Safety and efficacy ofSalmonellagallinarum9R vaccine in young laying chickens

Autor: In P. Mo, Young J Lee, Min S Kang
Rok vydání: 2005
Předmět:
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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