Table 2. Full term development of embryos fertilized with NaOH treated inactive spermatozoa activated by mouse PLCζ (mPLCζ) or equine PLCζ (ePLCζ) mRNA injection, or SrCl2 treatment.
Oocyte activation method | Sperm treatment | No. of fertilized embryos | No. (%) of 2-cell embryos at 24 h | No. of transferred embryos | No. (%) of offspring * |
---|---|---|---|---|---|
– | Intact | 184 | 176 (96) | 165 | 76 (46) a |
mPLCζ | NaOH | 217 | 156 (72) | 116 | 43 (37) a |
ePLCζ | NaOH | 204 | 187 (92) | 173 | 41 (24) b |
SrCl2 | NaOH | 145 | 119 (82) | 114 | 46 (40) a |
* a. vs. b; P < 0.05.