Fowl cholera immunization in turkeys. 3. Significance of market quality in the evaluation of fowl cholera vaccines.

Tissue irritation induced in turkeys by fowl cholera bacterins.

Inflammation is frequent at the site of injection in turkeys vaccinated with various commercial fowl cholera bacterins. Seven commercial and three laboratory bacterins were compared in 12week-old turkeys as to extent and severity of irritation with 3 routes of injection: subcutaneous, intradermal, and intramuscular. Commercial fowl cholera bacterins, particularly those with paraffin oil as the ...

The efficacy of the autogenous fowl cholera killed aluminum hydroxide vaccine in ducks in Iran

A case report of fowl cholera disease in north of Iran

Experimintal Study of Peracute Fowl Cholera due to Pasteurella multocida Vaccinal Strain (serotype A1) in Chickens

In order to show the type and severity of gross and histopathologic lesions induce by vaccinal strain (serotype A1) of Pateurella mulocida, ten four-week-old SPF chickens were inoculated intramuscularly with 75 cfu of ( 0.5 ml of 10-7 dilution) bacterium. All birds died in less than 16 hours. No prominent gross lesions were observed in different organs. In microscopic examination, the most comm...

Evaluation of a Trivalent Pasteurella multocida Vaccine Consisted of Serotypes 1, 3 and 4.

An inactivated trivalent fowl cholera vaccine consisted of serotypes 1, 3 and 4 Pasteurella multocida strains was prepared. The vaccine provided 70-100% protection against challenge with homologous starins. ELISA assay showed a considerable increase in antibody titer after towice vaccination of 8 weeks chickens. It was found that the trivalent vaccine can induce immunogenic response in vaccinat...