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October 1998 in “The Journal of Cell Biology” Keratin 17 is important for skin development and may help define skin cell types.
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February 2010 in “Materials” Keratin from hair and wool is used in medical materials for healing and drug delivery.
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November 2022 in “Journal of biomedical materials research. Part B, Applied biomaterials” Human hair proteins, especially keratins, can protect cells from oxidative stress in lab settings.
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January 2008 in “China Journal of Bioinformatics” Goat skin has more keratin genes, while the mammary gland has more immunity-related genes.