Assembling the anaerobic gamma butyrobetaine to TMA metabolic pathway in Escherichia fergusonii and confirming its role in TMA production from dietary L carnitine in murine models mBio This month we'll be highlighting OTC clinical pearls, starting with loperamide. Follow along for more pearls designed for real world patient care. A study found a two to three fold increase in levels of TMAO in people who ate a high red meat diet. What does it mean for you? Renal function is associated with plasma trimethylamine N oxide, choline, l carnitine and betaine: a pilot study International Urology and Nephrology Springer Nature Link