1. Mississippi State University, Mississippi State, Mississippi 39762, United States
2. Faculty of Agriculture and Environment, University of Sydney, Sydney, New South Wales 2006, Australia
3. Monsanto Company, St. Louis, Missouri 63167, United States
4. 2,4-D Task Force, Carmel, Indiana, United States
5. Food Safety and Inspection Service, U.S. Department of Agriculture, Fort Collins, Colorado 80526, United States
6. School of Chemistry and School of Biological Sciences, Monash University, Clayton, Victoria 3800, Australia
7. Department of Environmental Toxicology, University of California, Davis, California 95616,
United States
8. Center
for Toxicology, School of Environmental Sciences, University of Guelph, Guelph, Ontario, Canada