Table 1
Cleavage, blastocyst and hatched blastocyst rates of oocytes from Nelore (N) and crossbred (CB) cows, fertilized
with semen from Nelore (N) or Angus (A) bulls, and maintained at 39 8C or subjected to a heat shock of 41 8C for
12 h at 48 h post-insemination