HNF1A and hepatocellular carcinoma: Other genes like HNF1, insulin‐like growth factor binding protein 1, Albumin, α‐fetoprotein were downregulated in mouse hepatoma cells on suppression of HNF1B by RNAi, whereas apolipoprotein, α1‐antitrypsin, alcohol dehydrogenase 2 and α‐fibrinogen showed increased expression.55