107 citations
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December 2013 in “International Journal of Dermatology” The document concludes that hair is complex, with a detailed growth cycle, structure, and clinical importance, affecting various scientific and medical fields.
January 2022 in “SSRN Electronic Journal” Mouse hair follicles age, causing more white hairs due to fewer pigment stem cells.
13 citations
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October 2002 in “Journal of Investigative Dermatology” The upper half of a human hair follicle can grow a new hair in a mouse, but success is rare.
Preserving intact follicular units improves hair transplant success.
93 citations
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July 2006 in “Journal of Investigative Dermatology” K25, K27, and K28 are found in all inner root sheath layers of hair, while K26 is only in the cuticle.
22 citations
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April 2015 in “Current problems in dermatology” Human hair follicles have a unique metabolism that changes between growth stages and may contribute to baldness.
41 citations
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January 2018 in “Advances in experimental medicine and biology” 47 citations
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July 1997 in “British Journal of Dermatology” The inner root sheath is crucial for hair follicle stability during the transition from growth to involution.
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October 1985 in “British Journal of Dermatology” The document concludes that unruly hair can be congenital or acquired, often lacks specific treatments, and can be managed with oils and short hairstyles.
45 citations
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December 2007 in “The FASEB journal” There are two types of stem cells in rodent hair follicles, each with different keratin proteins.
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June 2002 in “International Journal of Cosmetic Science” Advancements in hair keratin research could lead to better hair health treatments.
2 citations
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July 1994 in “Journal of Dermatological Science” Grafted human scalp samples on mice can produce human hair, useful for studying hair genetics.
49 citations
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March 2004 in “Journal of Investigative Dermatology” The hHa7 gene is regulated by androgens in certain body hair, not scalp hair.
January 2013 in “Wool textile journal” 86 citations
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May 2002 in “Journal of Investigative Dermatology” A new keratin, hK6irs1, is found in all layers of the hair follicle's inner root sheath.
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May 2003 in “PubMed” Small amounts of DNA can be found in the hair shaft, especially near the root, but it decreases with hair treatments and washing.
34 citations
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July 1958 in “Biochimica et Biophysica Acta” January 2015 in “Chinese Veterinary Science” Recognizing ultrastructures of cashmere goat hair follicles helps identify and locate follicle layers.
15 citations
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January 2018 in “Advances in experimental medicine and biology” Keratin proteins are crucial for hair growth and structure.
March 2009 in “Medical & surgical dermatology” Women with androgenetic alopecia have fewer terminal hairs, phenol in nail surgery is safe, and a new hair transplant method is faster and less damaging.
22 citations
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January 2006 in “Journal of Structural Biology” Hair follicles form hard α-keratin filaments in four steps, showing structural differences.
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March 2007 in “Skin Research and Technology” The conclusion is that exogen is a unique hair cycle phase and the new sampling method specifically targets this stage, which may help in future hair loss research.
34 citations
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December 1984 in “Journal of Cutaneous Pathology” Monilethrix hair issues are due to problems in the hair's internodes.
23 citations
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January 1981 Hair is mostly made of three protein types: helical, high-sulfur, and high-tyrosine.
18 citations
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November 2005 in “Archives of Dermatological Research”
Hair feels different when touched and rubs together in various ways.
181 citations
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January 2009 in “Nature Genetics” Certain mutations in a hair growth-related gene cause a type of genetic hair loss.
30 citations
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October 2021 in “Scientific Reports” Inhibiting glycogen metabolism can promote hair growth.
6 citations
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February 2013 in “British Journal of Dermatology” Androgens significantly regulate hair keratin K37 expression.
7 citations
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January 1990