Abstract
Two experiments will be conducted in poultry sector, Universidade Estadual Paulista "Júlio de Mesquita Filho", in FMVZ / Botucatu, in order to assess the integrity of the intestinal mucosa by means of optical microscopy, scanning electron and transmission electron as well as evaluating the expression of cell proliferation of enterocytes via the technique of mitotic markers PCNA (prolifera…