Zobrazeno 1 - 10
of 13
pro vyhledávání: '"S J, Orbell"'
Publikováno v:
Avian pathology : journal of the W.V.P.A. 28(5)
The regime of administering the infectious bronchitis (IB) Ma5 vaccine (Massachusetts serotype) at 1 day old and the heterologous 4/91 vaccine at 2 weeks of age, was shown to be highly effective in protecting the respiratory tract of specified pathog
Protection of chickens against renal damage caused by a nephropathogenic infectious bronchitis virus
Publikováno v:
Avian Pathology. 30:423-426
The ability of the infectious bronchitis (IB) Ma5 and 4/91 live-attenuated vaccines to protect against kidney damage caused by a nephropathogenic strain of IB virus (B1648) was investigated. Protection parameters considered were gross and microscopic
Publikováno v:
Avian Pathology. 30:233-242
Experiments were performed in chickens to ascertain whether application of infectious bronchitis (IB) H120 vaccine had an effect on the replication of an attenuated avian pneumovirus (APV) strain, using as indicators virus detection, humoral antibody
Publikováno v:
Avian Pathology. 28:607-617
An avian pneumovirus (APV) isolated from turkeys showing respiratory disease in Colorado, USA, shared some characteristics with earlier subgroup A and B APV strains. This virus, designated the Colorado isolate (Colorado), when used after either seven
Autor:
M. B. Huggins, W. Baxendale, Jane K. A. Cook, M. A. Woods, Elena Catelli, J. Chesher, S. J. Orbell
Publikováno v:
Avian Pathology. 27:632-640
A subgroup B isolate of turkey rhinotracheitis virus (TRTV) or avian pneumovirus (APV), obtained from a flock of commercial breeding chickens experiencing poor egg production, mortality and swollen head syndrome, was shown to cause substantial respir
Publikováno v:
Avian Pathology. 25:231-243
Summary The experimental inoculation of 38‐week‐old turkey hens with a pool of field isolates of turkey rhinotracheitis virus (TRTV) induced a marked respiratory infection and a substantial drop in egg production. Administration of a live‐atten
Publikováno v:
Avian Pathology. 22:751-770
Avian nephritis virus (ANV) strain G-4260 was inoculated orally in to 1-day-old and 3-week-old chickens and the sequential antibody response to the virus was monitored by serum neutralization, ELISA and immunofluorescence tests. The order of sensitiv
Publikováno v:
Avian pathology : journal of the W.V.P.A. 30(5)
The F protein of the Colorado isolate of avian pneumovirus (APV), expressed from a DNA plasmid, was recognized by antiserum to both A and B subgroup APVs. After two intramuscular injections of turkeys with this plasmid, a homologous antibody response
Autor:
S. J. Orbell, F. Orthel, M. B. Huggins, Jane K. A. Cook, M. A. Woods, W. Baxendale, J. Chesher
Publikováno v:
Avian pathology : journal of the W.V.P.A. 29(6)
Administration of a virulent strain of avian pneumovirus (APV) to specific pathogen free laying hens by the oculonasal route failed to induce a drop in egg production or any adverse effects on eggshell quality. However, intravenous (i.v.) inoculation
Publikováno v:
Veterinary Record. 138:178-180
On the basis of virus isolation and the demonstration of specific neutralising antibody in sera, infectious bronchitis virus (IBV) 4/91 (commonly called 793B) has been shown to be present in broiler, breeder and layer flocks of chickens in many parts