n. blast
misc. germinal vesicle
目的：探讨胞质内直接注核法和电融合法对大鼠-小鼠种间体细胞核移植重组胚发育的影响。
Objective:To study the effect of reconstructed embryos by cytoplasm injection and electrical fusion in rat-mouse inter-species somatic cell nuclear transplantation.
供体核和受体胞质是影响核移植重构胚重编程的主要因素。
The donor cell and recipient cytoplasm are main factors in the nuclear transfer reprogramming.
选用陕北黑山羊的4 - 32细胞胚和萨能奶山羊的次级卯母细胞分别作核供体和胞质供体。
The secondary oocytes from Saanen dairy goats and 4-32 cell embryos from Shaanbei black goats were used as cytoplast donors and karyoplast donors respectively.
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