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This study observed that topical application of maslinic acid stimulated hair growth in mice comparably to minoxidil, possibly through the Wnt/β-catenin pathway and involving ciliary gene activity, highlighting increased levels of trichogenic gene expression and protein levels.

This study found that androgen binding in male rat livers involves specific androgen receptors, which decrease with castration and are inducible in female livers with testosterone.

This study reported that pulverizing hair samples significantly improves the precision of testosterone measurement, with higher testosterone concentrations observed in men than in women.

In this study, thymosin beta4 was found to stimulate hair growth in normal rats and mice by affecting key processes in the hair follicle cycle, such as stem cell migration and extracellular matrix remodeling.

This study presents a novel in vitro assay using human folliculoid microspheres to research hair growth, which may facilitate preclinical testing of hair growth-modulatory agents.

This study demonstrated that an engineered human skin equivalent can generate follicle-like structures resembling fetal skin, highlighting the role of the dermal compartment in directing epithelial cell fate in vitro.

This study found that blood and milk somatic cells show promise as matrices for monitoring illicit recombinant bovine somatotropin use in dairy cattle through gene-expression assays.

In this study, ebastine significantly increased the proliferation of human follicle dermal papilla cells and may contribute to hair regrowth by activating the ERK signaling pathway.

This study found that sulforaphane-rich broccoli sprout extract significantly accelerated hair regrowth in a mouse model of androgenetic alopecia, suggesting its potential as a safe and effective natural therapy.

In this laboratory study, coffee bean residue extract was observed to promote the proliferation of human hair follicle dermal papilla cells by activating autophagy, showing potential for treating hair growth disorders and hair loss.

In this study, testing Annurca apple extract on human follicle dermal papilla cells indicated its potential to prevent patterned hair loss by reducing oxidative stress and increasing factors involved in hair growth.

In this laboratory study, researchers found that a methanol extract of peach kernel improved the growth and viability of human hair follicle dermal papilla cells, suggesting its potential efficacy for hair growth and care through cell proliferation and signaling pathways activation.

This study found that thyroid-stimulating hormone receptors are functionally expressed in various skin cells, implying potential physiological and pathological roles in skin, especially in conditions like autoimmune diseases.

Ganoderma lucidum extract may help treat stress-related hair loss.

This study found that Acanthus ebracteatus extract and verbascoside induced dermal papilla cell proliferation and reduced inflammatory cytokine release in vitro, suggesting potential for anti-hair loss applications.

In this experimental study, the researchers observed that Platycladus orientalis leaf extract promoted hair growth by enhancing dermal papilla cell proliferation and increasing growth factor expression, particularly through ACK1 activation and modulation of Wnt/β-catenin signaling pathways in cultured human cells and a 12-week topical application.

This study found that neonatal blocking of androgen and estrogen pathways in rats altered sex-specific expression of estrogen and androgen receptors in adult pituitary and adrenal glands, potentially influencing lifelong neuroendocrine function.

This study found that extracellular vesicles derived from hyaluronic acid-stimulated induced pluripotent stem cells significantly improved hair growth in a model of androgenetic alopecia in mice by enhancing Wnt/β-catenin signaling and regulating androgen receptor activity, showing comparable results to the commonly used treatment finasteride.

This review discusses the role of extracellular vesicles in dermatology for therapeutic, diagnostic, and prognostic purposes, highlighting the lack of validated findings and the necessity for more rigorous clinical trials.

This review examines the potential and challenges of extracellular vesicles in cosmetics, noting their transformative impact despite regulatory and production hurdles; it reports no new experimental results.

This study visualized mitochondrial metabolism in cultured bovine hair follicles and plucked human hairs, finding that ROS and mitochondrial polarization correlate in specific hair follicle regions, particularly near keratin deposition sites.

This study found that nuclear androgen receptors are not necessary for androgen self-administration, suggesting that plasma membrane receptors might be involved.

This study observed that tissue-engineered skin, using VEGF165 gene-modified cells embedded in astragalus polysaccharide-containing 3D printed scaffolds, enhanced early vascularization, and collagen and hair follicle regeneration, leading to improved skin repair in nude mice with full skin defects.

In this study, maslinic acid applied topically was observed to stimulate hair growth in mice comparably to minoxidil, primarily activating pathways like Wnt/β-catenin, and suggesting a link between hair growth and cilia activity.

This review discusses recent advancements in omics and gene editing technologies for studying neuropeptides and receptors in fish, but reports no new experimental findings; the authors highlight the need for further research in this area.

This review discusses the potential of secretome derived from stem cells for treating alopecia areata and reports no new clinical results; the authors suggest the need for further human trials.

This review highlights the potential of nanotechnology for hair follicle regeneration, focusing on strategies such as hair cycle modulation, progenitor cell stimulation, and wound-induced hair neogenesis, while also discussing regulatory challenges that may affect the development of these innovative approaches.

This study found that vitamin D receptor expression is associated with proliferating keratinocytes, while retinoid X receptor α is linked to differentiating keratinocytes, suggesting differential targeting by vitamin D metabolites.

In this study, targeted inactivation of the integrin-linked kinase gene in melanoblasts led to defects in cell migration, proliferation, and ability to populate the skin, implicating an integrin-linked kinase-Rac1 connection in melanocyte function.

The study found that growing dermal papilla cells in 3D spheroids enhances their activity with hair growth-promoting agents, such as minoxidil and TCQA, compared to traditional 2D cultures.