11 citations
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January 2006 in “Journal of the American Leather Chemists Association” Oxidizing agents break down keratin in wool and hair, causing swelling and increased solubility.
11 citations
,
October 1997 in “British Journal of Dermatology” Wool follicles grew fibres for 8-10 days in a serum-free culture, influenced by calcium, glucose, amino acids, and insulin.
11 citations
,
September 2012 in “The journal of investigative dermatology/Journal of investigative dermatology” A mutation in the KRT71 gene causes a hair disorder by disrupting hair follicle structure and texture.
11 citations
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April 2012 in “Journal of Investigative Dermatology” A specific mutation in PA-PLA1α causes abnormal hair growth.
10 citations
,
December 2021 in “Frontiers in cell and developmental biology” The research identified genes that explain why some sheep have curly wool and others have straight wool.
9 citations
,
January 1989 in “Sen'i Gakkaishi” Wool and hair fibers absorb moisture similarly due to their keratin structure, with the amount of non-crystalline areas affecting the moisture uptake.
9 citations
,
November 2022 in “Biology” Key genes and pathways influence wool traits in Merino sheep.
9 citations
,
August 2007 in “Journal of animal science/Journal of animal science ... and ASAS reference compendium” Sheep wool follicles absorb different amino acids at various rates and locations, which could affect wool growth based on diet and genetics.
9 citations
,
October 1989 in “Australian Journal of Agricultural Research” Mouse epidermal growth factor temporarily stops wool growth and causes cell changes in Merino sheep.
9 citations
,
December 1978 in “Australian Journal of Biological Sciences” Flumethasone causes wool shedding in Merino wethers, with recovery in about 60 days.
8 citations
,
January 2009 in “Transactions of the Materials Research Society of Japan” Water-soluble wool keratin can protect human hair from damage during treatments.
8 citations
,
April 1965 in “Archives of biochemistry and biophysics” Sheep wool follicles can metabolize both glucose and acetate using different pathways important for wool growth.
7 citations
,
October 1963 in “Textile Research Journal” Merino wool fibers change shape with moisture, while human hair shape stays the same.
7 citations
,
July 2019 in “Animals” The KRTAP21-1 gene affects wool yield and can help improve wool production.
7 citations
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June 2017 in “Gene” Overexpression of FGF5s makes Chinese Merino sheep grow longer and heavier wool.
7 citations
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April 2013 in “Animal Production Science” Altering maternal cortisol during pregnancy can improve wool growth in Merino sheep.
7 citations
,
January 2001 in “Annales de zootechnie” Melatonin treatment increases wool production and improves fiber quality in angora rabbits.
7 citations
,
February 1985 in “Textile Research Journal” Cellular debris sticks to damaged wool fibers and affects wool cleanliness.
7 citations
,
January 2012 in “International Journal of Trichology” A man with Woolly Hair Syndrome had very curly, fragile hair, and doctors used a special scalp examination to diagnose him without invasive tests.
6 citations
,
March 1998 in “Textile Research Journal” Chemical treatments can change the scale heights of wool and cashmere fibers, affecting their identification.
6 citations
,
May 2020 in “Scientific reports” Researchers identified genes and proteins that may influence wool thickness in sheep.
6 citations
,
February 2016 in “American Journal of Dermatopathology” The boy with woolly hair nevus had thinner hair and abnormal hair follicles, which improved with treatment but worsened when treatment stopped.
5 citations
,
January 2021 in “Animal Production Science” Lipid metabolism affects wool fiber diameter in sheep.
5 citations
,
January 1988 Only two of the four keratin genes are expressed in wool fibers.
5 citations
,
May 1983 in “Australian journal of biological sciences” Certain amino acid analogues can inhibit wool and hair growth and affect fiber strength.
4 citations
,
March 2016 in “Small ruminant research” Vicuña wool's quality is due to a high density of fine secondary hair follicles, and their skin glands may be used for communication.
4 citations
,
January 2019 in “International journal of molecular sciences” Genetically modified sheep with more β-catenin grew more wool without changing the wool's length or thickness.
3 citations
,
December 2021 in “Proteins” Wool fiber curliness is linked to the presence of certain proteins and K38.
3 citations
,
January 1982 in “Australian journal of biological sciences” Ethionine significantly inhibits wool growth in sheep but not hair growth in mice or rats.
3 citations
,
February 2016 in “Dermatologic Therapy” Using minoxidil and tretinoin on the skin, along with oral vitamin D, improved hair thickness and density in two girls with woolly hair.