Fig. 1. Effect of sericin on the proportions of fragmented nucleic
DNA in blastocysts from embryos exposed to 100 M H2O2 during
culture. Each bar represents the mean SEM. The numbers of
blastocysts used for the estimation of fragmented nucleic DNA are
shown in each treatment group under the bar.
a,bAdjacent bars without a common superscript differed (P 0.01).