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Early stage of a hair follicle (600X)

Microimage
Image copyright: Mathias Nordvi, CC BY-NC-ND 4.0. (Tissue stain: H+E).

The surface is covered by epithelial cells. The nucleus can easily be seen inside the cells. Jjust below the surface an epithelial invagination is seen. This invagination is the preliminary stage of a hair follicle. Two blood vessels filled with erythrocytes are also seen.

Published March 16th 2014, updated December 24th 2018.