Genetic engineering, or "gene splicing," is probably the hottest and most fascinating subject in modern medicine.
基因工程，或“基因剪接，”也许是最热、最精彩的现代医药课题。
Scientists have been messing around for decades with the DNA of living things; the essence of biotechnology is splicing genetic material from one organism to another.
科学家曾对生命的物质迷惑了许多年；生物技术的本质就把一个有机体的遗传物质粘接到另一个有机体上面。
The researchers discovered this transition in cancer cells when they observed an error in "alternative splicing, " a key element of the genetic copying program inside cells.
科学家们通过在观察选择剪切时发现的一个错误，在癌细胞中发现了这种转变。
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