ANGPTL4 and renal cell carcinoma: Similarly to previous observations of induced angiopoietins in primary renal cell carcinomas (ANGPT2 8.18-fold induced and ANGPTL4 18–32-fold induced [26], we found both ANGPTL4 induction (2.09 fold, Pcorr < 2e-9), and ANGPT2 induction (2.23-fold Pcorr < .005).