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January 2017 in “Journal of toxicologic pathology” Rabbit skin with active hair growth shows thicker, redder areas due to larger, more numerous hair follicles and increased blood vessels.
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November 1945 in “Archives of dermatology” Transplanted skin on hooded rats often grows white hair instead of black.
Retinoic acid can change skin development, like turning scales into feathers or forming glands.
June 2026 in “Frontiers in Cell and Developmental Biology” Dermal papilla cells are key to fine wool growth in sheep.
February 2024 in “Animals” Giving selenium yeast to pregnant goats leads to better hair growth and cashmere quality in their babies.
Fgf20 helps form hair follicle structures by stopping cell division and increasing cell movement.
January 2012 in “International Journal of Trichology” Two siblings have a rare genetic condition causing curly, coarse hair.
March 2019 in “eCommons (Cornell University)” The pony's skin condition improved significantly with prednisolone treatment.
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January 2017 in “Journal of Clinical and Diagnostic Research” Most pregnant women experience skin changes, mainly increased pigmentation, and some develop pregnancy-related skin conditions and infections.
October 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” Early regulatory T cells are crucial for normal skin pigmentation.
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November 1967 in “American Journal of Anatomy” Hairless mice have longer hair follicles and abnormal structures during the catagen phase.
January 2026 in “BMC Veterinary Research” A genetic variant in "Blonde d'Aquitaine" calves causes death at birth due to a missing protein.
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September 1990 in “International Journal of Gynecology & Obstetrics” The skin condition PUPP usually gets better on its own after giving birth and is unlikely to happen again in future pregnancies.
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February 2023 in “Cosmoderma” An infant with complete hair loss was diagnosed with a genetic disorder affecting hair growth.
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March 2022 in “Journal of biological chemistry/The Journal of biological chemistry” Removing a specific gene in certain skin cells causes hair loss in mice by disrupting hair follicle development.
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April 2008 in “Pigment Cell & Melanoma Research” Foxn1 is essential for hair pigmentation by directing pigment transfer to hair cells.
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July 2023 in “Animals” FGF10 and non-coding RNAs are important for cashmere goat hair follicle development.
October 2014 in “Springer eBooks” Rabbit hair fibers are similar to wool and have a hollow center like feathers.
October 2023 in “Animal production science” Vitamin A deficiency changes cattle hair structure, while pregnancy may improve it, suggesting hair can indicate cattle health.
December 2004 in “PLoS ONE” The Foxn1(-/-) phenotype disrupts hair growth and affects skin stem cells.
The study found that different genes are active in cashmere goats' hair growth stages, which can help improve cashmere production.
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September 1997 in “Developmental Biology” January 2015 in “Chinese Veterinary Science” Recognizing ultrastructures of cashmere goat hair follicles helps identify and locate follicle layers.