10 citations
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January 2009 in “Elsevier eBooks” Hair growth is influenced by hormones and goes through different phases; androgens can both promote and inhibit hair growth depending on the body area.
Different hair growth phases affect how follicles respond to X-rays, and hormones like testosterone and dihydrotestosterone play a key role in baldness; transplanted hair can grow on bald scalp areas.
94 citations
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July 2003 in “Journal of biological chemistry/The Journal of biological chemistry” EGF controls hair growth by regulating hair follicles' growth phases.
16 citations
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October 2003 in “Journal of The American Academy of Dermatology” A boy had unusual synchronized hair growth with short active growth phases, not fitting known hair disorders.
72 citations
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February 2011 in “American Journal of Biological Anthropology” The conclusion is that recognizing hair growth cycles can improve the precision of dietary and health assessments from hair analysis.