View of The origin of trimethylamine N oxide (TMAO) and its role in development of atherosclerosis Journal of Food Bioactives Intestinal microbiota metabolism of l carnitine, a nutrient in red meat, promotes atherosclerosis Nature Medicine Simultaneous quantification of trimethylamine oxide and its precursors from gut microbial metabolic pathway TMAO biosynthesis. L carnitine and choline are derived from the diet Download Scientific Diagram