SOD3 and neoplasm: A total of 76% of FITC-lectin+ structures in WT tumors (n = 46) showed more intense DAR-1 staining than in adjacent parenchyma, whereas strong DAR-1 staining was seen in only 50% of SOD3−/− tumor vessels (n = 34; p = 0.016, Pearson’s χ2).