“…E. coli, despite being part of the normal flora of the gastrointestinal tract, has multidrug resistant strains that have caused infections in other locations, such as the urinary tract, lungs, heart valve, and blood stream (Wright and Perinpanayagam, 1987;Caso et al, 2008). This microorganism has been responsible for serious nosocomial and community outbreaks in different parts of the world and is considered the sixth most dangerous pathogen to human health (Pacheco et al, 2013).…”