September 2021 in “Mağallaẗ al-Muẖtar li-l-ʿulūm” Two sisters have rare hair disorders causing short, fragile, kinky hair.
September 2016 in “Journal of dermatological science” The conclusion is that the variation in hair thinness in patients is mostly due to the amount of underdeveloped hairs, and treatments that thicken fine hairs might work for those with mild to severe conditions.
September 2016 in “Journal of Dermatological Science” Certain gene mutations in Japanese people are linked to different types of hair loss, with some causing mild hair thinning and others leading to complete baldness.
August 2016 in “Journal of Investigative Dermatology” Researchers found a new genetic mutation linked to a hair condition in a Japanese boy.
January 2012 in “International Journal of Trichology” Two siblings have a rare genetic condition causing curly, coarse hair.
34 citations
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September 2007 in “Experimental Dermatology” The outer layer of Merino wool is rich in sulfur proteins, making it resistant to damage.
10 citations
,
September 2016 in “Animal genetics” Researchers identified key genes and proteins linked to wool growth in sheep.
9 citations
,
February 1981 in “Australian journal of biological sciences” Lambs fed a liquid diet showed abnormal wool and skin, which improved with more B-vitamins, suggesting a link to B-vitamin deficiency.
4 citations
,
September 2016 in “World Rabbit Science” High wool density in Rex rabbits is linked to specific gene activity affecting hair follicle development.
3 citations
,
October 2024 in “Animals” Crimped wool has proteins linked to crimp formation, while straight wool has proteins linked to fiber fineness, which can improve wool quality and value.
1 citations
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September 2024 in “Animals” Specific gene variants affect wool traits in Chinese Tan sheep.
February 2026 in “Optics” Stretching wool changes its structure and improves fiber alignment.
October 2025 in “Coloration Technology” Delipidised wool is brighter, dyes better, and is more eco-friendly.
September 2025 in “Animals” Key circRNAs play a role in wool follicle development, aiding in breeding better quality wool sheep.
Different wool coat types in goats are linked to specific gene expressions, which could improve cashmere quality.
Curly wool has more orthocortex than straight wool.
January 2013 in “Transactions of the Materials Research Society of Japan” CMADK reduces hair damage from bleaching and permanent waving.
April 2008 in “Expert review of dermatology” Mutations in the P2RY5 gene cause hereditary woolly hair.
191 citations
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November 1959 in “Annals of the New York Academy of Sciences” Hair and wool have complex microscopic structures with microfibrils and varying cystine content.
40 citations
,
February 1994 in “Journal of Investigative Dermatology”
37 citations
,
October 2013 in “PLoS ONE” MicroRNAs play a key role in wool growth in Tibetan sheep.
35 citations
,
February 2006 in “Textile Research Journal” Enzymes xylanase and pectinase clean wool and specialty hair fibers effectively without damage, offering an eco-friendly alternative to soap and hot water.
33 citations
,
September 2017 in “Journal of Investigative Dermatology” A mutation in the KRT25 gene causes woolly hair and hair loss.
26 citations
,
June 2010 in “Electrophoresis” New techniques helped identify rare wool proteins by reducing dominant ones.
22 citations
,
November 2014 in “Proteins Structure Function and Bioinformatics” Cysteines in wool fibers are accessible and form important disulfide bonds.
21 citations
,
April 2014 in “PLoS ONE” A rare gene variant causes hair and nail issues in a family.
19 citations
,
January 2023 in “Genes” Certain genes influence wool, growth, and reproduction traits in Uruguayan Merino sheep.
17 citations
,
August 2015 in “Journal of Animal Science” The MTR gene affects wool quality and production in Chinese Merino sheep.
15 citations
,
February 2014 in “PloS one” LIPH mutations in Japan cause varying degrees of hair loss and woolly hair.
14 citations
,
April 2000 in “Animal Science/Animal science” Nutrients like vitamins, copper, zinc, and amino acids are crucial for healthy hair and wool growth.