transgene MGI:3706894 O http://identifiers.org/mgd/MGI:3706894 Tg(Lbx1-cre)3Cbm Tg(Lbx1-cre)3Joe|Lbx1<cre> Transgene Lbx1<cre> Tg(Lbx1-cre)3Joe transgene insertion 3, Carmen Birchmeier