Spinal cord cells were isolated for culture from 15-day Sprague-Dawley rat embryos.
从15天龄sd大鼠的胚胎中分离并培养脊髓细胞。
A primary culture of myoblasts may be prepared by excising skeletal muscle tissue from 10 to 30 day old rat embryos.
制备成肌细胞的初级培养物，可以将10-30天的大鼠胚胎骨骼肌组织剪切下来。
The results inllustrated that there was an obvious exposure time-dependent embryotoxic effect of Se on the developing rat embryos in vitro.
结果显示硒对器官形成早期的胚胎具有明显的时间-效应关系。
The occurrence and distribution of the atrial muscle cells containing atriopeptinimmunoreactive granules were studied in rat embryos and newborn rats with immunohistochemistry.
用免疫组织化学方法研究了鼠胚和新生大鼠含心房肽免疫反应颗粒的心房肌细胞的发生和分布。
Results (1)Blood lead level in the pregnant rats and their embryos increased with lead level in drinking water, and blood lead level in rat embryos were equal to the pregnant rats.
结果（1）随着饮水中铅含量的增加，母鼠及胎鼠血铅含量均增加，胎鼠血铅负荷达到母鼠水平；
The researchers injected stem cells from rats into the embryos of mice that had been genetically altered so they could not produce their own organs, creating mice that had rat organs.
研究人员将从小鼠身上抽取的干细胞注射到已经基因突变的老鼠胚胎中。这样就使老鼠本身就不会再生成自身的器官，而是创造出了带有小鼠器官的老鼠。
Objective:To study the effect of reconstructed embryos by cytoplasm injection and electrical fusion in rat-mouse inter-species somatic cell nuclear transplantation.
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。
The researchers injected stem cells from rats into the embryos of mice that had been genetically altered so they could not produce their own organs - and so creating mice that had rat organs.
研究人员通过把老鼠的干细胞注射进小白鼠的胚胎中获得了长有老鼠器官的小白鼠。实验中的小白鼠胚胎曾因基因转变，无法长出自己的器官。
The researchers injected stem cells from rats into the embryos of mice that had been genetically altered so they could not produce their own organs - and so creating mice that had rat organs.
研究人员通过把老鼠的干细胞注射进小白鼠的胚胎中获得了长有老鼠器官的小白鼠。实验中的小白鼠胚胎曾因基因转变，无法长出自己的器官。
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