| prevalence of antibodies to japanese encephalitis and west nile viruses among wild birds in the krishna-godavari delta, andhra pradesh, india. | in the krishna-godavari delta region of the state of andhra pradesh, india, 866 sera obtained from trapped birds of 13 species were tested for neutralizing antibody to japanese encephalitis (je) virus; two species of birds belonging to the family ardeidae, ardeola grayii (pond heron) and bubulcus ibis (cattle egret), contributed 514 of these sera. neutralizing antibody to je virus--i.e. sera giving positive reactions--was detected in 179 sera (34.8%) from these two species; in addition, two sera ... | 1981 | 7303138 |