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January 2001 in “ACTA HISTOCHEMICA ET CYTOCHEMICA” Lysosomal proteases and cytoplasmic enzymes help hair follicle cells develop and differentiate.
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January 1997 in “EXPERIMENTAL ANIMALS” Histamine and its enzyme may help start hair regrowth.
July 2025 in “InnovAiT Education and inspiration for general practice”
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November 2014 in “PLOS Computational Biology” The study concluded that hair growth in mice is regulated by a stable interaction between skin cell types, and disrupting this can cause hair loss.
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July 2005 in “Journal of Dermatological Science” The gene URB is more active in human hair growth cells and responds to a hair-related hormone.
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May 2012 in “Scientific Reports” Scientists successfully created and transplanted bioengineered hair follicles that function like natural ones, suggesting a new treatment for hair loss.
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August 2008 in “Journal of Forensic Sciences” Recognizing specific tissue types on telogen hair roots can improve DNA typing.
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June 2005 in “British Journal of Dermatology” Calretinin identifies the companion cell layer in human hair follicles.
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March 2011 in “Journal of Investigative Dermatology” Hair follicles help guide nerve growth, improving touch recovery in skin grafts.
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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.
April 2026 in “Stem Cell Reviews and Reports” 52 citations
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October 1995 in “Experimental Cell Research” Human hair keratin genes hHa2 and hHb1 are located on chromosomes 17 and 12.
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January 2004 in “PubMed” NGF and minoxidil promote hair growth, while 17 beta-E2 inhibits it.
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January 1975 in “Journal of Experimental Zoology” Epilation doesn't affect rat hair growth; thyroxine speeds it up, while estradiol slows it down.
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June 2020 in “British Journal of Pharmacology” Activating TRPV4 in skin cells helps regrow hair in mice, possibly offering a treatment for hair loss.
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August 2015 in “International Journal of Molecular Sciences” Ovine hair follicle stem cells can regenerate haired skin and may improve wool production.
April 2013 in “Developmental Cell” Brg1 is crucial for keeping hair follicle stem cells and repairing skin, working with the Sonic Hedgehog pathway to promote hair growth.
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December 2013 in “Molecular biology of the cell” ILK is essential for proper hair follicle development and structure.
April 2016 in “Journal of Investigative Dermatology” Phenylephrine may help prevent hair loss from pulling on the hair roots.
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December 2019 in “Stem Cells Translational Medicine” Fully regenerating human hair follicles not yet achieved.
May 2025 in “Experimental Dermatology” A new genetic tool improves the study of hair growth and potential hair disorder treatments.
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July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” FGF and EGF are crucial for hair follicle development and growth.
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April 2016 in “Biochimie” A substance called epidermal growth factor helps increase the growth of important hair follicle cells by activating a specific cell communication route.
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October 2007 in “Journal of pineal research” Melatonin helps regulate hair growth and protects the hair follicle from stress.
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September 1999 in “British Journal of Dermatology” Epimorphin, a protein, plays a key role in the development of hair follicles in human fetuses, but it doesn't help in maintaining the stem cell population of the follicular skin layer.
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November 2013 in “Elsevier eBooks” Skin and hair renewal is maintained by both fast and slow cycling stem cells, with hair regrowth primarily driven by specific stem cells in the hair follicle bulge. These cells can also help heal wounds and potentially treat hair loss.
Different treatments change the strength and flexibility of human hair.