40 citations
,
September 2010 in “Journal of Biological Chemistry” Keratin K80 is an ancient protein found in various tissues, important for cell structure and tissue differentiation.
124 citations
,
December 1988 in “Differentiation” Trichocytic differentiation starts in cells with epithelial cytokeratins, transitioning to trichocytic cytokeratins in hair and gradually in nails.
78 citations
,
May 2012 in “Journal of Investigative Dermatology” A specific gene mutation causes woolly hair and hair loss.
14 citations
,
April 2016 in “PloS one” The KRTAP11-1 gene promoter is crucial for specific expression in sheep wool cortex.
April 2024 in “Clinical dermatology review (Print)” Most women aged 20-40 in the study lost hair diffusely and in volume over 6 weeks to 6 months, mainly due to telogen effluvium, often without a clear cause.
28 citations
,
December 1997 in “Journal of Biological Chemistry” A genetic mutation in the hHa1 gene creates a smaller, but still functional, hair protein without causing hair problems.
387 citations
,
November 2003 in “Journal of Investigative Dermatology” The K15 promoter effectively targets stem cells in the hair follicle bulge.
18 citations
,
January 2018 in “Advances in experimental medicine and biology” Hair keratins evolved from ancient proteins, diversifying through gene changes, crucial for forming claws and later hair in mammals.
119 citations
,
September 2000 in “Journal of Biological Chemistry” GKLF/KLF4 and Sp1 control Keratin 19 gene activity, influencing cancer-related changes.
47 citations
,
September 2004 in “Journal of Biological Chemistry” Hoxc13 regulates specific hair protein genes on mouse chromosome 16.
38 citations
,
January 2014 in “Journal of Dermatological Science” Krtap11-1 is important for hair strength and structure.
28 citations
,
November 2009 in “Journal of Structural Biology” High flux X-ray beams quickly damage the structure of human hair.
23 citations
,
January 1981 Hair is mostly made of three protein types: helical, high-sulfur, and high-tyrosine.
22 citations
,
January 2006 in “Journal of Structural Biology” Hair follicles form hard α-keratin filaments in four steps, showing structural differences.
18 citations
,
September 2018 in “The Journal of Agricultural Science” Genetic variation in the KRTAP15-1 gene affects wool yield in sheep.
14 citations
,
June 2011 in “Journal of Dermatological Science” TSH influences keratin expression in human hair follicles.
14 citations
,
October 2006 in “Journal of Investigative Dermatology” The keratin naming system was updated to include 54 genes, especially for hair-related keratins.
1 citations
,
February 2023 in “Journal of Natural Fibers” Higher keratin protein levels are important for the wool's shine in Magra sheep.
248 citations
,
April 1988 in “Differentiation” Human and bovine hair follicles have distinct cytokeratins specific to hair-forming cells.
111 citations
,
November 2007 in “Clinics in Dermatology” Psoriasis skin changes are complex and might need several biopsies for a clear diagnosis.
78 citations
,
April 1994 in “Archives of dermatology” The study found that Keratosis Pilaris Atrophicans is a genetic skin condition that starts in childhood, involves inflammation and scarring, and current treatments are only somewhat effective.
46 citations
,
November 1998 in “Experimental Cell Research” K15 gene is mainly active in the basal layers of hair follicles and epithelia, aiding early skin cell development.
26 citations
,
February 1998 in “DNA and Cell Biology” K6 gene expression can be controlled and manipulated in mice for studying skin disorders.
20 citations
,
December 2012 in “Journal of molecular structure” The study found that thioglycolic acid breaks down hair bonds more consistently than l-cysteine, which is less damaging to hair.
9 citations
,
April 2019 in “Molecules” Blackcurrant extract may help reduce hair loss by promoting stem cell activity in hair follicles.
November 2024 in “Biochemical and Biophysical Research Communications” Abnormal gene expression related to keratin causes hair loss in certain mice.
2 citations
,
February 2019 in “Journal of Investigative Dermatology” Higher levels of the DP2 receptor may lead to hair loss.
December 2012 in “Journal of Dermatological Science” Wnt/beta-catenin signaling in the skin helps fat cell development during hair growth and repair.
25 citations
,
March 2013 in “British Journal of Dermatology” Woman has discoid lupus, frontal fibrosing, and androgenetic alopecia.
130 citations
,
April 2003 in “Journal of Investigative Dermatology” Four specific keratins in hair follicles help understand hair structure and function.