SLC2A1 and neoplasm: Numerous studies have shown that GLUT-1 overexpression in tumours from different sites can suggest a worse prognosis, such as in colorectal cancer [9], lung cancer [10], mesothelioma [11], head and neck carcinoma [12], ovarian cancer [13], urothelial carcinoma [14], prostate cancer [15], esophagogastric cancer [16, 17] and sarcomas [18].