CKAP4 and neoplasm: In this study, tumor-bearing mice (n = 12) were intravenously injected with saline (200 μL), Si QD micelles (Si: 4 mg/kg, 200 μL), or Si QD micelles-CKAP4 (Si: 4 mg/kg, 200 μL) and then euthanized 24 h later.