7 citations
,
September 2020 in “International Journal of Cosmetic Science” Different sizes of keratin peptides can strengthen hair, with smaller ones possibly increasing volume and larger ones repairing damage.
419 citations
,
March 2005 in “Proceedings of the National Academy of Sciences” Hair-follicle stem cells can become neurons.
28 citations
,
June 2012 in “International Journal of Molecular Medicine” Radiation damages hair stem cells and changes keratin expression, with Krt5 as a potential marker for radiation effects.
November 2025 in “Cancer Management and Research” Targeting Keratin 17 may help overcome cancer therapy resistance.
January 2009 in “Bradford Scholars (University of Bradford)” BMP signaling helps prevent skin tumors by blocking cancer-promoting pathways.
26 citations
,
October 2007 in “Experimental Dermatology” L-Carnitine-L-tartrate may help hair grow and prevent hair loss.
83 citations
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May 2011 in “Experimental Dermatology” Sheep have 17 keratin genes, similar to humans, but with different expression patterns affecting wool and hair.
25 citations
,
August 2017 in “Frontiers in Zoology” Marine mammals lost many α-keratin genes, aiding their adaptation to aquatic life by becoming hairless.
9 citations
,
November 2024 in “Biotechnology for Sustainable Materials” Keratin-based biomaterials are promising for wound healing, drug delivery, and nerve regeneration due to their biodegradability and biocompatibility.
40 citations
,
April 1999 in “Journal of Histochemistry & Cytochemistry” S100A3 protein is mainly found in specific parts of human hair cells.
12 citations
,
October 2015 in “Journal of bioactive and compatible polymers” Keratin hydrogel from human hair is a promising biocompatible material for soft tissue fillers.
1 citations
,
January 2019 in “Studia Biologica” Extracted keratin from wool and hair can be used in medicine and bioengineering.
64 citations
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May 2015 in “Cell Cycle” Hair follicle stem cells can become heart muscle cells.
62 citations
,
October 2018 in “Journal of pathology” Keratin 17 is linked to various diseases, including cancer and skin conditions, and may be a target for diagnosis and treatment.
7 citations
,
May 2025 in “Journal of Biomedical Science” Keratin 6A increases skin inflammation, suggesting it could be a target for treating certain skin diseases.
May 2026 in “Advanced Materials Interfaces” The new coating protects and strengthens hair while improving its properties.
15 citations
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May 2013 in “American Journal of Medical Genetics - Part A” People with X-linked hypohidrotic ectodermal dysplasia have no sweat ducts and less, thinner hair.
11 citations
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January 1989 Two patients had a unique form of trichothiodystrophy with reduced high-sulfur proteins in their hair.
6 citations
,
December 2019 in “International Journal of Cosmetic Science” White hair has weaker tryptophan fluorescence than other unpigmented fibers, possibly due to UV exposure or unknown substances.
125 citations
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February 1971 in “Biochemistry” Specific cross-linkages help make hair proteins stable and strong.
42 citations
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January 2014 in “BMC Genomics” Cetaceans lost hair genes to adapt to water.
79 citations
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August 1998 in “The Journal of Cell Biology” Keratin 16 delays skin maturation and affects skin and hair development in mice.
September 2025 in “International Journal of Cosmetic Science” Heat and UV exposure damage hair structure by altering keratins.
40 citations
,
December 2010 in “Human Genetics” 115 citations
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August 2014 in “Jo'jig gonghag gwa jaesaeng uihag/Tissue engineering and regenerative medicine” Human hair keratin can be used in many medical applications.
10 citations
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August 2021 in “EMBO Reports” The Bcl-2 protein is important for keeping hair follicle stem cells working and preventing hair loss.
4 citations
,
January 2016 in “Advances in experimental medicine and biology” Freezing and storing special stem cells from hair follicles keeps their ability to grow hair and turn into different cell types.
1 citations
,
January 2023 in “International journal of molecular sciences” Rabbits with Sarcoptes scabiei had thicker skin, cell death, and skin hardening.
1 citations
,
October 2022 in “Bioengineering” Keratin helps skin cells mature when added to a collagen mix, which could be important for skin and hair health.
20 citations
,
December 2010 in “Journal of Morphology” Lizard claws have hair-like keratins similar to those in mammals.