Safety and efficacy ofSalmonellagallinarum9R vaccine in young laying chickens
Autor: | In P. Mo, Young J Lee, Min S Kang |
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Rok vydání: | 2005 |
Předmět: |
Serotype
Salmonella Infections Animal Veterinary medicine Attenuated vaccine General Immunology and Microbiology biology Salmonella Vaccines Dose-Response Relationship Immunologic biology.organism_classification Salmonella Gallinarum Vaccination Caecum Dose–response relationship Food Animals Salmonella enterica Statistical significance Animals Female Animal Science and Zoology Chickens Poultry Diseases |
Zdroj: | Avian Pathology. 34:362-366 |
ISSN: | 1465-3338 0307-9457 |
DOI: | 10.1080/03079450500180895 |
Popis: | Salmonella enterica subsp. enterica serovar Gallinarum (S. gallinarum) is the agent of fowl typhoid, and the 9R vaccine is a commercially available, live vaccine for the prevention of fowl typhoid. The aim of this study was to assess the safety and efficacy of the 9R vaccine in young chickens. The mean weights of 5-week-old chickens vaccinated with one and 10 doses at 2 weeks old were 450.3+/-33.83 g and 446.8+/-35.68 g, respectively, which were statistically lower (P |
Databáze: | OpenAIRE |
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