Etiology:
Salmonella doblin is its etiological agent. Usually it is a disease
of animals which are sent out for grazing. Drinking on infected
water or grazing on infected pasture will cause this disease.
Signs and Symptoms:
There is high rise in temperature above 40 oC. There is
severe diarrhea and dysentery. Abortion may occur within or after 10
days. After entry into body it localizes in liver, spleen, and
lungs. After 6-8 days it will be shifted to placentome and it will
damage the placentome. It will produce endotoxins, every cell will
produce prostaglandin, and there will be irritation in uterus and
abortion.
Diagnosis:
Isolation from all the parts of fetus and placenta.
Control:
Separate the infected animal. Avoid grazing with infected animals.
Vaccination of Salmonella doblin strain 61
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