“…The deterioration of mitochondria or dysfunction of mitochondrial energy metabolism in the brain cells is a primary cause of all neurodegenerative disorders due to generation of reactive oxygen species (ROS) (Cassarino and Bennette, 1999). Carbon tetrachloride (CCl 4 ) is known clear, colorless and nonflammable liquid repeatedly used in scientific research for induce of free radical in different tissues of animals (Alam, 2017;Khan et al, 2011;Ritesh et al, 2015). CCl 4 produced trichloromethyl free radical after the biotransformation through chain reaction process (Adewole, 2012,).…”