1. Center for Environmental Risk Assessment, International Life Sciences Institute Research Foundation, Washington, District of Columbia.
2. Department of Genetics, Federal University of Pernambuco, Recife, Brazil.
3. Ifakara Health Institute, Environmental Health and Ecological Sciences Thematic Group, Dar es Salaam, Tanzania.
4. Institute for International Crop Improvement, Donald Danforth Plant Science Center, Saint Louis, Missouri.
5. African Biosafety Network of Expertise, NEPAD Agency, Ouagadougou Node, University of Ouagadougou, Burkina Faso.
6. Dalla Lana School of Public Health, University of Toronto, Ontario, Canada.
7. Centre for the AIDS Programme of Research in South Africa, University of KwaZulu-Natal, Durban, South Africa.
8. Foundation for the National Institutes of Health, Bethesda, Maryland.