Changes of serum myeloperoxidase and nitric oxide in the early stage of Edwardsiella ictaluri infection in channel catfish, Ictalurus punctatus (Rafinesque)


Correspondence H-Y Yeh, Poultry Microbiological Safety Research Unit, Richard B. Russell Research Center, Agricultural Research Service, United States Department of Agriculture, 950 College Station Road, Athens, GA 30605 (e-mail: