34 citations
,
October 1982 in “Journal of applied polymer science” Moisture content significantly affects how human hair breaks.
35 citations
,
September 1994 in “Journal of Investigative Dermatology”
11 citations
,
February 2019 in “Frontiers in Physiology” Hair properties are interconnected; a comprehensive, cross-disciplinary approach is essential for understanding hair behavior.
1 citations
,
April 2021 in “IntechOpen eBooks” The PCR technique can identify genetic differences in a wool-related gene among different sheep breeds, which may help improve wool and pelt quality.
January 2024 in “Collagen and leather” The conclusion is that using bovine milk permeate to remove wool from sheepskins is eco-friendly and results in smoother, higher quality leather compared to traditional sulfide methods.
15 citations
,
January 1996 in “Adelaide Research & Scholarship (AR&S) (University of Adelaide)” Keratin gene regulation was emerging, with a key transcription factor found to influence hair growth and gene expression.
March 1990 in “Journal of Dermatological Science” November 2025 in “animal” Certain genes in European Merino sheep help them adapt to different climates.
9 citations
,
November 2006 in “Journal of Microscopy” Dye mainly stays on the hair surface and endocuticle.
2 citations
,
June 2024 in “Skin Appendage Disorders” Trichoscopy helps diagnose frontal fibrosing alopecia in Caucasians, but more research is needed.
August 2007 in “Microscopy and Microanalysis” Hair fibers break by cuticle cell slipping, shape changing, cuticle fraying, and surface cracking when stretched under specific conditions.
January 2009 in “Adelaide Research & Scholarship (AR&S) (University of Adelaide)” Identifying and manipulating key genes can improve wool quality and productivity in sheep.
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.
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.
December 2021 in “Cosmetics” 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.