cornified layer


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Related to cornified layer: granular layer

cornified layer

; stratum corneum keratinized epidermal outer layer formed from basal layer cells that have been converted to insoluble keratin (via enzyme action within the stratum granulosum); its outermost or surface area is shed constantly (as skin squames) and is continually replaced by ongoing conversion of basal cells into keratin as they pass up through the epidermis