Objective To explore the role of ethanol in inducing liver cell mitochondria apoptosis by inhibiting proteasome activities in rat models with alcoholic liver disease.Methods Forty healthy male Wistar rats were randomly divided into control group,model group 1,model group 2,model group 3 and model group 4,with 8 rats in each group.The rat models with alcoholic liver disease were established by gavage,and control group received the same volume of normal saline by gavage.The rats in model group 1,model group 2...