In other experiments, they discovered that "knocking" out the gene that produces SP in transgenic mice lowered their chances of acquiring the condition.

在其他的实验里，他们发现在转基因白鼠中，剔除那些制造“SP”物质的基因会降低他们得到那种疾病的概率。

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They found that knocking out the gene in fetal mice whose hematopoietic systems had already formed caused hematopoietic stem cells to disappear.

他们发现击昏已经形成造血系统的胚胎小鼠的基因会引起造血干细胞的消失。

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By knocking out a gene essential to the parasite's development, Kappe hopes to create a vaccine against malaria.

FORBES: Chutzpah Science

In this week's issue of the "Proceedings of the National Academy of Sciences, " FitzGerald has published experiments showing that knocking out a gene in mice might decrease the risk of heart attacks while inhibiting pain.

FORBES: Magazine Article