STK11 and colorectal carcinoma: Luo et al. investigated the mechanism of sodium butyrate (NaB)-induced autophagy in the CRC cell lines HCT-116 and HT-29, and their findings suggested that NaB treatment increased the formation of autolysosome and expression of phosphorylated liver kinase B1 (LKB1), AMP-activated protein kinase (AMPK), and acetyl-CoA carboxylase (ACC).