3 citations
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August 1980 in “Acs Symposium Series” Hair increases in size when it absorbs water, and treatments like bleaching affect how much water it can take in.
January 2016 in “Japanese Journal of Oral & Maxillofacial Surgery” A benign hair follicle tumor caused upper lip swelling, was removed, and did not return.
9 citations
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October 1989 in “Australian Journal of Agricultural Research” Mouse epidermal growth factor temporarily stops wool growth and causes cell changes in Merino sheep.
18 citations
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September 2018 in “The Journal of Agricultural Science” Genetic variation in the KRTAP15-1 gene affects wool yield in sheep.
1 citations
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February 2023 in “Journal of Natural Fibers” Higher keratin protein levels are important for the wool's shine in Magra sheep.
252 citations
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January 1991 in “Electron Microscopy Reviews” 70 citations
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June 1998 in “Polymer” Permanent waving damages hair by disrupting its keratin structure.
October 2025 in “Coloration Technology” Delipidised wool is brighter, dyes better, and is more eco-friendly.
December 2023 in “International journal of high dilution research” Melatonin and Lissotriton improved hair quality and increased activity in mice.
52 citations
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May 2006 in “Journal of Structural Biology” Keratin-associated proteins help link filaments and affect keratin's strength.
52 citations
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August 1978 in “Journal of Applied Polymer Science” Human hair's ability to get wet is complex and can change with treatments, damage, and environment.
39 citations
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June 2012 in “Journal of Structural Biology” Disulfide bonds are crucial for hair structure during keratinization.
37 citations
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May 2018 in “Frontiers in physiology” Certain RNA molecules are important for the development of wool follicles in sheep.
31 citations
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March 2013 in “Gene” Signaling pathways are crucial for hair growth in goats.
22 citations
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September 1982 in “Journal of ultrastructure research” Wool follicle cells are more complex than previously thought.
7 citations
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July 2019 in “Animals” The KRTAP21-1 gene affects wool yield and can help improve wool production.
7 citations
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January 2017 in “Sub-cellular biochemistry/Subcellular biochemistry” 3 citations
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December 2021 in “Proteins” Wool fiber curliness is linked to the presence of certain proteins and K38.
3 citations
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August 2018 in “Journal of Structural Biology” KAP8.1 protein is crucial for hair structure and interacts with keratin 85.
1 citations
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January 2012 in “International journal of trichology” Sheep hair follicle cells can grow a lot but need the dermal papilla to do so.
Acidic sandy clay damages archaeological hair the most, while dry conditions preserve but make it brittle; silicone oil can help keep the hair flexible.
6 citations
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June 1976 in “Journal of ultrastructure research” Keratinized wool cells still have some organelles like lysosomes and mitochondria.
KRTAP6 genes affect wool quality in sheep.
112 citations
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September 2021 in “BMC Biology” Key genes and factors crucial for hair follicle development and wool traits in Merino sheep were identified.
66 citations
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September 2005 in “Photochemical & photobiological sciences” We don't fully understand how sunlight damages different types of hair.
62 citations
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January 2004 in “The journal of investigative dermatology/Journal of investigative dermatology” A second domain of high sulfur KAP genes on chromosome 21q23 is crucial for hair structure.
51 citations
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January 2007 in “The journal of investigative dermatology/Journal of investigative dermatology” Scientists discovered a unique hair protein, KAP24.1, with a special structure, found only in the upper part of hair cuticles.
47 citations
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June 2017 in “The FEBS journal” Disabling the FGF5 gene in sheep leads to longer wool.
47 citations
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June 1996 in “International Journal of Legal Medicine” Hair analysis for drugs needs a better understanding of how drugs enter hair, considering factors like hair structure and pigmentation.
25 citations
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April 2017 in “PloS one” Certain genetic variations in the FST gene are linked to better wool quality in Chinese Merino sheep.