GDF-9-iCre|Tg(Gdf9-cre)5092Coo Tg(Gdf9-cre)5092Coo MGI:3056519 transgene GDF-9-iCre Transgene transgene insertion 5092, Austin J Cooney http://identifiers.org/mgd/MGI:3056519 O Tg(Gdf9-icre)5092Coo