45 citations
,
December 2007 in “The FASEB journal” There are two types of stem cells in rodent hair follicles, each with different keratin proteins.
44 citations
,
May 1997 in “Journal of Biological Chemistry” The human keratin 6a gene's specific sequences trigger expression in skin layers after injury.
43 citations
,
December 2008 in “Molecular biology of the cell” Disrupting Smad4 in mouse skin causes early hair follicle stem cell activity that leads to their eventual depletion.
42 citations
,
July 2014 in “Journal of biological chemistry/The Journal of biological chemistry” Heparan sulfate is important for hair growth, preventing new hair formation in mature skin, and controlling oil gland development.
42 citations
,
March 2010 in “Endocrinology” Mice with human gene experienced hair loss when treated with DHT.
40 citations
,
November 2021 in “International Journal of Molecular Sciences” Mutant keratins cause inflammation in Epidermolysis Bullosa Simplex, suggesting targeting them could help treat the disorder.
39 citations
,
January 2015 in “International journal for parasitology/International Journal for Parasitology” Epidermal keratinocytes start wound healing and inflammation after schistosome infection.
36 citations
,
September 2013 in “PLoS ONE” Sweat gland stem cells help maintain glands, aid wound healing, and can regenerate skin structures.
36 citations
,
September 2011 in “British Journal of Dermatology” White hair grows thicker and faster than black hair due to higher activity of growth-related genes and proteins.
35 citations
,
June 2012 in “PloS one” Keratin 15 expression in skin cells is regulated by two mechanisms involving PKC/AP-1 and FOXM1.
35 citations
,
April 2008 in “Journal of Biological Chemistry” Hirosaki hairless rats lack hair due to missing DNA with key keratin genes.
34 citations
,
June 2008 in “In vitro cellular & developmental biology. Animal” Scientists created a long-lasting stem cell line from human hair that can turn into different skin and hair cell types.
33 citations
,
March 2013 in “Journal of Investigative Dermatology” Human hair follicle stem cells show signs of low oxygen levels, which may be important for hair growth and preventing baldness.
33 citations
,
August 2008 in “American Journal Of Pathology” Hedgehog signaling is essential for normal sebaceous gland development and affects keratin 6a expression.
32 citations
,
November 1998 in “Journal of Biological Chemistry” Mouse and human keratin 16 can both form filaments, with differences likely due to the tail domain, not the helical domain.
31 citations
,
April 2004 in “Journal of Investigative Dermatology” A new mouse gene, Keratin 17n, is mainly found in nail tissue and may explain why mice without Keratin 17 don't have nail issues.
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.
28 citations
,
February 2012 in “PLoS ONE” A PKP1 gene mutation causes skin fragility and hair loss in Chesapeake Bay retriever puppies.
27 citations
,
November 2007 in “Genomics” Mutations in specific keratin genes cause improper hair structure in mice due to faulty keratin protein assembly.
23 citations
,
September 2015 in “International Journal of Molecular Medicine” Activating ER-β, not ER-α, improves skin cell growth and wound healing.
22 citations
,
January 2020 in “PeerJ” Keratin peptides in hair might help identify gender and ethnicity.
20 citations
,
December 2010 in “Journal of Morphology” Lizard claws have hair-like keratins similar to those in mammals.
20 citations
,
October 1995 in “Biochimica et Biophysica Acta (BBA) - Gene Structure and Expression” hHb1, hHb3, and hHb6 mRNAs start expressing at the same time in hair follicles.
19 citations
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September 2019 in “PLOS genetics” Telomere damage affects skin and hair follicle stem cells by messing up important growth signals.
19 citations
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December 2015 in “Journal of Investigative Dermatology” The protein p53 directly reduces the production of Keratin 17, a skin and hair protein, in rats with radiation dermatitis.
18 citations
,
April 2014 in “Stem cells” The study found stem cells in minor salivary glands that can differentiate and are involved in tumor formation when exposed to tobacco.
17 citations
,
January 2016 in “Journal of Drug Delivery” PEG and keratin scaffolds can effectively deliver protein drugs by controlling release based on pH levels.
17 citations
,
February 2015 in “Cell Death and Disease” Inhibiting AP1 in mice skin causes structural changes and weakens the skin barrier.
16 citations
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April 2021 in “Biomedicines” Ferulic acid helps wounds heal faster by reducing inflammation and promoting skin cell movement.
16 citations
,
December 2019 in “Animals” Overexpressing Tβ4 in goats' hair follicles increases cashmere production and hair follicle growth.