Veterinary vaccines of new generation

Abstract

Veterinary vaccine must not be harmless and highy efficient but they have to take into account of the severe economical constraints imposed by breeders upstream of network for meat, milk and eggs. Control of viral and bacterial diseases such foot and mouth disease, swine fever and brucellosis, was got with conventional vaccines the most of which are still widely used in the world. New technologies resulting of cell fusion and genetic recombination offer ability to eliminate some disadvantages of conventional vaccines. Possibility to differentiate vaccinated animals from infected will be the major advantage of new generations vaccines.