Figure 7From: Small-sized polymeric micelles incorporating docetaxel suppress distant metastases in the clinically-relevant 4T1 mouse breast cancer model Representative histopathological images of lungs from SPM-treated mice. 1, 2, 3, 4, 5 and 6 indicate individual mice (n = 6) bearing 4Tl primary tumors with a diameter of 1–2 mm. (Scale bar: 200 μm).Back to article page