CD70 and renal cell carcinoma: This review summarizes epidemiological data, molecular features of RCC, and the role of the von Hippel Lindau - Hypoxia Inducible Factor (VHL-HIF) signaling pathway in pathogenesis, alongside recent progress in characterizing possible antigen targets for vaccination such as TOP2A, NCF4, FMNL1, DOK3, MUC1, CAIX, CD70, and 5T4.