The results showed that the expressions of miR-1, miR-20a, miR-28, miR-95, miR-146a, miR-335, and miR-625 in the PBMC of pregnant MS patients were downregulated, while the levels of PDL1, PDL2 and IL-10 were increased compared with untreated MS patients. This evidence concerns the gene CD274 and myeloid sarcoma.