November 2025 in “International Journal of Science and Research Archive” Oxidative dyes damage hair more than semi-permanent dyes, but new technologies help protect hair while coloring.
1 citations
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January 2019 in “Studia Biologica” Extracted keratin from wool and hair can be used in medicine and bioengineering.
January 1974 in “OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information)” Oxidative stress causes hair graying by damaging hair follicle melanocytes more than skin melanocytes.
9 citations
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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.
January 2013 in “Wool textile journal” 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.
2 citations
,
January 2015
To prevent wool loss in sheep, provide balanced nutrition and reduce stress.
The new sensor can detect a toxic chemical in water with high sensitivity and accuracy.
8 citations
,
January 2018 in “Journal of cosmetic dermatology” Conditioners in hair dye reduce damage and improve combability.
33 citations
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January 2004 in “Photochemistry and Photobiology” Superoxide dismutase (SOD) can prevent hair graying in mice.
September 2010 in “International Journal of Cosmetic Science” Chemical treatments change hair surface properties, making it more hydrophilic and able to bind conditioners.
17 citations
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February 2011 in “International Journal of Cosmetic Science” Grey hair is wilder, drier, and less manageable than pigmented hair.
2 citations
,
December 2019 in “Textile Research Journal” L-cysteine and ultrasound successfully improved rabbit hair fibers for industrial use.
2 citations
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January 1987 in “PubMed” Woolly hair syndrome is a genetic condition causing frizzy, fragile hair.
September 2011 in “Daehan miyong hakoeji” Henna orange powder, especially with alkali, protects and colors hair better than oxidizing colorants.
9 citations
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January 1981 Nucleophilic reagents break down hair keratin, forming more lanthionine and lysinoalanine than in wool.
November 2023 in “ACS Applied Polymer Materials” The new method extracts keratin from hair faster and better, and the resulting product improves blood clotting and wound healing, with potential for personalized treatments.
9 citations
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January 2011 in “Journal of X-ray science and technology” Perming and bleaching damage hair differently, with bleached hair having more cysteic acid in the cuticle.
5 citations
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April 2024 in “Animals” Younger cashmere goats produce more and better-quality fiber due to higher active hair follicles and antioxidant capacity.
5 citations
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May 1983 in “Australian journal of biological sciences” Certain amino acid analogues can inhibit wool and hair growth and affect fiber strength.
18 citations
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March 2009 in “Skin pharmacology and physiology” Sunlight damages hair, causing cuticle loss, protein changes, and discoloration.
January 2026 in “Beilstein Journal of Organic Chemistry” A new, efficient method creates sulfinimidate esters from sulfenamides and alcohols without metals.
35 citations
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April 2014 in “Journal of proteomics” Feed restriction in sheep leads to finer wool fibers but may reduce wool quality.
Younger goats produce more cashmere and have healthier hair follicles due to better antioxidant capacity.
February 2026 in “International Journal of Biological Macromolecules” Keratin from waste hair and feathers can be sustainably used to create stable emulsions for industrial applications.
PMEE may help reverse greying hair by boosting melanin production.
October 2023 in “International journal of molecular sciences” Key proteins and pathways regulate wool fiber diameter in Alpine Merino sheep.
12 citations
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November 2004 in “Photochemistry and Photobiology” Superoxide dismutase (SOD) can prevent hair graying in mice.
February 2022 in “Journal of Cosmetic Dermatology” Argan oil protects hair from oxidative damage and reduces protein loss.