发育阻断

10.输卵管上皮细胞是克服牛胚胎发育阻断理想的共培养细胞（囊胚发育率为32.4%）；

10.Bovine oviduct epidermic cell was ideal co-culture cell for surmount bovine earlier embryo development block ( blastocyst rate was 32.4 % );

因此，与输卵管上皮细胞共培养，是克服牦牛胚胎8～16细胞期发育阻断的有效方法。

Co-culture using IVC medium with oviducal epithelial cells was the best method to break 8-to 16-cell block of yak 's early embryo .

结果表明，不论葡萄糖或谷氨酰胺存在与否，卵丘细胞与受精卵的共同培养对胚胎克服体外发育阻断无明显效果。

The results showed that the cumulus cells had no significant effect on the development of mouse zygotes whether glucose or glutamine was present .

分离培养牦牛输卵管上皮细胞和卵泡颗粒细胞的目的是克服体外受精中早期胚胎发育阻断，建立有利于牦牛早期胚胎体外发育的共培养体系。

The oviductal epithelial cell system can prolong the time of embryo culturing in vitro and amplify the number of embryo able to reach the blastocyst stage .

通过石蜡切片观察了转基因水稻幼胚的发育情况，结果表明细胞和组织的分化在胚的发育过程中被阻断了。

The rice embryo development was investigated by paraffin section , and the results indicated that cell and tissue differentiation was interfered during embryo development .