10 citations
,
December 2021 in “Frontiers in cell and developmental biology” The research identified genes that explain why some sheep have curly wool and others have straight wool.
27 citations
,
March 2018 in “Journal of Experimental Biology” Wool fibre curvature is due to longer orthocortical cells compared to paracortical cells.
3 citations
,
December 2021 in “Proteins” Wool fiber curliness is linked to the presence of certain proteins and K38.
4 citations
,
July 2024 in “Animals” The KRTAP19-5 gene affects wool curvature in Chinese Tan sheep, with Variant B reducing curvature.
8 citations
,
December 2017 in “Small Ruminant Research” Variation in the TCHH gene affects wool curliness in sheep.
42 citations
,
January 2017 in “Genes” The gene KAP22-1 affects wool yield and fiber shape in sheep.
62 citations
,
December 2008 in “Journal of structural biology” Hair curvature in Japanese people is linked to specific cell types and filament arrangements in the hair cortex.
The KRTAP36-1 gene affects wool quality in Chinese Tan lambs.
Variant G of the KRTAP20-1 gene improves wool curliness in Chinese Tan sheep.
29 citations
,
September 2017 in “Genes” Selecting specific KRTAP26-1 gene variants can improve wool quality in sheep.
September 2025 in “Animals” The KRTAP22-2 gene in sheep does not significantly affect wool traits.
13 citations
,
October 2008 in “PubMed” Japanese women's curved hair has an uneven internal structure and varying amino acid composition.
July 2009 in “International Journal of Cosmetic Science” Japanese women's curved hair has an uneven internal structure and varied amino acid composition.
November 2025 in “BMC Genomics” Genetic differences in sheep affect wool type, with fat and immune genes influencing hair traits.
55 citations
,
December 2021 in “BMC Veterinary Research” Certain genes in Iranian sheep are linked to wool production and heat adaptation.
65 citations
,
May 2006 in “Journal of Structural Biology” Hair curliness is due to uneven distribution of different cortices within the hair fiber.
August 2020 in “Textile research journal” The model helps understand how wool fiber structure affects its strength and flexibility.
117 citations
,
November 2006 in “Experimental Dermatology” The article concludes that the wool follicle is a valuable model for studying tissue interactions and has potential for genetic improvements in wool production.
Curly wool has more orthocortex than straight wool.
5 citations
,
June 2016 in “Twin research and human genetics” Hair diameter and curvature are mostly determined by genetics.
4 citations
,
January 2019 in “International journal of molecular sciences” Genetically modified sheep with more β-catenin grew more wool without changing the wool's length or thickness.
April 2003 in “Experimental Dermatology” The workshop highlighted the genetic links and psychological impacts of hair loss and skin disorders.
6 citations
,
April 2022 in “Frontiers in cell and developmental biology” The research identified key proteins and genes that may influence wool bending in goats.
23 citations
,
May 2020 in “Cell Death and Disease” Blocking the FGF5 gene in sheep leads to more fine wool and active hair follicles due to changes in certain cell signaling pathways.
18 citations
,
September 2018 in “The Journal of Agricultural Science” Genetic variation in the KRTAP15-1 gene affects wool yield in sheep.
95 citations
,
March 2009 in “Differentiation” Gene expression in wool follicles changes with growth cycles, offering insights into wool and human hair growth.
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.
7 citations
,
July 2019 in “Animals” The KRTAP21-1 gene affects wool yield and can help improve wool production.
98 citations
,
May 2016 in “Genes” Understanding wool keratin-associated proteins in sheep can help improve wool quality through selective breeding.
7 citations
,
April 2013 in “Animal Production Science” Altering maternal cortisol during pregnancy can improve wool growth in Merino sheep.