HLA-C and cancer: Furthermore, we also found that DHX37 expression weakly to moderately negatively correlated with 28 types of TILs and MHC expression across all human heterogeneous cancers, except in KIRP (kidney renal papillary cell carcinoma), THCA (thyroid carcinoma), and LGG (brain lower grade glioma) (Figures 5(a) and 5(b)).