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May 2001 in “Development” Overexpression of Hoxc13 in hair cells causes hair loss and skin issues.
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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.
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January 1995 in “Cells Tissues Organs” Merkel cells develop independently of nerves and are linked to specific hair follicles in mice.
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January 2013 in “Journal of Biological Macromolecules” A new method effectively separates keratin-associated proteins and keratin from human hair.
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May 1998 in “Journal of Dermatological Science” Basal cell carcinoma shows keratin patterns similar to undifferentiated hair follicle cells.
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December 2011 in “Journal of biological chemistry/The Journal of biological chemistry” Keratin 17 is modified by RSK1 in response to growth and stress, affecting skin growth and stress response.
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July 1997 in “PubMed” The harlequin ichthyosis mouse mutation causes thick skin and early death, resembling a human skin disorder.
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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.
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January 1981 Nucleophilic reagents break down hair keratin, forming more lanthionine and lysinoalanine than in wool.
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March 2004 in “Mammalian genome” KAP genes are crucial for hair development and show both shared and unique traits in humans, chimpanzees, and baboons.
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June 2009 in “British Journal of Dermatology” Human melanocytes in skin and hair follicles don't express keratin 16 or 6 naturally.
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May 2025 in “Journal of Biomedical Science” Keratin 6A increases skin inflammation, suggesting it could be a target for treating certain skin diseases.
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July 2019 in “Animals” The KRTAP21-1 gene affects wool yield and can help improve wool production.
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December 1995 in “Anthropologischer Anzeiger” Family members have similar hair protein patterns, which could be useful for genetic studies.
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September 2013 in “Bioscience Biotechnology and Biochemistry” Type II porcine hair keratin supports cell growth but hinders cell differentiation.
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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.
October 2025 in “Physiologia” Spermidine may improve skin health and hair growth by enhancing cell function.
December 2025 in “American Journal of Dermatopathology” Keratin 19 may help diagnose and treat certain types of permanent hair loss.
October 2021 in “Authorea (Authorea)” New hair perming method using tyrosine is gentler and can be done with a blow-dryer.
A 5 cm hair sample can reveal blood type and keratin type for forensic use.
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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.
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September 1999 in “The journal of cell biology/The Journal of cell biology” K16 can partially replace K14 but causes hair loss and skin issues.
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January 2024 in “iScience” Stress keratins are expressed less in diseased skin and are linked to differentiation, inflammation, and immunity.
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March 1999 in “Journal of Investigative Dermatology” Keratin 15 helps maintain tissue integrity and is reduced in activated keratinocytes.
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January 1977