1. From the Department of Cardiovascular Medicine, the First Affiliated Hospital, Xi’an Jiaotong University, Shaanxi, P.R. China (L.S., Z.Y.)
2. Center for Metabolic Disease Research (L.S., X.Y., H.W.), Lewis Katz School of Medicine, Temple University, Philadelphia, PA.
3. Department of Microbiology and Immunology (X.Y., H.W.), Lewis Katz School of Medicine, Temple University, Philadelphia, PA.