PerspectiveDevelopmental Biology

The mechanics of positioning skin follicles

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Science  25 Aug 2017:
Vol. 357, Issue 6353, pp. 750-751
DOI: 10.1126/science.aao2587

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Summary

The hair that covers our body is placed in an ordered manner. What determines where exactly a hair grows from our skin? On page 811 of this issue, Shyer and colleagues (1) reveal the mechanism by which skin follicles, the specific structures that produce hairs in mammals and feathers in birds, obtain a regular pattern in their distribution across the skin.