K-rasG12D-5 http://identifiers.org/mgd/MGI:2179991 transgene O transgene insertion 12, Harold E Varmus Transgene tre-Kras KE Tg(tetO-Kras2)12Hev TetO-Kras<G12D> K-Ras4bG12D responder TetO-Kras<G12D>|Tet-op-K-Ras<G12D>|TOR|tre-Kras|KE|K-rasG12D-5|K-ras4bG12D|K-Ras4bG12D responder|Tet-op-K-ras|K-Ras4b<G12D> responder K-ras4bG12D Tet-op-K-Ras<G12D> MGI:2179991 K-Ras4b<G12D> responder Tet-op-K-ras TOR