Animals 1 Body Weight 1 Chromans 1 Dinoprostone 1 Gastric Mucosa 1 Gastric injury Lipid Peroxidation 1 Male 1 Malondialdehyde 1 Oxidative Stress 1 Prostaglandin E2 1 Rats 1 Rats, Sprague-Dawley 1 Sprague Dawley rat 1 Stress, Physiological 1 Tocotrienol 1 Vitamin E 1 Water-immersion restraint stress 1 alpha tocopherol 1 animal 1 article 1 body weight 1 chroman derivative 1 drug derivative 1 drug effect 1 lipid peroxidation 1 male 1 malonaldehyde 1 metabolism 1 oxidative stress 1