1. Department of Molecular Virology and Microbiology, Baylor College of Medicine, Houston, Texas, USA
2. Department of Human Genetics, Baylor College of Medicine, Houston, Texas, USA
3. Department of Biochemistry, Emory Comprehensive Glycomics Core, Emory University School of Medicine, Atlanta, Georgia, USA
4. Michael E. Debakey Veterans Affairs Medical Center, Houston, Texas, USA
5. Department of Medicine, Baylor College of Medicine, Houston, Texas, USA
6. Department of Microbiology and Molecular Genetics, McGovern Medical School, University of Texas Health Science Center at Houston, Houston, Texas, USA