CD8A and skin infection: After the initial massive skin infection with S. epidermidis, a statistically significant increase in the percentage of T cytotoxic lymphocytes (CD8+), macrophages and monocytes (CD68+), dendritic, endothelial and ICAM-1+ cells (CD54+) was observed on day 8 of the experiment compared with the controls administered 0.9% NaCl solution.