1. Division of Pharmaceutics, College
of Pharmacy, The University of Texas at Austin, Austin, Texas 78712, United States
2. Department of Pathology, The University of Texas Medical Branch, Galveston,
Texas 77555, United States
3. Special Pathogens Program, National
Microbiology Laboratory, Public Health Agency of Canada, Winnipeg, Canada
4. Institute
for Cellular and Molecular
Biology, The University of Texas at Austin, Austin, Texas 78712, United States