SQSTM1 and amyotrophic lateral sclerosis: p62 has been identified as a component of inclusion bodies in several human diseases, such as neurodegenerative diseases (e.g., Alzheimer’s disease, Parkinson’s disease, and amyotrophic lateral sclerosis) and in liver diseases (e.g., alcoholic hepatitis, hepatic steatosis, and hepatocellular carcinoma) [38].