TGFB1 and neoplasm: Monocytes, either directly or through differentiation into dendritic cells or tumor‐associated macrophages (TAMs), contribute to tumor growth by enhancing VEGF production, releasing IL‐6 and IL‐1, and suppressing cytotoxic T cell responses via IL‐10 and transforming growth factor‐beta (TGF‐β) [25].