May 2025 in “Lithuanian University of Health Sciences” Different diets had little effect on guinea pigs' hair and health.
May 2022 in “Hormones and behavior” Prairie dogs with fewer neighbors are more stressed but their number of babies isn't affected.
53 citations
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May 2010 in “Journal of Cellular Physiology” Mice without Vitamin D receptors have hair growth problems because of issues in the hedgehog signaling pathway.
1 citations
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April 2018 in “Journal of dairy science” Dairy cows' skin and hair follicles change size and growth phase around the time they give birth.
January 2011 in “Shiyong kouqiang yixue zazhi” Dermal papilla cells and bulge stem cells can help reconstruct hair follicles.
April 2026 in “Laboratory Animal Research” The new Hairless R/J mice model improves imaging for tumor monitoring and cancer therapy evaluation.
133 citations
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August 1969 in “Science” Melatonin causes weasels to grow white fur and become reproductively inactive.
Shh and Dhh affect skin development and can cause tumors, while Ihh does not.
January 2008 in “Anhui nongye kexue” Mongolia sheep hair follicles grew well in a serum-free medium for 19 days.
2 citations
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October 1999 in “Annals of the New York Academy of Sciences” Melatonin and cortisol affect mink winter hair growth, but β-endorphin levels do not.