The results showed that both the cell-free extract and culture supernate from mouse SRS-82 cell line were leukemogenic.

结果表明 SRS-82 株的无细胞提取液和其培养上清液的离心沉淀物皆具有致白血病活性。

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Methods Cell culture technique in vitro had been used to study the growth condition of MC3T3-E1 osteoblast line on the surface of cementum treated with various methods.

方法应用体外细胞培养技术观察MC3T3 - E1成骨细胞株在不同处理的牙骨质表面的生长状况。

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Conclusion: Under adequate culture conditions, high density and high expression culture of the recombinant cell line could be realized by using bioreactor.

结论：在较为适当的培养条件下，利用生物反应器可使工程细胞的培养达到高密度、高表达。

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One of the recommendations made by the group was for journal editors to ask authors of stem cell research papers to submit data verifying the authenticity of the stem cell line, and an explanation of how they had complied with accepted standards of good cell culture practice.

BBC: NEWS | Science/Nature | Science moves on from dog clone