November 2025 in “Biomolecules” This study found that overexpressing FGF22 in dermal papilla cells enhanced hair follicle stem cell proliferation and viability, while its knockout reduced these attributes, indicating its role in hair follicle regeneration.
September 2025 in “PubMed” 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.
July 2025 in “ACS Pharmacology & Translational Science” 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.
March 2025 in “International Journal of Molecular Sciences” This review explores melatonin's role in hair follicle cycles and its molecular mechanisms that enhance antioxidant capacity and modulate gene expression, offering potential strategies to improve cashmere production and treating human alopecia, according to the authors.
January 2025 in “Institutional Repositories DataBase (IRDB)” 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.
December 2024 in “Veterinary Sciences” In this study of Zhexi Angora rabbits, researchers found that the fine-wool group exhibited lower fiber diameters and a higher hair follicle density than the coarse-wool group, and they identified key candidate genes potentially regulating wool quality through RNA-seq and genome resequencing techniques.
March 2024 in “Journal of Microbiology and Biotechnology” This study suggests that phloroglucinol may enhance anagen signaling and reduce oxidative stress-induced damage in human dermal papilla cells, offering a potential therapy for hair loss.
January 2024 in “Biochemical genetics” This study investigated the gene and protein expression differences in early and late feathering chickens, identifying several pathways, like JAK-STAT and WNT, potentially involved in non-Mendelian feather growth regulation.
December 2023 in “Animals” In this study, researchers analyzed miRNA and gene expression in the hair follicles of FMD during different hair cycle stages, identifying differential expression patterns and key pathways involved in hair follicle development and growth.
December 2023 in “European Journal of Medicinal Chemistry” This review highlights potential therapeutic mechanisms of natural products for androgenetic alopecia, suggesting they may modulate signaling pathways and have anti-inflammatory and antioxidant effects.
June 2023 in “Livestock studies” 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.
October 2021 in “Research Square (Research Square)” This study found that gene expression patterns can effectively distinguish the cashmere growth cycle stages and highlight molecular pathways, suggesting melatonin's role in regulating cashmere growth in Inner Mongolian goats.
June 2021 in “Research Square (Research Square)” This study reports that melatonin influences gene expression related to cashmere growth cycles in Inner Mongolian cashmere goats, potentially aiding in understanding and enhancing cashmere yield through molecular regulation.
January 2009 in “Bradford Scholars (University of Bradford)” The study observed that the tumor suppressor activity of bone morphogenetic proteins in mouse skin epithelium depends on Noggin levels, inhibiting Wnt and Shh signaling pathways to prevent tumor initiation and progression.
1039 citations
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February 2009 in “Nature Reviews Molecular Cell Biology” This review discusses the reuse of molecular mechanisms involved in embryonic skin development for maintaining adult epidermal homeostasis and reports no new results.
338 citations
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July 2009 in “Development” This study demonstrates that Sox2-positive dermal papilla cells specify particular hair follicle types by showing heterogeneity in gene expression and pathway activation in these cells.
295 citations
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June 2009 in “Science” This article reviews the role of stromal stem cells in mammalian wound repair, suggesting they may perform functions similar to blastemal cells in simpler organisms, but reports no new experimental results.
253 citations
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April 2008 in “Current opinion in cell biology” This study found that Notch signalling promotes differentiation of epidermal cells and acts as a tumour suppressor in the skin by interacting with various pathways and mechanisms.
86 citations
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May 2008 in “Cytokine & growth factor reviews” This review discusses recent discoveries about the role of Eda and other TNF-related cytokines in skin appendage development and reports no new experimental results, highlighting developments since the last comprehensive summary in 2003.
31 citations
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May 2015 in “Stem Cell Reports” This research discusses a novel imaging approach in live mice to study stem cell and niche interactions in tissue homeostasis and reports no new results.
28 citations
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March 2014 in “Biological reviews/Biological reviews of the Cambridge Philosophical Society” This study introduces the multiple papillary centres model, offering a new explanation for hair twisting by combining known hair morphology features with differential growth rates caused by dermal papillae.
14 citations
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March 2019 in “Journal of Cosmetic Dermatology” This laboratory study found that activated platelet‐rich plasma supernatant enhanced hair growth signaling pathways in cultured human dermal papilla cells, suggesting potential for treating androgenic alopecia.
14 citations
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September 1999 in “Journal of Investigative Dermatology” Lack of TrkC receptor delays hair follicle development.
10 citations
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September 2018 in “Regenerative Medicine” 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.
9 citations
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April 2006 in “American Journal of Pathology” This study found that mutations in the Sgk3 gene cause defective hair follicle development and altered hair cycling in mice, with variable phenotypic outcomes depending on different dysfunction patterns of the SGK3 protein.
3 citations
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September 2021 in “Journal of Food Science and Nutrition” This study found that red ginseng extract may stimulate hair growth in a mouse model by enhancing dermal papilla cell proliferation and activating skin antioxidant defenses.
July 2026 in “Zenodo (CERN European Organization for Nuclear Research)” This review suggests that curcumin and piperine may offer a promising multi-target therapeutic approach for alopecia by simultaneously modulating androgenic and inflammatory pathways, though experimental and clinical validation are necessary to confirm their efficacy.
July 2026 in “Zenodo (CERN European Organization for Nuclear Research)” In this review, researchers explored the potential of a curcumin–piperine combination in alopecia management through computational analyses, highlighting its capacity to modulate multiple pathways involved in hair follicle homeostasis, although further experimental and clinical validation is necessary to confirm its efficacy.
July 2025 in “OPAL (Open@LaTrobe) (La Trobe University)” The research found that topical maslinic acid stimulates hair growth in mice, comparable to minoxidil, by inducing anagen phase acceleration and activating pathways such as Wnt/β-catenin, Notch, and MAPK; a potential link to cilia activity was also explored.
In this preclinical study, PA-011 derived from Periplaneta americana showed significant hair regrowth effects in androgenetic alopecia mouse models by inhibiting inflammation and oxidative stress, activating hair follicle stem cell proliferation, and normalizing skin microbiota, suggesting promise as an AGA treatment.