Among the 289 genes (of 20,090 human genes) included, three serine/threonine-protein kinases (RSK1, CAMK2B, and STK32A (YANK)) and four tyrosine-protein kinases (ALK, DAPK2, EPHA4, and NTRK2) show elevated expression in thyroid tumor tissue. This evidence concerns the gene NTRK2 and thyroid tumor.