That would be a subunit vaccine because I'm purifying a subunit of the virus that could be injected and hopefully induce an immune response.

那将会产生疫苗,因为我提取的是病毒的亚基,可以被注射并且有可能引发免疫应答

耶鲁公开课 - 生物医学工程探索课程节选

Before that, diabetics had been treated with insulin that came from a different source, usually from pigs, so by harvesting and purifying insulin from pig pancreas.

在此之前 糖尿病患者,所用的胰岛素来自于不同的来源,通常是从猪身上提取的,是从猪的胰腺中提取并纯化而成的

耶鲁公开课 - 生物医学工程探索课程节选