<qa>  What is the effect of bacterial or endotoxin translocation on portal hypertensionThe investigators will address the hypothesis that portal hypertension is mediated in part by bacterial or endotoxin translocation and the production of inflammatory mediators tumor necrosis factor-α TNFα, etc.. The investigators hypothesize that food supplementation with the probiotic product VSL3 in patients with Child Pugh BC cirrhosis will have a beneficial effect on in portal pressure as measured by the HVPG by reducing inflammatory mediators and improving systemic and splanchnic hemodynamics. 