October 2022 in “Endocrine journal” Testosterone and dihydrotestosterone treatments can help with penile growth in males with 5α-reductase type 2 deficiency, with dihydrotestosterone being more effective in infancy.
January 2024 in “Biochemical genetics” The research found specific genes and proteins that affect how fast chickens' feathers grow, which is not solely determined by traditional inheritance patterns.
68 citations
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December 1991 in “Annals of the New York Academy of Sciences” Hair growth can be induced by certain cells found at the base of hair follicles, and these cells may also influence hair development and regeneration.
72 citations
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November 2012 in “PloS one” The protein folliculin, involved in a rare disease, works with another protein to control how cells stick together and their organization, and changes in this interaction can lead to disease symptoms.
Understanding hair follicle interactions can help treat male pattern baldness.
Fgf20 helps form hair follicle structures by stopping cell division and increasing cell movement.
91 citations
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June 2011 in “The EMBO Journal” TCF/Lef1 activity is essential for proper skin cell development and renewal.
April 2026 in “Communications Biology” The development of breeding tubercles in male zebrafish relies on a specific enzyme that processes hormones.
April 2016 in “Chinese Journal of Dermatology” Wnt10b can help regenerate hair follicles.
April 2018 in “Journal of Investigative Dermatology” Fgf20 is important for the development and regulation of the cells that form the base of hair follicles.
28 citations
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March 2014 in “Biological reviews/Biological reviews of the Cambridge Philosophical Society” The document concludes that hair curvature can be explained by the growth patterns caused by the shape and separation of cells in the hair follicle and is affected by specific molecular pathways.
August 1994 in “Journal of dermatological science” Different substances affect hair and skin cell growth in various ways.
2 citations
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July 2024 in “International Journal of Molecular Sciences” Csdc2 helps hair growth in cashmere goats by regulating specific genes.
4 citations
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July 2006 in “British journal of dermatology/British journal of dermatology, Supplement” Testosterone increases hair follicle cell growth when beard or axillary skin cells are present together.
May 2024 in “Journal of Advanced Research” Communication between blood vessel and hair follicle cells decreases with age, affecting hair growth and blood vessel formation.
1 citations
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October 2025 in “Scientific Reports” Mandarin duck sail feathers change with seasons due to hormones and genetic regulation.
193 citations
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May 2008 in “Development” Activating β-catenin can turn skin cells into hair follicles.
2 citations
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January 2012 in “Charles Sturt University Research Output (CRO)” Pregnancy increases hair growth in dairy cattle.
83 citations
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October 2016 in “Stem Cells and Development” Epidermal growth factor helps hair stem cells grow by activating specific cell pathways.
7 citations
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March 2005 in “Journal of dermatological science” Apoptosis helps shape hair growth and prepares the skin for hair to emerge.
86 citations
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May 2002 in “Journal of comparative neurology” Nerve growth in mouse skin and hair follicles happens in stages and is closely linked to hair development.
21 citations
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October 2017 in “Journal of Investigative Dermatology” The document concludes that understanding dermal papilla cells is key to improving hair regeneration treatments.
Calcium and hydrogen ions help root hair growth, while aluminum inhibits it.
November 2022 in “Bioengineering” The method can test hair growth products using a lab-made hair-like structure that responds to known treatments.
6 citations
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January 2024 in “Annals of Dermatology” Dickkopf-related Protein 2 can help hair grow by activating a specific cell pathway.
May 2025 in “International Journal of Molecular Sciences” DHHB from Platycladus orientalis L. promotes hair growth and could be a natural alternative to current treatments.
24 citations
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April 2012 in “Developmental Biology” Dermal papillae cells, important for hair growth, come from multiple cell lines and can be formed by skin cells, regardless of their origin or hair cycle phase. These cells rarely divide, but their ability to shape tissue may contribute to their efficiency in inducing hair growth.
2 citations
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November 2019 in “FEBS open bio” Combining specific inducers helps dermal papilla cells regain hair-forming ability.
April 2026 in “Institutional Repositories DataBase (IRDB)” CD200- cells in hair follicles have a higher ability to regenerate hair.
12 citations
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September 2019 in “BioFactors” Ginkgolide B and bilobalide help mink hair grow by making skin cells healthier and boosting a key growth protein.