ABCB1 and neoplasm: Sigma receptors overexpressed on non-small cell lung cancer, breast tumor and prostate cancer targeted with anisamide decorated nanoparticles reduced tumor growth of C-Myc siRNA, down-regulated MDR1 expression and increased Doxorubicin accumulation in xenograft model of NCI/ADR-RES (OVCAR-8 derived) tumor (Banerjee et al., 2004).