1) embryo score
胚胎评分
2) Poor morphological embryos
低评分胚胎
3) Embryonic quality score
胚胎质量评分
5) Embryo bisection
胚胎分割
1.
Embryo bisection is a powerful means in the study of cell differentiation, early embryonic development and the totipotency of embryo cell.
胚胎分割是研究细胞分化、早期胚胎发育、胚胎细胞全能性的有力手段。
2.
The effects of different embryo bisection solutions and methods and embryo development stages on in vitro embryos bisection of ovine were researched in this experiment.
主要研究了胚胎分割液、分割方法和胚胎发育时期对绵羊体外生产胚胎的影响。
6) embryo splitting
胚胎分割
1.
The advance of embryo bio-technology in goat and sheep was introduced which includes embryo transfer (ET), embryo cryopreservation, embryo splitting, embryo sex control and In Vitro fertilization (IVF).
阐述了胚胎移植、胚胎冷冻、胚胎分割、胚胎性别控制及体外受精等胚胎生物技术在养羊业的研究进展及应用现状。
2.
The studies were performed on the cryopreservation of mouse morula by vitrification, embryo splitting and embryo transfer (ET) .
本实验对小鼠桑椹胚的玻璃化冷冻保存、胚胎分割及胚胎移植技术进行了系统的研究。
补充资料:累积胚胎评分
累积胚胎评分
根据每个胚胎形态学的分级评分,如Ⅰ级评分4分,Ⅱ级3分,Ⅲ级2分,Ⅳ级为1分乘以分裂球数,并将各个移植胚胎的评分相加,结果为累积胚胎评分;如移入胚胎共3个,每个胚胎含4个分裂球,其中1个形态学为Ⅰ级,无碎片,另2个为Ⅱ级,各含10%碎片,CES为4×4+2(4×3)=40分。胚胎移植后是否能够着床的影响因素很多,主要是子宫内膜发育和移植的胚胎数量和质量,质量包括了分裂的速度及形态学。移植时分裂到4细胞或以上为正常,形态看分裂球是否均匀,透亮无碎片,为最佳。CES代表了上述的总和。如CES≥40,临床妊娠成功率明显<40者。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条