Paul G, Monreal G
Institut für Geflügelkrankheiten, Freien Universität Berlin.
Dtsch Tierarztl Wochenschr. 1991 Apr;98(4):137-8.
Sera from chicken flocks of different regions in Germany were examined for antibodies to avian nephritis virus (ANV) by indirect immunofluorescence. There was no evidence of a wide distribution of ANV, at least in chicken parent flocks, in contrast to results from investigations in England, Northern-Ireland and Japan.