41 citations
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November 2013 in “Experimental Dermatology” Leptin, a hormone, is important for starting hair growth.
40 citations
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July 1989 in “Journal of Cell Science” Rat hair follicles can be kept alive in a lab for 7 days but then stop growing.
38 citations
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October 1988 in “Clinics in Dermatology” Minoxidil can help grow hair and make hair follicles bigger, but it can also cause side effects.
37 citations
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January 1987 in “Dermatology” Minoxidil stimulates hair growth by increasing hair thickness and prolonging growth phase.
34 citations
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September 2019 in “Clinical, Cosmetic and Investigational Dermatology” Light therapy can stimulate hair growth and is more effective when started early, but more research is needed on its long-term effects and optimal use.
33 citations
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September 2012 in “Australasian Journal of Dermatology” Chemotherapy can cause hair changes similar to alopecia areata, which might lead to misdiagnosis.
30 citations
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February 2017 in “Histochemistry and Cell Biology” TPA promotes hair growth by increasing stem cell activity and activating specific cell signals.
24 citations
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November 2003 in “The FASEB Journal” Epimorphin helps start hair growth in mice.
23 citations
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April 2006 in “Skin Research and Technology” The study concluded that a special imaging technique showed women with hair loss have slower hair growth and a faulty hair replacement cycle.
22 citations
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April 2006 in “Journal of Dermatological Science” Vitamin C derivative increases versican in cells, potentially aiding hair growth.
22 citations
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September 2001 in “Journal of Investigative Dermatology” S100A8 and S100A9 proteins help form hair shafts during growth.
21 citations
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October 2013 in “Molecular Biology of the Cell” The protein CCN2 controls hair growth by affecting hair follicle formation and stem cell activity in mice.
21 citations
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November 2011 in “Veterinary Pathology” Mouse skin color ranges from pink to black, depending on their hair growth cycle.
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.
19 citations
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July 1997 in “British Journal of Dermatology” LHTric-1 is a specific antibody useful for studying hair and nail formation.
17 citations
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August 2018 in “BMC Genomics” The HOXC13 gene affects different hair proteins in cashmere goats in varied ways and is controlled by a feedback loop and other factors.
16 citations
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July 2019 in “Biochemical and Biophysical Research Communications” CD36-expressing dermal sheath cells help form blood vessels in hair follicles, aiding hair growth.
16 citations
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August 2012 in “The journal of investigative dermatology/Journal of investigative dermatology” MED1 is essential for normal hair growth and maintaining hair follicle stem cells.
14 citations
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December 2016 in “PloS one” Keratin 26 affects cashmere goat hair growth and is influenced by various treatments.
13 citations
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July 2015 in “Archives of dermatological research” N1-methylspermidine helps hair growth and reduces inflammation in hair follicles.
12 citations
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February 1998 in “Gene” The B2 genes are crucial for hair growth in rats.
10 citations
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November 2022 in “Protein & Cell” Quercetin significantly helps hair growth by activating hair follicles and improving blood vessel formation around them.
9 citations
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August 2014 in “European journal of ophthalmology” PGF2α receptors in human eyelids are found in specific parts of hair follicles, explaining eyelash changes with glaucoma treatment.
9 citations
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February 2001 in “Journal of Dermatological Science” p21waf1/cip1 and p27kip1 help in hair follicle differentiation in rats.
8 citations
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November 2020 in “Journal of Cosmetic Dermatology” The ingredients may help prevent hair loss and aging by boosting hair growth signals and reducing stress and hormone effects.
7 citations
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May 2021 in “General and comparative endocrinology” Muskoxen's qiviut cortisol levels indicate their stress hormone activity over the hair growth period.
6 citations
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August 2007 in “Journal of Surgical Research” Mice genetically modified to produce more Del1 protein had faster hair regrowth.
4 citations
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June 2021 in “Frontiers in Pharmacology” Bone marrow stem cells and their medium help hair regrowth.
4 citations
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January 2018 in “Advances in Experimental Medicine and Biology” The document concludes that hair follicles have a complex environment and our understanding of it is growing, but there are limitations when applying animal study findings to humans.
4 citations
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November 2016 in “Dermatologic Therapy” Topical tretinoin may increase beard hair density.