CD4 and pancreatic neoplasm: Importantly, TSLP-activated WT CD4+ Th2 cells suppressed P48-Cre LSL-KrasG12D p53f/f pancreatic tumor growth compared with TslprKO CD4+ T cells in Tslptg TslprKO recipient mice (Fig. 8, M and N; and Fig. S5, K and L).