gem~gem rat~gem rats~knockout rats~knockout rat~Bcrp knockout rats~Bcrp~Bcrp knockout~HsdSage:SD-Abcg2tm1Sage~351~ATP~ATP Binding Cassette Subfamily G Member 2 (Junior Blood Group)~Binding Cassette~ABCP~BCRP~MXR~ATP-Binding Cassette, Sub-Family G (WHITE), Member 2 (Junior Blood Group)~Broad Substrate Specificity ATP-Binding Cassette Transporter ABCG2~Placenta-Specific ATP-Binding Cassette Transporter~Mitoxantrone Resistance-Associated Protein~Breast Cancer Resistance Protein~Urate Exporter~EST157481~CDw338~BCRP1~CD338~Multi Drug Resistance Efflux Transport ATP-Binding Cassette Sub-Family G (WHITE) Member~ATP-Binding Cassette, Sub-Family G (WHITE), Member~ATP-Binding Cassette Sub-Family G Member~ATP-Binding Cassette Transporter G2~Placenta Specific MDR Protein~ABC Transporter~CD338 Antigen~EC 7.6.2.2~UAQTL1~ABC15~GOUT1~MXR-1~ABCG2~BMDP~MXR1~MRX