38 citations
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July 2004 in “Journal of experimental zoology. Part B, Molecular and developmental evolution” Reptilian scales, feathers, and hairs evolved from changes in skin cell interactions.
13 citations
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December 2018 in “Development, Growth & Differentiation” Sex hormones, especially estradiol, can change chicken feather shapes and colors.
Epimorphin helps shape and develop epithelial cells, like those in hair follicles.
131 citations
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March 2004 in “The American journal of pathology” Modulating BMP activity changes the number, size, shape, and type of ectodermal organs.
January 2020 in “Research Portal Denmark” A short male anogenital distance may indicate incomplete masculinization due to disrupted androgen action.