27 citations
,
March 2018 in “Journal of Experimental Biology” Wool fibre curvature is due to longer orthocortical cells compared to paracortical cells.
June 2026 in “Studia Biologica” Felted wool in these sheep has more sweat and bacteria, altering its fatty acids and making it more prone to felting.
24 citations
,
June 2003 in “Journal of Structural Biology” Sheet formation is key to macrofibril structure differences in wool.
5 citations
,
January 1988 Only two of the four keratin genes are expressed in wool fibers.
9 citations
,
November 2022 in “Biology” Key genes and pathways influence wool traits in Merino sheep.
25 citations
,
November 2012 in “Thermochimica Acta” Internal lipids in keratin fibers, like wool and hair, reduce water absorption and release.
July 2026 in “Scientific Reports” Felting wool changes its fatty acid makeup, affecting its structure and water resistance.
4 citations
,
March 2016 in “Small ruminant research” Vicuña wool's quality is due to a high density of fine secondary hair follicles, and their skin glands may be used for communication.
22 citations
,
September 1982 in “Journal of ultrastructure research” Wool follicle cells are more complex than previously thought.
Camel hair textiles treated with Rose Bengal effectively kill bacteria under light.
4 citations
,
January 2005 in “Indian Journal of Animal Research” Goat neck skin has a complex network of collagen, elastic, and reticular fibers.
17 citations
,
November 2017 in “Asian-Australasian journal of animal sciences” Certain gene mutations are linked to wool quality in sheep and could help in breeding for better wool.
January 2012 in “Heilongjiang xumu shouyi” EGF and KGF affect wool fineness in Gansu alpine Merino sheep.
Camel hair textiles treated with Rose Bengal effectively kill bacteria under light.
18 citations
,
January 2015 in “Journal of medical genetics” New genes linked to woolly hair have been found, which could help treat it and change hair texture.
69 citations
,
January 2009 in “Advances in Materials Science and Engineering” Wool keratin is reactive, biocompatible, biodegradable, and can model keratin from other sources.
90 citations
,
January 1979 in “International review of cytology” Wool follicles are complex, involving interactions between different cell types and structures.
August 2020 in “Textile research journal” The model helps understand how wool fiber structure affects its strength and flexibility.
3 citations
,
July 2012 in “Sokoto Journal of Veterinary Sciences” As sheep age, their hair fibers and follicles grow larger and more organized, with no significant differences between males and females.
34 citations
,
September 2007 in “Experimental Dermatology” The outer layer of Merino wool is rich in sulfur proteins, making it resistant to damage.
January 2026 in “Frontiers in Animal Science” Gentile di Puglia sheep have finer wool and more lanolin than Sarda sheep.
2 citations
,
January 2010 Tianzhu white yak hair varies in structure and density between fuzz and coarse hair.
95 citations
,
March 2009 in “Differentiation” Gene expression in wool follicles changes with growth cycles, offering insights into wool and human hair growth.
4 citations
,
May 2018 in “Electronic Journal of Biotechnology” All-trans retinoic acid at high doses harms goat hair growth cells and could be bad for hair growth.
Yak hair stretches mainly due to macromolecules slipping past each other.
20 citations
,
February 1994 in “In vitro cellular & developmental biology. Animal” Wool follicles can grow in a lab with the right nutrients and conditions.
12 citations
,
September 2010 in “Clothing and Textiles Research Journal” Poplar seed hair fibers could be an eco-friendly insulation for textiles.
January 2009 in “Chinese journal of Clinical Medicine”
7 citations
,
August 2009 in “Applied Mathematics and Mechanics-English Edition” Hair fibers have fractal patterns with properties related to the golden mean, which may affect their functionality.
4 citations
,
May 2024 in “Genes” KRT81 gene variations in sheep affect wool weight but not fiber length or thickness.