Rather than digital computers and transistors, some want to work with brain cells and proteins.

有些人想研究脑细胞和蛋白质，而不是数字计算机和晶体管。

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Although the cost is currently prohibitive, the technology is widely available to produce meat from the cultured cells of animals rather than the animals themselves.

与直接养殖动物相比，人工培养动物细胞，进而制造肉食的技术已相当普遍，只是其成本仍居高不下。

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It contains the whole, killed pandemic virus, not a vaccine virus with pandemic proteins, and the virus is grown in cells rather than eggs - making it safe for people with egg allergy.

这种疫苗包含整个灭活的流感病毒，而不是带有标志蛋白的疫苗病毒。而且病毒是在细胞而不是鸡蛋中培养——适合对鸡蛋过敏的人使用。

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The error came to light when tissue samples were examined and were found to contain ovarian cells rather than cells from the appendix.

BBC: No warning for surgeon who removed ovary not appendix

Rather than killing cancer cells, these drugs remove the aberrant methylation, reactivating genes which had been silenced.

BBC: RELATED BBC SITES

Mass screening of this sort is not, itself, a new idea in the search for drugs, but extending it so that it can study effects on entire animals rather than just isolated cells should make it even more productive.

ECONOMIST: A better way to find novel antibiotics