, enhancing our understanding of hair follicle regeneration and skin wound healing, but reports no new experimental results.

In this study on mice, elevated IGF-1 levels in the skin were linked to premature aging of hair follicles, but interventions like reducing IGF-1 or using senolytic treatments helped restore stem cell health and counteract aging effects.

In a keratinocyte-specific knockout mouse model, this study found that deleting GRK2 disrupted hair follicle homeostasis, causing cyst-like structures, abnormal growth patterns, and eventual hair loss, suggesting potential links to immune-mediated alopecias.

This study found that TLR2 is crucial for maintaining hair follicle health and regeneration, and its stimulation by the metabolite CEP may promote hair growth, while decreases in TLR2 and CEP in aging and obesity may hinder hair growth.

This review discusses the paradoxical effects of valproic acid on hair, noting that it can both cause alopecia and stimulate hair growth, but reports no new experimental findings.