求翻译：模型大鼠制备成功后24h，治疗组胎盘来源3D球体间充质干细胞（由清华大学深圳研究生院提供）2ml经大鼠腹腔注射于大鼠体内，细胞浓度为1×107\ml,对照组腹腔注射等容量培养液。假手术组不予处理。是什么意思？

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Model the Mouse successfully prepared 24 H, Treatment group placenta source 3D sphere charge between quality stem cells (by Shenzhen Qinghua University Graduate School) 2 ML by the mouse abdominal injection in the mouse, cell density of 1 X 107 \ml, comparison group abdominal injection, and capacity

After the model big mouse prepares successful 24h, the treatment group placenta originates the 3D spheroid mesenchyma stem cell (to provide 2ml by Qinghua University Shenzhen graduate school) to inject Yu Dashu after the big mouse abdominal cavity in vivo, the cell density for 1×107 \ ml, capacity n

After the successful model of rat 24h, treatment of mesenchymal stem cells from placental sources 3D Globe (provided by the Shenzhen Graduate School of Tsinghua University) 2ml approved by the intraperitoneal injection in rats on rat in vivo, cell concentration 1x107\ml, Intraperitoneal injection ca

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