524 Tim-4+ resident macrophages impair anti-tumor immunity in the serous body cavities By sequestering viable and cytotoxic CD8+ T cells expressing high levels of phosphatidylserin... by Michael Green, Dmitriy Zamarin, Katherine Panageas, Taha Merghoub, Weiping Zou, Cailian Liu, Jedd Wolchok, Matthew Hellmann, Joseph Chan, Hongyu Shi, Hira Rizvi, Jessica Waninger, Aditi Gupta, Nicholas Ceglia, Viola Allaj, Giulia Zago, Nisarg Shah, Sai Sharma, Marissa Mattar, Yonina Bykov, Corrin Wohlhieter, Fathema Uddin, Inna Khodos, Angel Qin, Vinod Balachandran, Sohrab Shah, Andrew McPherson, Jason Lewis, Justin Perry, Elisa de Stanchina, Triparna Sen, John Poirier, Charles Rudin