130 citations,
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.
91 citations,
May 2011 in “Journal of Ethnopharmacology” Polygonum multiflorum extract helps grow hair by activating certain hair growth signals in mice.
81 citations,
February 2010 in “Journal of Dermatological Science” Fat tissue stem cells may help increase hair growth.
64 citations,
January 2015 in “BioMed Research International” Certain growth factors can promote hair growth in mice by activating hair growth-related proteins.
53 citations,
May 1990 in “Journal of Dermatology” Minoxidil speeds up hair growth in rats without prolonging growth phase.
45 citations,
November 2012 in “Life Sciences” Aconiti Ciliare Tuber extract may help hair grow by activating a specific cell signaling pathway.
42 citations,
March 2018 in “PLOS Biology” Autophagy is important for human hair growth and health.
20 citations,
February 2004 in “Veterinary dermatology” Dog hair grows back in about 14 weeks after being clipped for surgery, and the season doesn't really affect this growth rate.
18 citations,
December 2009 in “Canadian Journal of Animal Science” The BMP2 gene is more active in the early growth phase of Cashmere goat hair and may affect hair regeneration and textile production.
16 citations,
November 2018 in “Biochemical and Biophysical Research Communications” Sildenafil, often used for erectile dysfunction, may help hair growth.
12 citations,
March 2021 in “Molecules” Cedrol Nanoemulsion was found to be more effective at promoting hair growth than traditional treatments and had better bioavailability.
12 citations,
June 2018 in “JAAD Case Reports” A man's gray hair got darker and thicker after using a psoriasis drug.
10 citations,
July 2005 in “The journal of investigative dermatology/Journal of investigative dermatology” FP-1 is a key protein in rat hair growth, active only during the growth phase.
9 citations,
March 2019 in “Scientific reports” Temporary ROS production in cultured human hair follicles promotes growth and stem cell activation.
9 citations,
November 2014 in “Experimental Dermatology” PTHRP agonists can stimulate hair growth, especially in damaged follicles, while antagonists may initially increase growth but ultimately inhibit it.
8 citations,
January 2016 in “Evidence-based Complementary and Alternative Medicine” Rumex japonicus extract may promote hair growth more effectively than Minoxidil.
6 citations,
August 2019 in “PLOS ONE” Gambogic Amide helps maintain hair color and promotes hair growth.
3 citations,
August 2020 in “International Journal of Molecular Sciences” Blocking Rab27a slows hair growth, while blocking Rab27b encourages it.
3 citations,
May 2020 in “Journal of Investigative Dermatology” Adenosine helps human hair grow and prevents hair loss by targeting specific cells.
1 citations,
May 2021 in “The journal of investigative dermatology/Journal of investigative dermatology” mTORC1 activity is important for hair growth and color, and targeting it could help treat hair loss and greying.
January 2016 in “Springer eBooks” New materials and methods could improve skin healing and reduce scarring.
September 1997 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” Blocking IL-1 could help treat some hair loss conditions; alopecia affects liver detox systems; spironolactone is better than finasteride for female hair growth; focusing on the catagen hair phase could lead to new alopecia treatments.
520 citations,
February 2001 in “Journal of Clinical Investigation” VEGF helps hair grow and determines follicle size by increasing blood vessel growth.
192 citations,
March 1998 in “British Journal of Dermatology” Minoxidil boosts growth factor in hair cells, potentially promoting hair growth.
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January 2013 in “Journal of Investigative Dermatology” Wnt ligands are crucial for hair growth and repair.
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November 1987 in “Pediatric Dermatology” Children's hair grows in different types from before birth through puberty, with growth rates and characteristics varying by age, sex, and race.
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January 2016 in “Biological & Pharmaceutical Bulletin” Sargassum muticum extract and its component apo-9'-fucoxanthinone may help hair growth and treat hair loss.
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January 2013 in “International journal of medical sciences” Increasing Wnt5a in mice skin delays hair growth but doesn't stop it.
18 citations,
April 2016 in “Toxicological Research” Lavender oil significantly promotes hair growth in mice.
18 citations,
January 2007 in “Pharmaceutical Biology” Citrullus colocynthis extract is effective for hair growth, comparable to minoxidil.