Adaptive differences of the surface organization of horny cells.
The existence of a peculiar structural pattern of complementary villi and pores was observed on the squamous surfaces of palms and soles. These features, which might be considered as acquired and adaptive cell surface modifications, proved to be more conspicuous during a period of rat and human postnatal development.
D000818:Animals; D000078404:Epidermal Cells; D004817:Epidermis / Q000648:ultrastructure; D005528:Foot; D006225:Hand; D006801:Humans; D008938:Mitosis; D051381:Rats