Professor, international board of Microbiology (WAMS), and Chairman World Academy of Medical Sciences, National council of India.
Chair and Professor, Key Lab of Medical Molecular Virology, Shanghai Medical College, Dean of Shanghai Medical College, Vice Chancellor of Fudan University, Chairman, Virology Branch, Chinese Society for Microbiology, China
Kunming University of Science and Technology, China
Centre of Infectious Animal Diseases, Faculty of Tropical AgriSciences, Czech University of Life Sciences, Prague
Instituto de Biotecnologia, Universidad Nacional Autonoma de Mexico
Samuel H. Smith Distinguished Professor & Carl F. & James J. Chuey Endowed Chair Department of Plant Pathology & Graduate Program in Molecular Plant Sciences, Washington State University, Pullman, WA, USA
Instructor, Department of Developmental & Molecular Biology, Albert Einstein College of Medicine, USA
A group leader in the Laboratory of Virus-Cell Interactions at the Pasteur Institute of Montevideo, Uruguay
Professor, Facultad de Medicina Veterinaria y Zootecnia, Universidad Cooperativa de Colombia.
The Head of the Plant Virus Department and Chief Plant Virologist at the Leibniz Institute-DSMZ, German Collection of Microorganisms and Cell Cultures.