22 citations
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December 2016 in “PloS one” A specific protein in chicken embryos links early skin layers to feather development.
September 2024 in “Journal of the American Academy of Dermatology” 
122 citations
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June 2002 in “Genes & Development” Keratin 17 is crucial for early hair strength and cell survival.
March 2010 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Beard hair medulla cells have a unique and varied keratin pattern.
60 citations
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March 2009 in “Dermato-Endocrinology” The exact molecular mechanisms of sebaceous gland function are still unclear.
3 citations
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December 2018 in “Routledge eBooks” Hair is made of strong keratin fibers that protect against the environment.
5 citations
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January 2021 in “Frontiers in cell and developmental biology” Skin cysts might help advance stem cell treatments to repair skin.
July 2023 in “Research Square (Research Square)” Skin's uneven surface and hair follicles affect its stress and strain but don't change its overall strength, and help prevent the skin from peeling apart.
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.
207 citations
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March 2012 in “Development” Skin needs dermal β-catenin activity for hair growth and skin cell multiplication.