Infolded plasma membranes of keratinized cells.
D000328:Adult; D002462:Cell Membrane / Q000166:cytology*; D006801:Humans; D007633:Keratins; D007866:Leg; D008046:Lip; D008297:Male; D008854:Microscopy, Electron; D008875:Middle Aged; D012867:Skin / Q000166:cytology*
D007633:Keratins