1. Laboratorio de Patobiología Acuática, Dirección General de Investigaciones en Acuicultura, Instituto del Mar del Peru (IMARPE), Esquina Gamarra y General Valle s/n. Casilla Postal 22, Callao, Peru
2. Department of Microbiology and Molecular Genetics, Michigan State University, 354 Farm Lane, 324 North Kedzie Hall East Lansing, Michigan 48824, USA
3. Biomedical Laboratory Diagnostics, Michigan State University, 354 Farm Lane, 324 North Kedzie Hall, East Lansing, Michigan 4882, USA