Simultaneous quantification of trimethylamine oxide and its precursors from gut microbial metabolic pathway Pathobiological Relationship of Excessive Dietary Intake of Choline L Carnitine: A TMAO Precursor Associated Aggravation in Heart Failure in Sarcopenic Patients Intestinal microbiota metabolism of l carnitine, a nutrient in red meat, promotes atherosclerosis Nature Medicine Gut Microbiota and Ischemic Stroke: The Role of Trimethylamine N Oxide TMAO biosynthesis. L carnitine and choline are derived from the diet Download Scientific Diagram Advances in Clinical and Experimental Medicine