CD80 and endometriosis: Interestingly, in addition to MΦ1 and MΦ2 macrophages, we also identified a mixed MΦ1/MΦ2 subtype that was both CD80 and CD163 positive and present in the PF of both women with and without endometriosis (Fig. 1c, top and Supplementary Fig. 1b, top).