The Evaluation of Probiotic Effect on Prevention of Food Bacterial Poisoning in Dog

The present study was conducted to evaluate the effects of probiotics on the prevention of food poisoning and bacterialdiarrhea in dogs. In order to achieve this, 15 male dogs frompersian sheep dog breed, ages 1 to 2 years and 20 to 25 kg ofweight were selected and after being physically examined were divided randomly in to 3 groups including one control (witness) group and two sub treatment groups which were fed by healthy, poisoned food containing probiotics (9 grams of primalac per 10 kg of food) and poisoned food respectively. In addition to the examination of general symptoms, starting from the 2nd day of the research, the feces of each dog were collected with 12 hour intervals and were examined for the total number aerobicmicrobes. In this study the total number of aerobic microorganisms pereach gram of feces on the 1st day was measured as the following: 73/4 × 105 in the control groups, 77/6 × 105 in the 1st sub treatment group and 80/1 × 105 in the 2nd sub treatment group following the study, the number of aerobic microorganisms of the feces in the 1st sub treatment group decreased gradually and reached 36/1 × 105 bacteria per 1 gram of feces on the 6th day, which showed a significant difference with the first day. The average aerobic microorganisms of the faces in the 2nd subtreatment Increased gradually and reached 172/5 × 105 bacterial per 1 gram of feces on the last day. In this group, there was also a significant difference between the number of bacterial on the first day and other days of the study. Other signs and changesintensified on 5th and 6th days of the study. The result of the study showed that probiotics have an effective role on the decrease of digestive problems in a way that their addition to the diet of the 1st sub treatment group significantly decreased the occurrence of food poisoning in this group.