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. 2019 Dec 5;13:2421–2426. doi: 10.2147/OPTH.S229335

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© 2019 Sayed et al.

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(A) Photomicrograph of control eyelid showing thin epidermis (arrowhead) and the dermis containing anagen hair follicle with its single shaft (arrow). Scale bar 1µm. (B) An electron micrograph of transverse section of hair follicle from control eyelash at suprabulbar level showing outer root sheath surrounding the follicle from outside (*), the inner root sheath (IRS) with its three layers: Henle's (He), Huxley's (Hu), and cuticle (Ci). The hair shaft consists of cuticle (C), cortex cells (Cx), and medulla cells (M).

Note: Irregular shape trichohyalin granules (arrowhead) and bundles of filaments (arrow). Scale bar 2µm.