119 citations
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August 2008 in “BMC Evolutionary Biology” KRTAP genes evolved early in mammals, leading to diverse hair traits.
92 citations
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February 2005 in “Journal of Investigative Dermatology”
March 1996 in “Hair transplant forum international” Kevis P.F. may help with hair care when used with other products.
43 citations
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July 1994 in “Journal of Cell Science” Cross-linked proteins help maintain the structure of hair, feathers, and hagfish teeth.
4 citations
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April 1989 in “The Journal of Dermatology” Trichohyalin granules help inner root sheath cells in hair follicles harden by integrating with keratin filaments.
12 citations
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January 2013 in “Acta Histochemica” Junctional proteins stabilize the inner root sheath and connect the companion layer in human hair.
July 2019 in “Ferroelectrics” More human hair protein makes the films weaker and less clear.
April 2017 in “Journal of Investigative Dermatology” Certain mutations in the KLHL24 gene cause a skin disorder by breaking down an important skin protein.
December 2025 in “American Journal of Dermatopathology” Keratin 19 may help diagnose and treat certain types of permanent hair loss.
68 citations
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August 2014 in “PeerJ” Human hair proteins vary by individual, body site, and ethnicity, useful for forensics.
2 citations
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May 2020 in “Anais brasileiros de dermatologia/Anais Brasileiros de Dermatologia” The study found that specific proteins are markers of hair follicle development in human fetuses.
May 2010 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” A mutation in the KRT74 gene causes woolly hair by affecting hair texture.
March 2026 in “Journal of Cosmetic Dermatology” Keratinocyte Growth Factor-Hair Serum may help prevent hair loss during chemotherapy, but more research is needed.
1 citations
,
July 2008 in “PubMed” Human hair keratin helps regenerate rat sciatic nerves by transforming Schwann cells and protecting axons.
28 citations
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January 1997 in “Elsevier eBooks” Keratinocyte stem cells help regenerate and repair cornea, skin, and hair.
9 citations
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August 1980 in “Journal of Cutaneous Pathology” Rhodamin B stain is inconsistent for keratin in skin samples.
32 citations
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January 2000 in “Human Heredity” Monilethrix severity varies and may be influenced by other genetic or environmental factors.
February 2023 in “European biophysics journal”
1 citations
,
June 2023 in “Journal of applied crystallography” The technique showed that human hair has two main parts, with 68% being rigid and the rest flexible, and water swelling affects its structure.
44 citations
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March 2012 in “Molecular Carcinogenesis” Keratin 15 cells from hair follicles help develop and maintain skin tumors in mice.
14 citations
,
January 2021 in “Stem cell research & therapy” Human skin cells with stem-like features can help create new hair follicles and sebaceous glands when combined with other cells.
44 citations
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January 2004 in “American journal of clinical dermatology” Understanding genetic mutations helps diagnose and treat skin disorders like ichthyosis.
12 citations
,
September 1990 in “The Anatomical Record” Human anagen hair follicles have unique carbohydrate patterns during keratinization.
3 citations
,
September 2013 in “Bioscience Biotechnology and Biochemistry” Type II porcine hair keratin supports cell growth but hinders cell differentiation.
8 citations
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April 2014 in “Clinical and Experimental Dermatology” Eruptive vellus hair cysts likely originate from the infrainfundibulum and sebaceous duct.
4 citations
,
January 2015 in “Sen'i Gakkaishi” Hair and wool strength is affected by the number and type of bonds in their protein structures, with hair having more protein aggregates than wool.
13 citations
,
March 1997 in “Research in Veterinary Science/Research in veterinary science” Epithelial proliferation and hyperkeratosis are linked to gastric ulcers in pigs.
40 citations
,
December 2010 in “Human Genetics” 12 citations
,
May 2016 in “Experimental Dermatology” A new skin model from hair follicles is a safer, simpler alternative for skin tests.
44 citations
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July 1993 in “Journal of Investigative Dermatology”