6 citations
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April 1996 in “Journal of histochemistry and cytochemistry/The journal of histochemistry and cytochemistry” TGF-alpha is present in sheep and ferret skin and may affect hair growth without directly stimulating cell proliferation.
May 2017 in “Journal of The American Academy of Dermatology” The treatment increased hair follicle counts and is potentially effective for male hair loss without serious side effects.
12 citations
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May 2002 in “PubMed” Hair growth is regulated by a combination of hormones, blood vessels, and nerve signals.
224 citations
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March 2006 in “Seminars in Cutaneous Medicine and Surgery” The document concludes that understanding hair follicle biology can lead to better hair loss treatments.
9 citations
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April 2019 in “International journal of molecular sciences” Human hair grows better in a special gel that mimics skin.