January 2006 in “Chinese Journal of Dermatology” Amelanotic melanocytes from hair follicles are immature and likely don't transfer melanosomes to keratinocytes.
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.
3 citations
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January 1994 in “Journal of Society of Cosmetic Chemists of Japan” Hair grows slower and thinner with age, but a test tonic improved growth in alopecia subjects.
82 citations
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May 2004 in “British Journal of Dermatology” Stem cells are present in plucked hair follicles and can be maintained in culture.
2 citations
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August 1994 in “Archives of dermatology” A 19-month-old boy with a rare hair disorder showed mild improvement with treatment, but his family chose gentle hair care due to limited success.
13 citations
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July 2004 in “Skinmed” Common types of non-scarring hair loss have various causes and treatments, but more effective solutions are needed.
37 citations
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January 2000 in “International Journal of Pharmaceutics” Topical treatments can regrow hair on bald scalps.
33 citations
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March 2015 in “Experimental Dermatology” LHX2 and SOX9 identify unique hair follicle cell groups, crucial for hair maintenance.
December 1990 in “PubMed” Topical 17 alpha-propylmesterolone increases hair cell growth in androgenetic alopecia.
6 citations
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January 1994 in “PubMed” The molecular mechanisms controlling hair growth phases are not fully understood yet.