Abstract
This study proposes to evaluate the effect of glucocorticoid dexamethasone on the chronic inflammatory response of tilapia (Oerochromis niloticus), vaccinated and challenged with Aeromonas hydrophila. This will be used 96 young tilapia, weighing about 150g each, packed in 12 tanks, 100 L capacity, supplied with water devoid of chlorine, creating four treatments: T1 = vaccinated and treat…