Marked elevation in plasma trimethylamine N oxide (TMAO) in patients with mitochondrial disorders treated with oral l carnitine ScienceDirect Revisiting the Role of Carnitine in Heart Disease Through the Lens of the Gut Microbiota Inflammatory Bowel Disease and Cardiovascular Disease: An Integrative Review With a Focus on the Gut Microbiome Cureus Characterization of TMAO productivity from carnitine challenge facilitates personalized nutrition and microbiome signatures discovery Microbiome Springer Nature Link Oxidation of trimethylamine to trimethylamine N oxide facilitates high hydrostatic pressure tolerance in a generalist bacterial lineage Science Advances