Similarly to the abovementioned malignancies, in other studies in which uncommon types of cancers were analysed–namely GIST [51], osteosarcoma [30], adrenocortical carcinoma [50] and synovial sarcoma [49]–MCT1 expression was significantly associated with a worse prognosis. The gene discussed is SLC16A1; the disease is gastrointestinal stromal tumor.