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September 1978 in “Anatomia Histologia Embryologia” Alkaline phosphatase activity in Beagle dog hair follicles is weakest in anagen and strongest in telogen.
20 citations
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August 2007 in “Molecular therapy” Applying a DNA vaccine to skin with active hair growth boosts immune response and protection against anthrax in mice.
10 citations
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October 2000 in “PubMed” E6/E7 oncogenes in hair follicles cause continuous hair growth by skipping the resting phase.
December 1990 in “PubMed” Topical 17 alpha-propylmesterolone increases hair cell growth in androgenetic alopecia.
28 citations
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June 1994 in “Journal of Dermatological Science” Proteolytic activity in mouse skin changes with hair cycle stages, peaking in early anagen.
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February 1998 in “Cellular Immunology” Hair growth phase in mice weakens certain immune responses.
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June 2004 in “Experimental Dermatology” Ber‐EP4 marks cells related to the secondary hair germ in hair follicles.
13 citations
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June 2020 in “International Journal of Molecular Sciences” HNG helps hair grow by keeping hair in the growth phase longer.
ANE syndrome is caused by a mutation in the RBM28 protein that disrupts ribosome assembly.
January 2024 in “Biological & pharmaceutical bulletin” Panax ginseng extract helps human hair grow by encouraging growth phase transition and cell proliferation while reducing certain protein expression.
August 2014 in “Journal of clinical & experimental dermatology research” Platelet-released growth factors can treat hair loss by activating hair follicle stem cells, blocking certain pathways, and controlling inflammation and fibrosis.
5 citations
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December 2018 in “Biological & Pharmaceutical Bulletin” Norgalanthamine helps hair cells grow by activating certain pathways related to hair growth.
January 2012 in “Journal of Cosmetics, Dermatological Sciences and Applications” The document concluded that certain clinical signs and hair growth tests help diagnose Short Anagen Syndrome.
Defective protein folding due to a mutation is key in ANE syndrome.
April 2024 in “Animal models and experimental medicine” PRP treatment helps hair growth and rebalances scalp bacteria in androgenetic alopecia patients.
130 citations
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January 1994 in “Differentiation” Mouse hair follicle cells briefly grow during the early hair growth phase, showing that these cells are important for starting the hair cycle.
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January 1992 in “Carcinogenesis” TPA strongly increases ODC activity in certain skin cells, potentially aiding tumor growth.
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June 1981 in “Clinica Chimica Acta”
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January 2009 in “Experimental Dermatology” Hair sheds gradually from the follicle, with readiness to shed indicated by less attachment material.
October 2023 in “Journal of the Endocrine Society” Estetrol helps keep scalp hair in the growth phase longer and improves hair follicle health by affecting the hair root and increasing stem cells.
Metabolic processes and key genes like FGF5, FGFR1, and RRAS significantly affect hair follicle growth in Inner Mongolian Cashmere goats.
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December 2017 in “Skin appendage disorders” WNT7A gene expression is higher in early stages of androgenetic alopecia, showing the role of WNT pathway, apoptosis, and inflammation in the disorder.
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December 2003 in “Experimental Dermatology” Altering the keratin 17 gene in mice hair follicles caused temporary hair issues, but changes were minimal and short-lived.
18 citations
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June 1992 in “Acta Histochemica” Human hair follicles have a unique cell distribution and differentiation pattern during growth.
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December 2015 in “BMC plant biology” Three genes in Arabidopsis are important for plant growth and development by affecting sugar attachment to proteins.
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May 2020 in “PLOS ONE” Ingenol mebutate gel changes gene expression related to skin development and immune response in actinic keratosis.
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February 2019 in “Journal of cellular physiology” TGF-β2 helps yak hair follicles enter the regression phase, while HSP70 tries to prevent it.
July 2024 in “Journal of Investigative Dermatology” PRP preparation partially activates platelets, causing varied growth factor release.
July 2024 in “Frontiers in Pharmacology” Pilose antler extracts help hair growth by activating hair follicle stem cells.
3 citations
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February 1983 in “Journal of Investigative Dermatology” Hair plucking quickly increases antizyme, reducing a specific enzyme activity in rats.