Figure 1.
Phenotype of CblY371H Transgenic Mice A and B.Embryonic lethality of Cbl transgenic mice. The embryos look normal on day 10 of development but by day 12.5, no homozygous embryos are found. C and D. There is significant leukocytosis when the CblY371H transgene is combined with inactivation of the endogenous gene only in hematopoietic stem cells using the MMTV Cre.