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By J B McFerran; M S McNulty; Commission of the European Communities. Coordination of Agricultural Research

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Extra info for Acute virus infections of poultry : a seminar in the CEC Agricultural Research Programme, held in Brussels, June 13-14, 1985

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Reported paramyxovirus isolations for these three groups are summarized in Tables 2-4 and will be dealt with separately. 58 TABLE 2 Isolation of avian paramyxoviruses from feral birds. Type of bird Avian order or family paramyxovirus Country reporting isolation sub-type PHV-2 Passeriformes (perching birds) German Democratic Republic Senegal, Indonesia, Kenya, Czechoslovakia, Israel, Japan, India Anatidae* PHV-2 Israel (ducks and geese) PHV-4 USA, Czechoslovakia, Japan Federal Republic of Germany, Great Britain, New Zealand, PHV-6 Canada, FRG, Japan, PHV-8 USA, Japan PHV7** USA, Japan, Great Britain Rallidae PHV-2 Israel (coots) PHV-4 Czechoslovakia, FRG.

Thereafter the suspension was transferred to another sterile Erylenmeyer flask and left for 24 h at room temperature whereupon it was kept at + 4oC. 2 ml of the suspension into the allantoic cavity of each of 30 ten days incubated SPF eggs. Although embryos dying within 24 h were regarded as non-specific, their allantoic fluids were tested for absence of HA activity. i. and those from the surviving embryos were harvested separately and inoculated into another series of 10 days incubated eggs. The allantoic fluids from the latter were tested for absence of HA activity 96 h later.

And Nardelli, L. 1967. Antigenic variation among avian influenza A viruses. Bull. WHO, 37, 553-567. Petek, M. 1981. Current situation in Italy. Pro~ 1st Symp. on Avian Influenza, Beltsville, Maryland, 31-34. Petek, M. N. 1980. Sensitivity to pH4 of different strains of Influenza A. Microbiologica, 3, 471-474. Zanella, A" Poli, G. and Bignami, M. 1981. Avian Influenza: approaches to the control of disease with inactivated vaccines in oil emulsion. Proc. 1st Symp. on Avian Influenza, Beltsville, Maryland, 180-183.

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