CD8A and infection: Consistent with these results, we found no difference in the amount of total CD8+ T cells recovered from the intestine 9 and 30 days post infection (Fig. 5b and Supplementary Fig. 5A), nor in the numbers of T cells specific for an antigen encoded by both WT Lm and LmOVA (the fMIGWII peptide, which is presented on the non classical MHC-Ib molecule H2-M3) (Fig. 5c)34,35.