Exosomal circPOLQ promotes macrophage M2 polarization via activating IL-10/STAT3 axis in a colorectal cancer model ================================================================================================================== * Zhenqiang Sun * Yanxin Xu * Bo Shao * Pengyuan Dang * Shengyun Hu * Haifeng Sun * Chen Chen * Chaoguan Wang * Jinbo Liu * Yang Liu * Junhong Hu