
Keywords: سد; SLT; Smokeless tobacco; ROS; Reactive oxygen species; RNS; Reactive nitrogen species; TBA; Thiobarbituric acid; TCA; Trichloro acetic acid; DCM; Dichloromethane; DEE; Diethyl ether; TBARS; Thiobarbituric acid reacting substance; MDA; malondialdehyde; GSH;