4 citations,
January 2014 in “The Scientific World Journal” Red deer antler extract helps hair grow by extending the growth phase and increasing cell growth in hair follicles.
6 citations,
January 2016 in “Evidence-based Complementary and Alternative Medicine” Boiling and fermenting certain herbs can help hair grow by activating hair growth genes and pathways.
7 citations,
January 2013 in “BioMed research international” Hair follicles and deer antlers regenerate similarly through stem cells and are influenced by hormones and growth factors.
65 citations,
January 2018 in “Nature Reviews Endocrinology” Skin fat has important roles in hair growth, skin repair, immune defense, and aging, and could be targeted for skin and hair treatments.
4 citations,
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.
January 2024 in “Pharmacy information” New treatments using stem cells and other methods show promise for promoting hair growth in androgenetic alopecia.
31 citations,
November 2015 in “PloS one” Reducing Tyrosinase prevents mature color pigment cells from forming in mouse hair.
120 citations,
November 2014 in “Biological Reviews” The telogen phase of hair growth is active and important for preparing hair follicles for regeneration, not just a resting stage.
26 citations,
December 2006 in “Endocrinology” A cream with a specific hormone blocker increases hair growth in mice.
3 citations,
April 2010 in “Endocrinology” The mouse model suggests male pattern baldness may be due to an enzyme increasing DHT and higher androgen receptor levels in hair follicles.
157 citations,
April 1994 in “Clinical endocrinology” Androgens can cause hair growth in some areas and hair loss on the scalp.
9 citations,
July 2020 in “Journal of Animal Physiology and Animal Nutrition” Melatonin given to pregnant rabbits improved their babies' fur quality.
7 citations,
January 2010 in “Animal” Angora goat hair grows faster and produces more protein than cashmere goat hair, and certain hormones and nutrients positively affect hair growth and protein synthesis.
50 citations,
May 2004 in “Journal der Deutschen Dermatologischen Gesellschaft” Estrogens generally inhibit hair growth and improve skin quality, but their exact effects on hair follicles are complex and not fully understood.
8 citations,
June 2019 in “Scientific Reports” Increased PPARGC1α relates to hair thinning in common baldness.
September 2004 in “Experimental dermatology” Melatonin directly affects mouse hair follicles and may influence hair growth.
January 2017 in “Springer eBooks” Scientists made working hair follicles using stem cells, helping future hair loss treatments.
24 citations,
October 2017 in “Scientific reports” Changing light exposure can affect hair growth timing in goats, possibly due to a key gene, CSDC2.
13 citations,
January 2015 in “Evidence-based Complementary and Alternative Medicine” Garlic chive extract helped mice grow more hair by increasing a specific growth factor.
8 citations,
April 2014 in “Anti-Cancer Drugs” A hormone linked to collagen helps hair grow back in mice after chemotherapy, and may also prevent bone loss.
75 citations,
May 1986 in “Clinics in endocrinology and metabolism” Male hormones are important for hair and oil gland development and can cause conditions like excessive hair growth and acne.
September 2014 in “Springer eBooks” Aging causes hair to gray and thin, with the timing of graying varying by race, and factors like oxidative stress and genetics can lead to hair loss.
8 citations,
January 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Growth hormone is important for regulating human hair growth.
408 citations,
January 2017 in “Science” Some wound-healing cells can turn into fat cells around new hair growth in mice.
47 citations,
May 1999 in “Reproduction” Goat reproductive activity and coat growth are affected by light and temperature, with temperature altering prolactin levels and hair growth, but not melatonin or estrus onset.
17 citations,
January 2016 in “Dermatology research and practice” Emu oil may slow down skin healing but increases hair growth in burn wounds.
10 citations,
April 1995 in “Animal Science/Animal science” Melatonin implants can change the seasonal prolactin levels and hair growth in adult cashmere goats but not in juveniles, and don't delay spring moult for better fiber harvesting.
67 citations,
August 2007 in “American Journal of Pathology” Overexpressing the mineralocorticoid receptor in mouse skin causes skin thinning, early skin barrier development, eye issues, and hair loss.
20 citations,
September 2013 in “Anti-Cancer Drugs” PTH-CBD could help prevent and treat hair loss caused by chemotherapy in mice.
15 citations,
January 2002 in “Gynecological endocrinology” Hormones affect skin aging and fat distribution, and treatments can help, but only minoxidil is proven for female hair loss.