Total formation rate of blastocysts from two-cellstage embryos cultured individually with 0.5% sericin was higher (P 0.01) than that from embryos cultured with 0 (control) or 1.0% sericin (Table 1).
Total formation rate of blastocysts from two-cellstageembryos cultured individually with 0.5% sericinwas higher (P 0.01) than that from embryoscultured with 0 (control) or 1.0% sericin (Table 1).