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May 1997 in “Journal of Biological Chemistry” The human keratin 6a gene's specific sequences trigger expression in skin layers after injury.
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November 2021 in “International Journal of Molecular Sciences” Mutant keratins cause inflammation in Epidermolysis Bullosa Simplex, suggesting targeting them could help treat the disorder.
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November 2020 in “International journal of biochemistry & cell biology” Keratin proteins are essential for keeping the cells in the human colon healthy and stable.
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December 1991 in “Journal of Dermatological Science” Human nails contain both skin and hair keratins, each needing different extraction methods.
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August 2020 in “Experimental eye research/Experimental Eye Research” Different types of cells in the eye express specific keratins at various stages of development.
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August 2017 in “Frontiers in Zoology” Marine mammals lost many α-keratin genes, aiding their adaptation to aquatic life by becoming hairless.
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July 1998 in “Journal of Investigative Dermatology” The 4C32 gene may help in mouse skin development and differentiation.
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February 2015 in “Cell Death and Disease” Inhibiting AP1 in mice skin causes structural changes and weakens the skin barrier.
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November 2007 in “Journal of Structural Biology” Keratin heterodimers are preferred for their specific and structural advantages.
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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.
December 2025 in “The Journal of Cell Biology” Keratin 15 helps maintain skin cell growth and repair.
May 2024 in “bioRxiv (Cold Spring Harbor Laboratory)” KAP-depleted hair causes less immune response and is more biocompatible for implants.
The research found that people's hair proteins vary, especially by ethnicity and body part, which could help identify individuals in forensic science.
The research found that people's hair proteins vary by individual and body part, with some differences between ethnic groups, which could help in forensics.
December 1991 in “Annals of the New York Academy of Sciences” Keratin proteins are crucial for hair structure and strength.
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April 2009 in “International journal of oncology” Hair follicle cells resist turning into skin cells.
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The document concludes that the development of certain tumors is influenced by genetic background and that a specific gene modification can lead to tumor regression and reduced growth.
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June 2013 in “Journal of Investigative Dermatology” Mice without certain skin proteins had abnormal skin and hair development.
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January 2014 in “BMC Genomics” Cetaceans lost hair genes to adapt to water.
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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.
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February 2005 in “Proceedings of the National Academy of Sciences” Corneal cells can transform into skin and hair cells through specific signals.
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May 2018 in “Molecular Medicine Reports” miR‑339‑5p can slow down hair follicle stem cell differentiation by targeting DLX5.
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August 1999 in “Journal of Investigative Dermatology” Overexpressing the MSX-2 gene in mice causes skin and hair growth issues.
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February 2005 in “Journal of the American Academy of Dermatology” Focal palmoplantar callosities may help diagnose non-Herlitz junctional epidermolysis bullosa.
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July 2004 in “Mechanisms of Development” Pax9 is crucial for proper tongue surface development and preventing skin-like changes.