Screening of lactobacilli bacteria isolated from gastrointestinal tract of broiler chickens for their use as probiotic

R.  Majidzadeh Heravi¹, H. Kermanshahi¹, M. Sankian²*, M. R. Nassiri³, A. Heravi Moussavi¹, L. Roozbeh Nasiraii⁴ and A. R. Varasteh⁵*

¹The excellence center for Animal Science and Department of Animal Science, Faculty of Agriculture, Ferdowsi University of Mashhad, Mashhad, Iran.

²Immuno-Biochemistry lab., Immunology Research Center, Medical School, Mashhad University of Medical Sciences, Mashhad, Iran, Mashad, Iran.

³The research Institute of Biotechnology, Ferdowsi Universiry of Mashhad, Mashhad, Iran.

⁴Department of Food science, Nour branch, Islamic azad university, Nour, Iran.

⁵Immuno-Biochemistry Lab, Allergy Research Center, Medical School, Mashad University of Medical Sciences, Mashhad, Iran.