Giraldez's lab, in conjunction with researchers at Cold Spring Harbor, upended that dogma when they discovered important micro-RNA activity could take place without Dicer.

吉拉尔德茨的实验室，和冷泉港的研究人员一起，彻底颠覆了这种说法，他们发现没有Dicer，照样会出现重要的微rna活动。