Haemorrhagic Septicaemia Vaccine and Its Inocculation

Topics: Immune system, Fungus, Infectious disease Pages: 2 (583 words) Published: July 23, 2010
Haemorrhagic septicaemia Vaccine and its INOCCULATION

Dr PARAMJEET SINGH Deputy Director Animal Husbandry Punjab Veterinary Vaccine Institute , Ludhiana ( Punjab) , and Dr. Pritpal Singh :Incharge H. S. Lab, Punjab Veterinary Vaccine Institute, Ludhiana.

Haemorrhagic Septicaemia (H.S.) a bacterial disease caused by Pasteurella Multocida is a global problem particularly in South East Asia and is one of the most important disease of bovines in India. The disease is responsible for 46 to 55 percent of total bovine mortality and is rated as number one cattle killer amongst bacterial diseases.

The economic impact of this disease is very much alarming. One study estimated annual loss of 40,000 cattle heads in India. Outbreaks of this disease have been reported from the states of Gujrat, Himachal Pradesh, Karnatka, Manipur, Punjab etc.

Vaccination is generally accepted as the best mean to control this disease. Inspite of lot of thrust on vaccination programmes, the epidemics of H. S. are still being reported from different parts of the country. The role of prophylactic vaccines against H. S. in India has been under continuous investigation for more than 65 years. But the resulting immunity produced by these vaccines is not long lasting. Vaccination breakdowns are quite common.

A study shows that the proper timings of vaccination is very important to induce protective titre amongst animals. H. S. outbreaks generally occurs during rainy season.

The temperate weather of the tropical countries where temperature, humidity and moisture favour the growth of fungal organisms, which in turn produces the mycotoxins in different types of feeds and their ingredients, both in field and during storage. Aflatoxins are the commonest amongst mycotoxins and are secondry metabolites produced by some strains of toxigenic fungi viz. Aspergillus Flavous and Aspergilleis parasiticus. These toxic metabolites produced by moulds naturally in cereals and animal feed...
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