Cre<Mck> MCK-cre5 Recombinase Ckm-cre Tg(Ckmm-cre)5Khn MCK-cre http://identifiers.org/mgd/MGI:2182095 Ckmm-cre transgene insertion 5, C Ronald Kahn mckCRE MCKCre<+> Tg(Ckm-cre)5Khn Tg(Ckmm-cre)1Khn Ckmm-NLS-cre MGI:2182095