Check out Dorothy Kieffer's new paper on resistant starch amelioration of chronic kidney disease and effects on the gut microbiota and metabolome just published in The AMJ Renal Physiology (http://www.ncbi.nlm.nih.gov/pubmed/26841824). UPDATE (April 2016) This paper was selected by the American Physiological Society to be recognized as among the best recently published articles in physiological research!