The present work deals with the antisecretory and gastroprotective effect of selenomethionine in swiss albino rat system by using 1. 4 hour Pylorus ligation model for antisecretory activity using the following pathophysiological and biochemical parameters in gastric juice and gastric mucosa a) Ulcer index measurement of the glandular portion of the stomach, b) Measurement of volume, pH, free and total acidity, peptic activity, DNA content of the gatsric juice and c) Total protein, carbohydrate estimation in gastric juice and gastric mucosa, 2. ethanol induced gastric ulcer model using a)Ulcer...