Resource,Source,Identifier pBABE,Addgene,RRID:Addgene_21836 pBS-CMV-gagpol,Addgene,RRID:Addgene_35614 pCMV-VSV-G,Addgene,RRID:Addgene_8454 psPAX2,Addgene,RRID:Addgene_12260 pMD2.G,Addgene,RRID:Addgene_12259