22 citations
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September 1982 in “Journal of ultrastructure research” Wool follicle cells are more complex than previously thought.
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.
24 citations
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January 1985 in “Dermatology” Higher levels of certain immune cells in hair follicles may contribute to alopecia areata.
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.
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.
231 citations
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December 1999 in “Journal of Investigative Dermatology” Hair follicle size is mainly influenced by the number of cells and extracellular matrix volume, with cell number having a larger impact.
29 citations
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June 1998 in “Developmental Biology” More melanoblasts in hair follicles mean better survival and proper hair pigmentation.
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.
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.
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.
November 2018 in “Journal of dermatology & cosmetology” The document reports the first case of a rare skin condition in Colombia, the 19th case worldwide.
21 citations
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November 2017 in “Livestock science” Nellore cattle have genetic variations linked to their adaptation to tropical environments.
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.
124 citations
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December 1983 in “Developmental Biology” EGF receptors are crucial for skin cell growth and decrease with age.
19 citations
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December 2018 in “Experimental and Molecular Medicine” Small molecule IM boosts hair growth by changing stem cell metabolism.
13 citations
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August 2018 in “Taiwanese Journal of Obstetrics & Gynecology” AMH is a good marker for diagnosing PCOS, but global standards are needed.
6 citations
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April 2020 in “Applied sciences” Hair growth medium helps heal wounds and regrow hair in mice.
3 citations
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December 2011 in “Journal of Gynecologic Surgery” Three to five ovarian punctures are best for improving fertility in women with PCOS without harming the ovaries.
May 2026 in “Bioactive Materials” The microneedle patch helps regrow hair by restoring enzyme function in hair follicles.
56 citations
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February 2012 in “Developmental biology” Sostdc1 controls the size and number of hair and mammary gland structures.
April 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” A girl with excessive hair growth had a genetic change on chromosome 17 that reduced the activity of two genes linked to hair growth.
34 citations
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July 2006 in “The Journal of Comparative Neurology” Increasing neurotrophin 4 in skin boosts nerve endings but not sensory neuron count.
441 citations
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May 1996 in “Journal of Cell Science” Keratin 19 helps identify skin stem cells, with its presence varying by body location, age, and culture stage.
47 citations
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September 2008 in “British Journal of Dermatology” Ludwig pattern hair loss in women results from varying sensitivity in hair follicles, causing fewer visible hairs.
January 2009 in “The Year book of dermatology” Ludwig pattern hair loss results from varying androgen sensitivity, causing fewer thick hairs and more thin hairs.
June 2023 in “Skin Research and Technology” High-resolution MRI can distinguish between tertiary androgenetic alopecia and severe alopecia areata by measuring scalp and tissue thickness and hair follicle depth.
24 citations
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February 2007 in “International Journal of Dermatology” A woman with cervical cancer had rare scalp metastasis causing a unique type of hair loss.
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.