1. Center for Infectious & Inflammatory Diseases Institute and Bioscience and Technology Texas A&M Health Science Center Houston TX USA
2. Department of Infectious Diseases The University of Texas M.D. Anderson Cancer Center Houston TX USA
3. Microbiology and Molecular Genetics Department The University of Texas Health Science Center at Houston Houston TX USA
4. Moyne Institute of Preventive Medicine Department of Microbiology Trinity College Dublin 2 Ireland