Tehran University of Medical Sciences Iranian Journal of Microbiology 2008-3289 4 3 2012 09 15 102 117 EN A Jafari Molecular Biology Unit, Pasteur Institute of Iran, Tehran. M M Aslani Bacteriology Department, Pasteur Institute of Iran, Tehran. S Bouzari Molecular Biology Unit, Pasteur Institute of Iran. 2015 10 16 Diarrheagenic Escherichia coli have developed different strategies for establishment of infection in their host. Understanding these pathogenic mechanisms has led to the development of specific diagnostic tools for identification and categorization of E. coli strains into different pathotypes. This review aims to provide an overview of the various categories of diarrheagenic Escherichia coli and the data obtained in Iran pertaining to these pathotypes. https://ijm.tums.ac.ir/index.php/ijm/article/view/701 https://ijm.tums.ac.ir/index.php/ijm/article/download/701/470