85 citations
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October 2007 in “International Journal of Dermatology” Curly hair shape is due to uneven growth patterns in the hair follicle.
26 citations
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August 2007 in “Annals of Anatomy - Anatomischer Anzeiger” Feathers become harder as they develop due to a change in keratin type.
March 2010 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Beard hair medulla cells have a unique and varied keratin pattern.
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.
8 citations
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April 1997 in “Experimental Dermatology” hHbl gene is active in hair shaft cells and some pilomatricomas.
19 citations
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March 1961 in “Nature” A fatty acid/protein complex in human hair helps protect it from damage.
26 citations
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March 1995 in “Differentiation” A rabbit gene important for hair development was identified and detailed.
January 2000 in “Acta Academiae Medicine Militaris Tertiae” Different keratins in hair follicles can help identify hair tumor origins.
36 citations
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November 2019 in “Molecular biology and evolution” Cysteine-rich keratins evolved independently in mammals, reptiles, and birds for hard skin structures like hair, claws, and feathers.
February 2025 in “bioRxiv (Cold Spring Harbor Laboratory)” Keratin 15 helps keep skin cells in a young, undifferentiated state.
175 citations
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January 1995 in “Birkhäuser Basel eBooks” Human hair growth and structure are influenced by keratin proteins, genes, melanin, and lipids.
10 citations
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July 1984 in “British Journal of Dermatology” Epidermal cysts come from the skin, while pilar cysts come from hair follicles.
50 citations
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July 2008 in “British Journal of Dermatology” 16 citations
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June 1992 in “Journal of Investigative Dermatology” 128 citations
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February 1992 in “British Journal of Dermatology” Basal cell carcinomas likely originate from hair follicle cells or stem cells.
Hair germ cells differ from epidermal cells in keratin expression, and specific keratins form after hair differentiation.
6 citations
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November 1984 in “Acta Dermato Venereologica” Hair follicles and sweat glands show different keratin staining patterns.
February 1985 in “PubMed” 248 citations
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April 1988 in “Differentiation” Human and bovine hair follicles have distinct cytokeratins specific to hair-forming cells.
38 citations
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February 1989 in “Journal of Investigative Dermatology” 2 citations
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November 1992 in “Journal of dermatology” Hair cells grown in a lab showed specific hair proteins.
50 citations
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April 2019 in “Journal of Biosciences” May 2006 in “The Journal of Cell Biology” Keratin 17 is crucial for cell growth in wound healing by aiding protein synthesis.
7 citations
,
March 1993 in “International Journal of Oncology” Basal cell carcinoma shows keratin patterns similar to hair follicle structures.
37 citations
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May 1998 in “Journal of Dermatological Science” Basal cell carcinoma shows keratin patterns similar to undifferentiated hair follicle cells.
1 citations
,
January 2016 in “Frontiers in Bioengineering and Biotechnology” Human hair keratin is a promising and sustainable biomaterial for tissue regeneration.
11 citations
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January 1977 in “Archives of dermatological research” Mouse tail skin has different keratinization near hair follicles and scales.
14 citations
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October 2006 in “Journal of Investigative Dermatology” The keratin naming system was updated to include 54 genes, especially for hair-related keratins.
119 citations
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August 2008 in “BMC Evolutionary Biology” KRTAP genes evolved early in mammals, leading to diverse hair traits.