Their experiments involved inducing severe allergic reactions in rabbit and guinea pig lungs, and then studying both the chemicals produced during the allergic reaction and the effects of aspirin on those compounds.

他们的实验包括在兔子和豚鼠肺中诱导严重的过敏反应，然后研究过敏反应中产生的化学物质以及阿司匹林对这些化合物的影响。