TABLE 1.

Genotypes of offspring derived from intercrosses of Cyr61+/− mice

AgeNo. of litters+/++/−−/−aRb
NP,HD
E9.58143210300
E10.5144758211137
E11.52136538994
E12.5477214625302543
E13.5398911914154044
E14.5134872272034
  • a N, morphologically normal embryos with no apparent phenotype; P,H, moribund embryos showing signs of placental defects and/or hemorrhage but with detectable heartbeat; D, deteriorated embryos with no heartbeat.

  • b R, resorbed embryos with a genotype that could not be determined.