Antibacterial Activity of Probiotic Yoghurt and Soy-Yoghurt against Escherichia coli and Staphylococcus aureus

Abd El-Gawad IA^1*, El-Sayed EM¹, El- Zeini HM¹, Hafez SA² and Saleh FA²

¹Dairy Science and Technology Department, Faculty of Agriculture, Cairo University, Giza, Egypt, E-mail: ibrahim_gawad@hotmail.com

²Special Food & Nutrition Department, Food Technology Research Institute, Agriculture Research Center, Giza, Egypt, E-mail: ibrahim_gawad@hotmail.com

^*Corresponding Author: Abd El-Gawad IA, Dairy Science and Technology Department, Faculty of Agriculture, Cairo University, Giza, Egypt