Research Article
Oocyte Source and Hormonal Stimulation for In Vitro Fertilization Using Sexed Spermatozoa in Cattle
Table 1
Embryo production (%) using nonsexed and sexed sperm on slaughterhouse and OPU derived COCs.
| Oocyte source | No. of Replicates | No. oocytes | Cleavage (%) (mean ± SEM) | Blastocyst (%) (mean ± SEM) |
| Nonsexed (SH) | 4 | 106 | 75.8 ± 2.3a | 39.8 ± 2.4a | Sexed (SH) | 4 | 133 | 57.1 ± 7.8b | 25.0 ± 6.1b | Sexed without FSH (OPU) | 4 | 121 | 41.2 ± 6.1b | 12.8 ± 2.3c | Sexed with FSH (OPU) | 4 | 101 | 48.4 ± 8.9b | 25.2 ± 5.0b | value | | | .001 | .001 |
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values were compared within the same column. SH, slaughterhouse; OPU, ovum pickup.
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