While the study is not the first to test a cancer-killing viral therapy, it is the first to thoroughly document the behavior of the virus in patients' biopsy tissue.

虽然这项研究并不是第一次测试抗癌病毒疗法，但这是第一次完整记录此类病毒在患者病变组织中的行为特征。

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Each tissue ribbon is then dropped into a test tube and its RNA purified for gene expression analysis.

然后每一个组织都被放入一个测试试管中，它们的RNA会被进一步提纯用作基因表达的相关研究。

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Sometimes it's an earlier test called CVS, or chorionic villus sampling, which collects a bit of tissue from the placenta.

有时候这是一个CVS早期检查或者叫作绒毛活检，从胎盘处获取绒毛组织。

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The tests were repeated on rats, and again in test tubes using tissue taken by biopsy from patients undergoing unrelated medical procedures.

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The fibroblasts are grown in a test tube and then implanted into tissue near the stomach.

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The grippers were also sent after a tough target to test their strength, bovine bladder tissue.

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