tailieunhanh - Diagnosis of encephalitic listerial outbreak in sheep-immuno-histopathological study

Listeriosis caused by Listeria monocytogenes is an infectious and zoonotic disease affecting wide range of animals including ruminants. An outbreak of listeriosis was investigated in migratory flock of sheep and goat in Punjab. Outbreak of encephalitic listeriosis in sheep was diagnosed by characteristic clinical signs, histopathology and confirmed by Immunohistochemistry (IHC). Microscopically, there were multifocal areas of aggregation of neutrophils forming microabscesses a pathognomic lesion of the disease. Confirmation of the outbreak was done by IHC which showed positive immunoreactivity to anti- listeria polyclonal antibody in brain stem. |

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