63 citations
,
December 1998 in “Biochimica et Biophysica Acta (BBA) - Protein Structure and Molecular Enzymology” The study improved understanding of keratin fiber structure by showing consistent microfibril diameter but varying distances and electron density profiles.
January 2019 in “Journal of the American Leather Chemists Association” Improved mink skin processing can weaken hair attachment.
April 2024 in “UNESP Institutional Repository (São Paulo State University)” Alpaca skin has glands, hair follicles, and different collagen types.
22 citations
,
November 2014 in “Proteins Structure Function and Bioinformatics” Cysteines in wool fibers are accessible and form important disulfide bonds.
May 2010 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” A mutation in the KRT74 gene causes woolly hair by affecting hair texture.
September 2016 in “Journal of dermatological science” The conclusion is that the variation in hair thinness in patients is mostly due to the amount of underdeveloped hairs, and treatments that thicken fine hairs might work for those with mild to severe conditions.
November 2024 in “Journal of Microscopy” Human hair varies in structure based on curl type, with high curl hair showing the most differences.
3 citations
,
January 2025 in “动物学研究” The gene GJA1 is important for regulating coarse hair density in goats.
November 2011 in “Advanced Materials Research” Adding 1% hair fibers to brake materials improves friction and wear, making them more effective.
Different genes and pathways are active in yak skin and hair cells, affecting hair growth and immune responses.
78 citations
,
May 2012 in “Journal of Investigative Dermatology” A specific gene mutation causes woolly hair and hair loss.
6 citations
,
October 2018 in “Endocrinology” Prenatally androgenized ewes can model increased hair diameter in women with PCOS.
1 citations
,
April 2018 in “Journal of dairy science” Dairy cows' skin and hair follicles change size and growth phase around the time they give birth.
January 2007 in “동의생리병리학회지 = Journal of physiology & pathology in Korean Medicine” Drynariae Rhizoma extracts, especially the acetone and EtoAc fractions, may help treat hair loss.
January 2007 in “Leather Science and Engineering”
Key genes for mink fur have been identified, aiding conservation efforts.
The goat hair keratin gene is very similar to sheep's and is strongly expressed in goat hair follicles.
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 “International Journal of Advanced Research” Topical 6% salicylic acid effectively reduced skin plaques in a patient with wooly hair and palmoplantar keratoderma.
2 citations
,
February 2025 in “International Journal of Molecular Sciences” Key proteins and pathways regulate yak hair growth, with lipid metabolism aiding adaptation to high altitudes.
December 2020 in “한국인그리에학회지” Astringent persimmon fruit extract may help increase hair length and coverage without increasing the number of hair follicles.
23 citations
,
March 2019 in “Gene” Editing the FGF5 gene in sheep increases wool length, confirming its role in hair growth.
January 2005 in “Journal of Zhejiang University(Sciences Edition)” Yuyi hairless mice lose hair after birth, develop thick, loose skin with folds, and show disorganized skin structure as they age.
117 citations
,
August 2005 in “Ultramicroscopy” Human hair's strength and flexibility vary by ethnicity, damage, and treatment.
January 1963 in “Stain technology” Ziehl-Neelsen's stain helps identify different parts of hair in sheep and goats.
January 2024 in “Journal of camel practice and research/Journal of Camel Practice and Research” Certain genetic variations in camels affect hair coarseness.
9 citations
,
January 1989 in “Journal of Small Animal Practice” Abyssinian cats can have a hair abnormality that makes their coat look rough and dull.
2 citations
,
January 1994 in “Nihon Chikusan Gakkaiho” Cow colostrum and milk can effectively produce anti-hair keratin antibodies.
April 2008 in “Expert review of dermatology” Mutations in the P2RY5 gene cause hereditary woolly hair.
1 citations
,
January 2003 in “Benjamins eBooks” Confinement in farrowing crates doesn't increase chronic stress in sows, but hair cortisol measurements may not reliably indicate stress due to hair growth variations.