ABCB1 and neoplasm: The β-CD-g-(PNIPAAm-b-POEGA)x/PTX@NPs) were shown to have an improved therapeutic effect attributable to enhanced cellular uptake and partial destruction of MDR1 membrane pumps with PEGylated nanocarriers in an in-vivo HepG2/MDR1 tumor xenograft nude mouse model [152].