2 citations
,
March 2005 in “International Journal of Cosmetic Science” Human hair structure varies by ethnicity, and certain treatments can improve hair condition and appearance.
December 2021 in “Cosmetics” 1 citations
,
January 2012 in “Indian Journal of Small Ruminants (The)” Chegu goats have two types of hair follicles, with primary ones having glands and muscles, and secondary ones lacking them.
23 citations
,
March 2019 in “Gene” Editing the FGF5 gene in sheep increases wool length, confirming its role in hair growth.
2 citations
,
September 2004 in “International Journal of Cosmetic Science” Hair quality is genetically determined and linked to its composition and strength.
21 citations
,
December 1994 in “British Journal of Dermatology” Sheep dermal papillae can help form hair follicles in skin models.
13 citations
,
October 2008 in “PubMed” Japanese women's curved hair has an uneven internal structure and varying amino acid composition.
February 1999 in “The anatomical record” Two mouse mutants have defective hair cuticle cross-linking.
January 2007 in “Leather Science and Engineering”
January 2024 in “Research Portal Denmark” Artificial hair fibers improve drug delivery accuracy through skin models.
October 2025 in “Molecular Genetics and Genomics” 10 citations
,
September 2016 in “Animal genetics” Researchers identified key genes and proteins linked to wool growth in sheep.
25 citations
,
August 1991 in “Journal of Investigative Dermatology” 27 citations
,
February 1991 Cuticle damage doesn't affect hair's tensile strength; the cortex is responsible for it.
46 citations
,
November 1998 in “Experimental Cell Research” K15 gene is mainly active in the basal layers of hair follicles and epithelia, aiding early skin cell development.
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.
18 citations
,
August 2015 in “International Journal of Molecular Sciences” Ovine hair follicle stem cells can regenerate haired skin and may improve wool production.
January 2017 in “대한미용학회지” The cuticle layer in hair follicles thickens during keratinization due to incomplete cytosol loss.
18 citations
,
February 2024 in “ACS Polymers Au” Silk fibroin shows promise for wound care but faces challenges in becoming widely available.
October 2023 in “Journal of Molecular Liquids” A new method using imidazole-based liquids efficiently extracts keratin from yak hair.
11 citations
,
October 2014 in “Gene” Researchers identified a new variant of the FGF5 gene in sheep that affects hair length.
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.
July 2019 in “Ferroelectrics” More human hair protein makes the films weaker and less clear.
1 citations
,
January 2021 in “Pakistan journal of zoology” Red fox, golden jackal, and gray wolf hairs have similar features but differ in length, thickness, and inner structure.
16 citations
,
January 2015 in “Genetics and Molecular Research” The research helps improve wool quality and aids human hair research.
March 2005 in “International Journal of Cosmetic Science” A new method helps understand hair shine and various products improve hair care.
September 2025 in “Cosmetics” Lipid content and structure affect water absorption in different hair types.
5 citations
,
February 1998 in “Polymer” Human hair keratin has a 40% α-helix structure that changes to a random coil in 8 M urea.
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.