1. Department of Molecular, Cellular and Developmental Biology, Yale University, New Haven, CT 06511, USA.
2. Center for Medical, Agricultural and Veterinary Entomology, U.S. Department of Agriculture–Agricultural Research Service, Gainesville, FL 32608, USA.
3. Division of Physiological Chemistry II, Department of Medical Biochemistry and Biophysics, Karolinska Institutet, S-17177 Stockholm, Sweden.
4. Department of Cell and Molecular Biology, University of Rhode Island, Kingston, RI 02881, USA.