Determination the Frequency of Yersinia enterocolitica in Traditional Fruit Juices Obtained from Juices Shop in Southern Part of Tehran

Abstract

Background and Aim: Fruit juices are an important part of modern diets that can infect various gastrointestinal tract infections if infected with pathogenic bacteria. The aim of this study was to determine the Frequency of Yersinia enterocolitica in traditional fruit juices shop in southern part of Tehran. Materials and Methods: This was a descriptive cross-sectional study, 100 samples of fruit juice including orange juice, mango, carrot, apple and celery (5 samples from each fruit juice shop) were collected from south of Tehran and examined according to the national standard of Iran number 2946 and 9236 for Escherichia coli, Salmonella, Shigella and Yersinia enterocolitica. Data were analyzed using descriptive statistics and SPSS19 software. Results: The rate of contamination by Yersinia enterocolitica was 2% followed by Escherichia coli 25%, Shigella 14% and Salmonella 1% respectively. The Escherichia coli were isolated from all the tested fruit juice samples, Shigella in carrot and celery, and Yersinia enterocolitica in mango and apple and Salmonella in carrot juice. Conclusion: The results of this study suggest more attention and regular checking should be paid in preparation of juices in order to minimize the rate of contaminations to public health.

Keywords

• juice
• bacterial contamination
• yersinia enterocolitica