The KRT84 gene is linked to better wool quality in Gansu Alpine Fine-wool sheep.
The document concludes that understanding hair's composition and the effects of treatments can lead to better hair care products.
3 citations
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January 2021 in “ScienceAsia” Using an enzyme and keratin treatment can significantly repair and strengthen damaged hair.
10 citations
,
September 2020 in “Biopolymers” Hair's structure and properties change with pH; acidic pH maintains strength and less swelling, while alkaline pH increases water content and swelling.
18 citations
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January 2008 in “Sen'i Gakkaishi” Thioglycolic acid and L-cysteine change hair structure differently during perms, affecting hair strength and curling efficiency.
25 citations
,
November 2012 in “Thermochimica Acta” Internal lipids in keratin fibers, like wool and hair, reduce water absorption and release.
February 2026 in “Optics” Stretching wool changes its structure and improves fiber alignment.
New methods to classify curly hair types were developed based on shape and strength.
8 citations
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November 2019 in “Journal of Natural Fibers” Adding human hair to clayey soil makes it stronger, even after freeze-thaw cycles, and is eco-friendly and cheap.
7 citations
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May 2022 in “PLOS ONE” Certain genes and pathways are linked to the production of finer and denser wool in Hetian sheep.
3 citations
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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.
17 citations
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October 2017 in “Scientific reports” Fine wool sheep have more genes for wool quality, while coarse wool sheep have more for skin and muscle traits.
4 citations
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May 2024 in “Genes” KRT81 gene variations in sheep affect wool weight but not fiber length or thickness.
March 2005 in “International Journal of Cosmetic Science” A new method helps understand hair shine and various products improve hair care.
117 citations
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November 2006 in “Experimental Dermatology” The article concludes that the wool follicle is a valuable model for studying tissue interactions and has potential for genetic improvements in wool production.
4 citations
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April 1955 in “Textile Research Journal” The effectiveness of reducing agents on hair fibers depends on their electrode potentials.
November 2011 in “Advanced Materials Research” Adding 1% hair fibers to brake materials improves friction and wear, making them more effective.
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.
2 citations
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March 2005 in “International Journal of Cosmetic Science” Human hair structure varies by ethnicity, and certain treatments can improve hair condition and appearance.
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.
15 citations
,
December 2015 in “Textile Research Journal” Adding amber particles to polyamide fibers makes them suitable for medical textiles like compression socks.
117 citations
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August 2005 in “Ultramicroscopy” Human hair's strength and flexibility vary by ethnicity, damage, and treatment.
2 citations
,
July 2012 in “PubMed” Ceramide-rich liposomes can effectively repair and strengthen damaged hair.
14 citations
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April 2016 in “PloS one” The KRTAP11-1 gene promoter is crucial for specific expression in sheep wool cortex.
October 2025 in “Coloration Technology” Delipidised wool is brighter, dyes better, and is more eco-friendly.
January 2016 in “Frontiers in Bioengineering and Biotechnology” A wool hair keratin hydrogel is promising for growing cells and tissue engineering.
98 citations
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May 2016 in “Genes” Understanding wool keratin-associated proteins in sheep can help improve wool quality through selective breeding.
18 citations
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November 2010 in “Journal of morphology” Antler velvet hair and body hair of red deer have different structures that help with protection and insulation.
January 2024 in “Authorea (Authorea)” Using laccase to add poly(tyrosine) to wool makes it less likely to shrink and stronger.
March 2026 in “Biomolecules” MicroRNAs play a key role in controlling hair growth and quality in sheep and goats.