May 2023 in “Journal of animal science/Journal of animal science ... and ASAS reference compendium” Cows that shed more hair in winter have better reproductive success and their calves weigh more at weaning.
December 2022 in “bioRxiv (Cold Spring Harbor Laboratory)” MicroRNA-205 helps hair grow by changing the stiffness and contraction of hair follicle cells.
October 2022 in “BMC genomics” RNA editing significantly affects hair growth and follicle cycling in the Tianzhu white yak.
January 2007 in “UKnowledge (University of Kentucky)” Steers with winter hair coats and reduced sweating struggled with heat, leading to less grazing and poor performance.
51 citations
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January 2007 in “Animal Genetics” The gene for slick hair in Senepol cattle is located on chromosome 20 and may involve the SRD5A2 gene.
2 citations
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August 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” A specific mutation in the K25 gene causes a rare genetic disorder with curly hair at birth and later hair loss, along with dental issues.
November 2025 in “Сибирский научный медицинский журнал” TS-13 speeds up hair regrowth after chemotherapy.
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June 2000 in “Journal of Investigative Dermatology” Keratin 17 is important for hair and nail structure and affects pachyonychia congenita symptoms.
January 2015 in “Seoul National University Open Repository (Seoul National University)” Polyunsaturated fatty acids, especially arachidonic acid and eicosapentaenoic acid, can promote hair growth.
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April 1989 in “Experimental and Applied Acarology”
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July 2001 in “Genes & Development” Tcf3 and Lef1 are key in deciding skin stem cell roles.
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April 2017 in “Cell” Different small areas within hair follicles send specific signals that control what type of cells stem cells become.
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May 2001 in “Proceedings of the National Academy of Sciences” Overexpression of COX-2 in mice skin causes abnormal skin and hair development.
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January 1989 in “Genes & Development” Keratin expression reflects cell organization and differentiation, not causes it.
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May 2008 in “Cytokine & growth factor reviews” TNF family proteins are crucial for the development of skin features like hair, teeth, and mammary glands.
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January 2002 in “Journal of liposome research” New liposomal formulations may improve delivery of treatments to hair follicles, potentially helping with hair loss.
54 citations
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September 2012 in “The journal of investigative dermatology/Journal of investigative dermatology” Vitamin A affects hair loss and immune response in alopecia areata.
27 citations
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November 2007 in “Genomics” Mutations in specific keratin genes cause improper hair structure in mice due to faulty keratin protein assembly.
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August 2014 in “Veterinary Dermatology” Sphynx cats have abnormal hair follicles and keratinization affecting their skin.
25 citations
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August 2017 in “Frontiers in Zoology” Marine mammals lost many α-keratin genes, aiding their adaptation to aquatic life by becoming hairless.
16 citations
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September 2009 in “Schweizer Archiv für Tierheilkunde” Adrenal tumors can cause high progesterone levels, mimicking symptoms of high cortisol.
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August 2004 in “Veterinary Dermatology” Fipronil effectively treats Lynxacarus radovskyi in outdoor cats.
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June 2001 in “PubMed” Pig ear skin is similar to human skin, making it useful for research, but it has some differences.
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April 2012 in “Lasers in surgery and medicine” Laser hair removal can cause a severe itchy rash in some allergic individuals, treatable with steroids.
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October 2012 in “Australian veterinary journal” Two Australian Poll Hereford calves had severe anaemia, abnormal red blood cells, and skin issues.
3 citations
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March 2023 in “Annals of the New York Academy of Sciences” Mutations in claudin-1 and claudin-3 cause hair loss in baby mice.
3 citations
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January 2017 in “Evidence-based complementary and alternative medicine” Galla chinensis solution effectively treats fungal skin infections in dogs.
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March 2019 in “Veterinary dermatology” Thymoma in cats can cause hair loss without inflammation.