Msx1-Cre<ERT2> targeted mutation 2.1, Benoit Robert http://identifiers.org/mgd/MGI:5049923 Msx1<tm2.1(cre/ERT2)Bero> Msx1<CreERT2> Msx1<tm2(cre/ERT2)Bero> Inducible|Recombinase MGI:5049923