They started by exposing mice to histamine or the antimalarial drug chloroquine, both of which trigger scratching.

们首先让老鼠接触组胺或抗疟药氯喹，二者都能触发抓挠行为。

After testing positive, he called antimalarial hydroxychloroquine a cure and, just this week, disparaged vaccines with lies.

在检测呈阳性后，称抗疟药羟基氯喹是一种治愈方法，就在，还用谎言贬低疫苗。

Jay Keasling is a synthetic biologist at U.C. Berkeley, who has previously programmed yeast to cheaply produce antimalarial drugs.

伊·基斯林是加州大学伯克利分校的合成生物学，为酵母编程，以廉价生产抗疟疾药物。

And we studied their antimalarial activity.

我们研究了它们的抗疟活性。

Quinine isn't as effective as modern antimalarial medication, and it doesn't cure the disease, but it does help moderate its effects.

奎宁不如现代抗疟药有效，它不能治愈这种疾病， 但它确实有助于减轻其影响。

With our windfall we could try to ensure that everyone in need, throughout the world, received the best available antimalarial drugs (at the moment, the artemisinin-based combination therapy).

有了这笔意外之财，我们就可以努力确保全世界每一个有需要的人都能获得现有的最佳抗疟药物(目前是青蒿素类复方疗法)。

But in 1856, a chemistry student named William Henry Perkin was trying to use aniline to create an antimalarial drug, when he accidentally created mauveine, a bright purple dye.

但在 1856 年，一位名叫威廉·亨利·珀金 (William Henry Perkin) 的化学专业学生在尝试使用苯胺制造抗疟疾药物时， 不小心制造出了紫红色， 一种亮紫色染料。