Figure 1From: Myocardial fatty acid metabolism probed with hyperpolarized [1-13C]octanoateAcetylcarnitine produced in the rat heart from hyperpolarized [1-13C]octanoate. Overlay of summed 13C MR spectra acquired in vivo, chemical shift referenced to coinfused 13C-urea, with hyperpolarized [1-13C]octanoate and [1-13C]acetate infused, separately or together, converted to [1-13C]acetylcarnitine.Back to article page