STC1 and clear cell renal carcinoma: The expression level of STC1 was significantly higher in the advanced pathological tumour stages of oesophageal squamous cell carcinoma (P = .019),28 LSCC (P = .083),40 gastric cancer (P = .013),29 glioma (P < .001),37 non‐small cell lung cancer (P = .018)34 and clear cell renal cell carcinoma (P = .008).93