➣ Primary tumor expansion rate ↓ (315, 398, 399) Mature T cells (399) T cells (398) Host A2BR (399) Host CXCR3 (399) Retained in A2AR−/− mice (399) Retained in mice depleted of MDSCs but lost upon adoptive transfer of MDSCs (398) ➣ Metastasis formation ↓ (292, 359, 368) Tumor CD73 (292) Retained in RAG−/−cγ−/− mice lacking T cells, B cells and NK cells (292) Retained in mice depleted of T cells, NK cells D11c+ DCs or macrophages (359) ➣ Survival↑ (359) Tumor A2BR (359) Retained in mice depleted of T cells or NK cells (359)