MAT1A and hepatocellular carcinoma: Regarding liver cancer, Embade et al. [187], reported significantly higher HuR protein levels in the mouse liver progenitor 29 (MLP29) cell line and in the S-adenosylmethionine-deficient (SAMe-D) cell line, isolated from the methionine adenosyltransferase (MAT)1A knockout (MAT1A-KO) mouse model of HCC, compared with primary mouse hepatocytes.