TIM‐4 increases the proportion of CD4+CD25+FOXP3+ regulatory T cells in the pancreatic ductal adenocarcinoma microenvironment by inhibiting IL‐6 secretion. - Wang, Ziyao; Xie, Zerong; Mou, Yu; Geng, Ruiman; Chen, Chen; Ke, Nengwen (Cancer Medicine, 2024)