CAV1 and cancer: Furthermore, the levels of HA-Ago2Wt overlapping with CAV1 in A549Ago2-KO/HA-Ago2Wt cancer cells (Fig. 2C, arrowheads) were higher than that of CBM-deleted HA-Ago2∆ in A549Ago2-KO/HA-Ago2∆ cells (Fig. 2C,Dii).