October 2013 in “Journal of Medicinal Plants Research” The herbal cleanser increased hair growth in rats without harming their skin.
April 2012 in “Cancer Research” EGFR deficiency in skin causes hair follicle issues and inflammation.
September 2017 in “Journal of Investigative Dermatology” Injections of special skin cells showed potential in treating hair loss, with some participants experiencing increased hair density.
212 citations
,
August 2004 in “Proceedings of the National Academy of Sciences” Hair follicle cells can create new blood vessels in the skin.
70 citations
,
April 2017 in “Lasers in surgery and medicine” Blue light promotes hair growth by interacting with specific receptors in hair follicles.
69 citations
,
May 1997 in “Veterinary Pathology” The angora mouse mutation causes long hair and hair defects due to a gene deletion.
59 citations
,
September 2007 in “Biochemical and Biophysical Research Communications” The TRPV3 gene mutation affects hair growth by keeping mice in the growth phase longer, which could help treat hair loss.
44 citations
,
March 2004 in “Journal of Investigative Dermatology” The effects of estrogen on human hair growth are unclear and need more research.
35 citations
,
January 2011 in “Journal of Biological Chemistry” sPLA2-X is crucial for normal hair growth and follicle health.
31 citations
,
November 2016 in “Cell Reports” Touch sensitivity in mouse skin decreases during hair growth due to changes in touch receptors.
20 citations
,
August 2007 in “Molecular therapy” Applying a DNA vaccine to skin with active hair growth boosts immune response and protection against anthrax in mice.
16 citations
,
April 2021 in “International Journal of Molecular Sciences” Micro-current stimulation may promote hair growth more effectively than standard treatments.
16 citations
,
November 2005 in “Journal of Clinical Pathology” CD1d expression in scalp skin and hair follicles changes with the hair cycle and may help protect against microbes.
November 2024 in “Stem Cell Research & Therapy” Stem cells from umbilical cords can help regrow hair in mice with hair loss.
December 2023 in “Animals” The study mapped yak skin cells to understand hair growth better.
20 citations
,
October 2008 in “Archives of dermatological research” Angiogenin helps hair grow by stimulating cell growth and blood vessel formation.
6 citations
,
January 2009 in “Elsevier eBooks” The skin has multiple layers and cells, serves as a protective barrier, helps regulate temperature, enables sensation, affects appearance, and is involved in vitamin D synthesis.
June 2010 in “Melanoma research” LDE225 is a promising skin-applied treatment for basal cell carcinoma with good skin penetration and effectiveness.
88 citations
,
June 2019 in “Cell reports” Certain small molecules can promote hair growth by activating a cellular cleanup process called autophagy.
54 citations
,
April 2019 in “Journal of cellular physiology” miR-218-5p helps skin and hair growth by targeting SFRP2 and activating a specific signaling pathway.
32 citations
,
December 1999 in “Journal of Investigative Dermatology Symposium Proceedings” 17-β-Estradiol applied to the skin stops hair growth, while ICI 182 780 helps hair grow in mice.
31 citations
,
August 2005 in “The American Journal of Dermatopathology” The study concluded that PKP1 is essential for skin integrity and hair growth, and its dysfunction causes the symptoms of ectodermal dysplasia/skin fragility syndrome.
30 citations
,
October 2014 in “Experimental Dermatology” Leptin from skin fat can slow hair growth during certain phases.
24 citations
,
September 2014 in “PloS one” Thyroid hormone receptors are essential for hair growth and wound healing.
August 2025 in “http://isrctn.com/” The supplement may improve hair growth and skin health with some mild risks.
January 2015 in “Springer eBooks” Fat-derived stem cells and their secretions show promise for treating skin aging and hair loss.
ERK activation spreads between cells in mouse skin, linked to cell division and influenced by TPA and EGF receptors.
210 citations
,
July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair color production in mice is closely linked to the hair growth phase and may also influence hair growth itself.
61 citations
,
April 2013 in “PloS one” The study found key genes and pathways involved in cashmere goat hair growth stages.
28 citations
,
March 2019 in “Journal of Dermatological Science” The document concludes that while lab results for hair growth promotion are promising, human trials are needed and better testing methods should be developed.