Olig1-cre http://identifiers.org/mgd/MGI:2179311 Olig1<tm1Rth> MGI:2179311 Olig1<tm1(cre)Rth> Recombinase|Null/knockout Cre<Olig1> Tg OLIG1<cre> Olig1- Olig1-null;PGKneo targeted mutation 1, David H Rowitch