Infectious coryza is a respiratory disease of chicken primarily affecting upper respiratory tracts. Six outbreaks of infectious coryza were investigated from Andhra Pradesh. Three of them were in commercial chicken, two from native Aseel chicken and one from emu. Out of total 74 infra orbital sinus swabs tested, 27 (36.4%) gave isolates of Avibacterium paragallinarum. All the 27 isolates obtain...

Laboratorio de Biologı́a Molecular, Facultad de Farmacia y Bioquı́mica – Universidad Nacional Mayor de San Marcos, Lima 1, Perú Instituto Nacional de Tecnologı́a Agropecuaria (INTA), Estación Experimental Agropecuaria (EEA) Balcarce, Departamento de Producción Animal, CC 276, 7620, Balcarce, Buenos Aires, Argentina Laboratorio de Investigación y Desarrollo, División de Producción Animal – Innova A...

Snot adalah salah satu gejala infeksi saluran pernafasan atas pada ayam, yang biasanya ditandai oleh kesulitan bernafas, eksudat dari rongga hidung, pembengkakan sinus infraorbital, ngorok, dan bersin. Meskipun seringkali dihubungkan dengan snot, tidak semua kejadian penyakit snot disebabkan Avibaterium paragallinarum. Penyakit unggas sulit untuk diberantas karena manajemen peternakan kurang ba...

Inactivated vaccines of Avibacterium paragallinarum provide protection and reduce the economic losses caused by infectious coryza. However, inactivated bacterins provide protection only against the Page serovars included in the vaccine. In this study, we investigated the immunological properties of a functional recombinant haemagglutinin protein (rHagA) derived from a Taiwan isolate strain A9 a...