unveiling the intricate microcosm of human skin a detailed look at epidermal cellular topography and texture

epidermis cellular topography microscopic texture human skin stratum corneum basal layer intercellular junctions health care dermatology body medical science research structure function barrier cell biology histology dermatological aging regeneration level diseases conditions healthy dermis melanocytes keratinocytes fibroblasts collagen elastin hydration protection complex biological processes integrity treatment