Tg(Igh-6-Ctla4/Cd80)1Jbs ScalphaCtla-4 Tg ScalphaCtla-4 MGI:3711770 Tg(Ighm-Ctla4Ig/Cd80)1Jbs O http://identifiers.org/mgd/MGI:3711770 transgene insertion 1, Jeffery Bluestone transgene Tg ScalphaCtla-4|u.7M-4F10scFv-B7.1|Tg(Igh-6-Ctla4/Cd80)1Jbs|ScalphaCtla-4 u.7M-4F10scFv-B7.1 Transgene