revealed that theExo-miR-7-5p agomir significantly inhibited the intensity of CD45 (red) and CD33(green) fluorescence (Fig. 7E and Additionalfile 1: Fig. S4G), indicating that theExo-miR-7-5p agomir significantly decreased the cancer load of splenic leukemia inthe animals. Here, CD33 is linked to leukemia.