1. Departments of Radiology and Cardiology, Massachusetts General Hospital, Boston, MA 02114 U.S.A.;2. Department of Muscle Research, Boston Biomedical Research Institute, 20 Staniford St, Boston, MA 02114 U.S.A.
Abstract:
During rabbit fast-to-slow twitch muscle transformation, in response to electrical stimulation, the compound glycerophosphocholine can be detected in these muscles by 31P-NMR. This compound is not detectable in contralateral control muscles but is present in slow twitch soleus.