Impact of Probiotics on the Intestinal Microbiota

The purpose of this study is to assess the impact of probiotic administration (Saccharomyces boulardii) on patients undergoing colorectal resections comparing to the routine protocol by assessing: (1)intestinal microbiota modulation using RT-PCR to measure cytokine in the mucosa; (2) assess postoperative complications, mainly infectious and mortality, as well as length of hospital stay