COL2-rtTA-Cre transgene insertion 22, Peter J Roughley Transgene MGI:4418269 Tg(Col2a1-rtTA-tetO-cre)22Pjro transgene Tg(Col2a1-rtTA-tetO-cre)22Pjro|COL2-rtTA-Cre Tg(Col2a1-rtTA,tetO-cre)22Pjro O http://identifiers.org/mgd/MGI:4418269