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1·The biological characteristics of L929 cell line were investigated.

对L929细胞株的生物学特征进行了初步研究。

2·Objective To study the biological characteristics of the Salmonella agone .

目的研究阿贡纳沙门菌的生物学特性。

3·The cell cycle of transferred CBMNC conserved normal biological characteristics.

转染后的脐血细胞周期生物学特性无异常。

4·To establish drug resistant cell line and observe its biological characteristics.

目的建立耐药细胞株，观察其生物学特性。

5·The principal biological characteristics and the effective accumulated temperature were studied.

本文研究了该螨的主要生物学特性和有效积温。

6·Objective To get insight of molecular biological characteristics of acute leukemia in the elderly.

目的为进一步了解老年人急性白血病的分子生物学特征。

7·Objective To study the biological characteristics of cultured human dental pulp stem cells in vitro.

目的研究体外培养的人牙髓干细胞的生物学特性。

8·Overgrowth and dysplasia are the most important biological characteristics of malignant tumor cells.

无限增殖、失去正常分化是恶性肿瘤细胞重要的生物学特征。

9·Conclusion Cell wall-deficient mutation can cause bacteria to lose partial biological characteristics.

结论细胞壁缺陷可导致细菌丧失部分代谢特性。

10·Objective To study the biological characteristics of rabbit bone marrow mesenchymal stem cells in vitro.

目的：分离培养兔骨髓基质干细胞并探讨其体外生物学特性。