IL13 and neoplasm: In addition, ILC2-expressed chemokines and cytokines, particularly CXCL2 and IL-13, have been implicated in the recruitment of immunosuppressive cells such as neutrophils or myeloid-derived suppressor cells (MDSC) into the tumor microenvironment, as observed in hepatocellular carcinoma, breast cancer, and colorectal cancer (27–29).