51 citations
,
January 2007 in “The journal of investigative dermatology/Journal of investigative dermatology” Scientists discovered a unique hair protein, KAP24.1, with a special structure, found only in the upper part of hair cuticles.
48 citations
,
November 2002 in “Journal of biological chemistry/The Journal of biological chemistry” Genetic variations in hair keratin proteins exist but don't significantly affect hair structure.
42 citations
,
January 2017 in “Genes” The gene KAP22-1 affects wool yield and fiber shape in sheep.
26 citations
,
January 2011 in “Open Journal of Genetics” The KAP13-3 gene in sheep affects wool quality by influencing keratin assembly.
Different androgen concentrations affect wool-related gene expression differently in Hetian and Karakul sheep breeds.
September 2025 in “Animals” The KRTAP22-2 gene in sheep does not significantly affect wool traits.
July 2022 in “New Zealand journal of agricultural research” The KRTAP27-1 gene variations in sheep may affect wool length and weight.
51 citations
,
September 2012 in “Gene” The research identified a gene in sheep important for wool quality, which could help improve wool traits.
50 citations
,
July 2008 in “British Journal of Dermatology”
30 citations
,
March 2019 in “Archives animal breeding/Archiv für Tierzucht” The KRTAP15-1 gene affects cashmere fiber thickness in goats.
July 2025 in “International Journal of Molecular Sciences” Four new genes related to sheep wool were discovered, showing genetic diversity.
62 citations
,
January 2004 in “The journal of investigative dermatology/Journal of investigative dermatology” A second domain of high sulfur KAP genes on chromosome 21q23 is crucial for hair structure.
1 citations
,
September 2023 in “Animals” A new goat gene affects cashmere fiber thickness; certain variations can make the fibers coarser.
24 citations
,
February 2002 in “The journal of investigative dermatology/Journal of investigative dermatology” Two new proteins, hKAP1.6 and hKAP1.7, are found in the hair follicle cortex.
11 citations
,
April 2022 in “Biophysical Journal” Disulfide bonds in keratin fibers break more easily under stress, especially when wet, affecting fiber strength.
9 citations
,
February 2016 in “Anatomical Science International” Hair proteins change location and structure as hair cells mature.
9 citations
,
September 2013 in “Journal of Applied Animal Research” The genetic variation in the KAP13-3 gene may affect cashmere fiber traits in Liaoning goats.
7 citations
,
July 2019 in “Animals” The KRTAP21-1 gene affects wool yield and can help improve wool production.
3 citations
,
December 2021 in “Proteins” Wool fiber curliness is linked to the presence of certain proteins and K38.
1 citations
,
January 2015 in “China Animal Husbandry & Veterinary Medicine” Four keratin genes are crucial for hair growth in Xinji fine wool sheep.
November 2025 in “BMC Genomics” Genetic differences in sheep affect wool type, with fat and immune genes influencing hair traits.
June 2024 in “ChemBioChem” Replenishing free 18-MEA can help restore damaged hair surfaces.
July 2023 in “Indian Journal of Animal Health” FGF-5 promotes Cashmere goat hair growth by increasing keratin genes and reducing certain LncRNA and target genes.
3 citations
,
August 2022 in “Archives animal breeding/Archiv für Tierzucht” Certain genetic changes in the KAP22-1 gene are linked to better wool quality in Egyptian sheep.
3 citations
,
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.
16 citations
,
September 2017 in “PLoS ONE” The mummified girl likely died from undernourishment and illness.
27 citations
,
June 2005 in “The journal of investigative dermatology/Journal of investigative dermatology” The study found that variations in hair protein genes are likely due to evolutionary deletions or duplications.
Water and fatty acids affect hair's surface differently based on hair damage, and models can help understand hair-cosmetic interactions.
August 2019 in “Research Square (Research Square)” Certain long non-coding RNAs in cashmere goats affect hair growth when treated with a specific growth factor.
92 citations
,
January 2012 in “International Journal of Biological Sciences” The document introduced a new naming system for keratin-associated proteins to improve clarity and communication across species.