MARS1 exhibits stronger immunohistochemistry (IHC) staining signals in malignant biliary structures than in nonmalignant specimens47, and elevated LARS1 levels have been observed in 11 different types of non-small-cell lung cancer (NSCLC) and 12 colon cancer cell lines10,48–50. The gene discussed is LARS1; the disease is malignant colon neoplasm.