O http://identifiers.org/mgd/MGI:3617508 transgene Transgene Tg(Tyr-cre/ERT2)1Lru MGI:3617508 Tg(Tyr-creERT2)1Laru|Tyr::Cre-ERT2 transgene insertion 1, Lionel Larue Tg(Tyr-creERT2)1Laru Tyr::Cre-ERT2