For example, glucose transporter class 1 (GLUT1) has been found to be overexpressed in a variety of both solid and hematological malignancies such as large B-cell lymphoma, colorectal carcinomas, hepatocellular carcinoma, head and neck cancer, gastrointestinal stromal tumor (GIST), prostate carcinoma, thyroid carcinoma, renal cell cancer, lung cancer, pancreatic cancer, sarcomas and laryngeal carcinomas [19]. The gene discussed is SLC2A1; the disease is gastrointestinal stromal tumor.