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. 2021 Mar 2;15:628711. doi: 10.3389/fnana.2021.628711

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Copyright © 2021 Wai, Roberts, Michaud, Bent and Clark.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Regions of the plantar and sagittal intact hind paw. (A) Photograph of the plantar surface of an intact mouse hind paw showing digits I–V and footpads 1–6. (B) Light microscopy image of a whole hind paw in the sagittal plane stained with hematoxylin and eosin. (C) Schematic showing the regions of the sagittal view of the hind paw; D, heel hair follicles; E, glabrous plantar metatarsal skin; F, glabrous footpad skin; G, ridged glabrous plantar skin/plantar hair follicles; H, glabrous plantar digit skin; and I, digit hair follicles.