英国生化学家Anthony Allison在20世纪50年代观察到非洲人携带单拷贝的基因突变引起的镰状细胞性贫血保护了他们受到疟疾的侵扰。
In the 1950s Anthony Allison, a British biochemist, observed that Africans who carry a single copy of the genetic mutation that causes sickle-cell anaemia are protected against malaria.
这个由哈佛一名生化学家开发的合成肽据称能够像一种有魔力的子弹，能够在细胞水平上运载特定剂量的药物。
The synthetic peptides, developed by a Harvard chemical biologist, have been described as a type of magic bullet that can deliver particularly potent doses of drugs at the cellular level.
他们已经建立了被化学家卡伦布鲁尔称为的分子机器的疗法，力求查出快速生长的癌细胞，并只需要暴露于光下就会使癌细胞致命。
They've built what chemist Karen Brewer calls a "molecular machine" that seeks out fast-replicating cancer cells and becomes lethal only when exposed to light.
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