CD14 and B-cell non-Hodgkin lymphoma: By contrast, mature CD14+HLA-DR(low)/− monocytes with tested immunosuppressive activity (M-MDSCs) were previously reported in the peripheral blood of 40 patients with aggressive and indolent B-cell NHL [28], therefore allowing to hypothesize the presence of both G-MDSCs and M-MDSCs in such a context, as already observed in solid tumors [4, 29].