The definition of antiseptic is something that is germ free, something that is very clean or something that eliminates germs. 1  An example of something that is antiseptic are doctors tools.  An example of an antiseptic substance is hand sanitizer.
1. Distribution and localisation of Merkel cells. Merkel cells are epidermal cells localised in the basal layer of the epidermis and the epithelial sheath of hair follicles. The vast majority of Merkel cells are intimately associated with a nerve terminal but some are not.
A Sertoli cell (a kind of sustentacular cell) is a nurse cell of the testicles that is part of a seminiferous tubule and helps in the process of spermatogenesis; that is, the production of sperm.unctions [edit]. Because its main function is to nourish the developing sperm cells through the stages of spermatogenesis, the Sertoli cell has also been called the mother or nurse cell. Sertoli cells also act as phagocytes, consuming the residual cytoplasm during spermatogenesis.