24 citations
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January 1985 in “Dermatology” Higher levels of certain immune cells in hair follicles may contribute to alopecia areata.
April 2010 in “Cancer Research” CDK4 levels affect the number of hair follicle stem cells in mice.
1 citations
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January 2022 in “Cell Biology International” Changing CDK4 levels affects the number of stem cells in mouse hair follicles.
29 citations
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June 1998 in “Developmental Biology” More melanoblasts in hair follicles mean better survival and proper hair pigmentation.
September 2019 in “Journal of Investigative Dermatology” Apple stem cell extract may increase the number of stem cells in a part of the hair follicle.
January 1999 in “Hair transplant forum international” The expected density of a hair transplant depends on the number of hair follicles transplanted and the thickness of the hair.
6 citations
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April 2020 in “Applied sciences” Hair growth medium helps heal wounds and regrow hair in mice.
19 citations
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December 2018 in “Experimental and Molecular Medicine” Small molecule IM boosts hair growth by changing stem cell metabolism.
211 citations
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April 2013 in “Development” More dermal papilla cells in hair follicles lead to larger, healthier hair, while fewer cells cause hair thinning and loss.
May 2026 in “Bioactive Materials” The microneedle patch helps regrow hair by restoring enzyme function in hair follicles.
January 2022 in “Wiadomości lekarskie (Warsaw Poland)” MSM reduces hair loss and promotes hair growth in male mice.
183 citations
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January 2014 in “BioMed Research International” AA-PRP injections effectively increase hair count and thickness for male pattern hair loss.
124 citations
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December 1983 in “Developmental Biology” EGF receptors are crucial for skin cell growth and decrease with age.
11 citations
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September 2012 in “Journal of animal physiology and animal nutrition” Higher protein diets with DL-methionine improve mink hair growth and fur quality.
9 citations
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December 2022 in “Genes” CNVs influence hair length in Tianzhu white yaks.
3 citations
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January 2014 in “Ophthalmic plastic and reconstructive surgery” Removing part of the eyelid usually doesn't change the number of eyelashes.
August 2024 in “Pharmaceuticals” Oral sturgeon oil promotes hair growth and improves gut health.
21 citations
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November 2017 in “Livestock science” Nellore cattle have genetic variations linked to their adaptation to tropical environments.
20 citations
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June 2019 in “Experimental Dermatology” The research suggests that autophagy-related genes might play a role in causing alopecia areata.
November 2018 in “Journal of dermatology & cosmetology” The document reports the first case of a rare skin condition in Colombia, the 19th case worldwide.
13 citations
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April 2009 in “PLOS ONE” No clear link between androgen receptor variation and hair loss, but more research needed.
33 citations
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April 2005 in “British Journal of Dermatology” Aging alone barely affects the number of hair follicles, meaning hair loss is minimal without other conditions like androgenetic alopecia.
63 citations
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October 2013 in “Dermatologic Surgery” Platelet-Rich Plasma (PRP) increases the number of new hair follicles and speeds up hair formation.
56 citations
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February 2012 in “Developmental biology” Sostdc1 controls the size and number of hair and mammary gland structures.
3 citations
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September 2011 in “Daehan miyong hakoeji” Dansam-Samultang promotes hair growth and prevents hair loss.
March 2024 in “Molecules/Molecules online/Molecules annual” Enzymatically extracted bear oil has more unsaturated fats and significantly increases hair growth in mice.
January 2007 in “Strait Pharmaceutical Journal” Water-soluble minoxidil effectively promoted hair growth in mice.
April 2021 in “Han'gug miyong haghoeji/Journal of the Korean society of cosmetology” Eating raw cheonggukjang improves scalp hair in middle-aged women.
19 citations
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April 2010 in “Journal of Dermatological Treatment” Partial hair follicle extraction can effectively double the number of hair follicles for transplants, with most surviving and growing normally after a year.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” T cells with memory features grow in number and gather around hair follicles when there are not enough immune cells.