BCL2 and neoplasm: To prove the tumor-homing capacity of curcumin, we intravenously injected Flamma 675-labeled DPKCu/psiRNA-BCL2 (w/w, 2:1) polyplexes into MDA-MB-231 (left flank) and MCF-7 (right flank) double-xenografted mice (Fig. 8A) and observed them using a NIR optical imaging system.