95 citations
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90 citations
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January 1979 in “International review of cytology” Wool follicles are complex, involving interactions between different cell types and structures.
69 citations
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January 2009 in “Advances in Materials Science and Engineering” Wool keratin is reactive, biocompatible, biodegradable, and can model keratin from other sources.
67 citations
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December 1990 in “The journal of cell biology/The Journal of cell biology” Researchers found genes for cysteine-rich proteins that form the protective layer of hair in humans and sheep.
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January 2017 in “Genes” The gene KAP22-1 affects wool yield and fiber shape in sheep.
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May 2018 in “Frontiers in physiology” Certain RNA molecules are important for the development of wool follicles in sheep.
27 citations
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March 2018 in “Journal of Experimental Biology” Wool fibre curvature is due to longer orthocortical cells compared to paracortical cells.
26 citations
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December 1999 in “Journal of Investigative Dermatology” Certain genes are linked to wool follicle structure and function, but not hair cycle regulation.
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September 2018 in “The Journal of Agricultural Science” Genetic variation in the KRTAP15-1 gene affects wool yield in sheep.
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October 2017 in “Scientific reports” Fine wool sheep have more genes for wool quality, while coarse wool sheep have more for skin and muscle traits.
17 citations
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October 1997 in “Australian Journal of Agricultural Research” Stocking rate affects wool follicle inactivity, not Merino strain.
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September 1953 in “Journal of Cell Science” INT effectively shows enzyme activity and protein groups in wool and hair follicles.
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January 1999 in “Reproduction Fertility and Development” Merino sheep have fewer wool follicles at birth than before birth.
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December 1991 in “Annals of the New York Academy of Sciences” MYC protooncogenes may be important for hair growth, but more research is needed.
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October 1947 in “Journal of the Society of Dyers and Colourists” Mercuric acetate makes wool unshrinkable by changing its elastic properties.
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January 2006 in “Journal of the American Leather Chemists Association” Oxidizing agents break down keratin in wool and hair, causing swelling and increased solubility.
11 citations
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October 1997 in “British Journal of Dermatology” Wool follicles grew fibres for 8-10 days in a serum-free culture, influenced by calcium, glucose, amino acids, and insulin.
10 citations
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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.
9 citations
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January 1989 in “Sen'i Gakkaishi” Wool and hair fibers absorb moisture similarly due to their keratin structure, with the amount of non-crystalline areas affecting the moisture uptake.
9 citations
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November 2022 in “Biology” Key genes and pathways influence wool traits in Merino sheep.
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August 2007 in “Journal of animal science/Journal of animal science ... and ASAS reference compendium” Sheep wool follicles absorb different amino acids at various rates and locations, which could affect wool growth based on diet and genetics.
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October 1989 in “Australian Journal of Agricultural Research” Mouse epidermal growth factor temporarily stops wool growth and causes cell changes in Merino sheep.
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December 1978 in “Australian Journal of Biological Sciences” Flumethasone causes wool shedding in Merino wethers, with recovery in about 60 days.
8 citations
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January 2009 in “Transactions of the Materials Research Society of Japan” Water-soluble wool keratin can protect human hair from damage during treatments.
7 citations
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July 2019 in “Animals” The KRTAP21-1 gene affects wool yield and can help improve wool production.
7 citations
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April 2013 in “Animal Production Science” Altering maternal cortisol during pregnancy can improve wool growth in Merino sheep.
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January 2001 in “Annales de zootechnie” Melatonin treatment increases wool production and improves fiber quality in angora rabbits.