FCER1G also engaged in many immune responses and played a tumor-promoting role in many kinds of tumors, such as meningioma, Clear cell renal cell carcinoma (ccRCC), childhood leukemia and Acute Myeloid Leukemia(AML) 12, 14, 15, 30. This evidence concerns the gene FCER1G and nonpapillary renal cell carcinoma.