Table 2.

Summary of the labeling experiments

Number transferredNumber implantedNumber of blue embryos
One cell643813 (34%)
Two cell53340152 (13%)
Four cell41131964 (20%)
  • Embryos injected with pCAG-Cre were used for the analysis. Following the injection, healthy embryos were selected and transferred. Number transferred, number of transferred embryos; Number implanted, the number of decidua found in the uterus of the foster mother; Number of blue embryos, the number of X-gal-positive embryo; the percentage is the number of blue embryos out of total implanted embryos.