PDHB and neoplasm: Jab1 expression is positively correlated with PDHB (R = 0.37, P = 0.019), DLD (R = 0.37, P = 0.02) and SLC31A1 (R = 0.23, P = 0.15) expression while negatively correlates with DLST (R = -0.32, P = 0.047) expression in tumor cell-enriched region (Figure 4A).