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The contagious pleuropneumonia syndrome is easily reproduced in goats, using cultures and lung lesion homogeneizate, given by endobronchial inoculation and by aerosol. The latter route causes hyperacure evolution, with septicaemia, multiple and disseminated lesions and death within three days following the onset of clinical signs. The same strains seem to(More)
It is in the interest of developing countries to have combined vaccines in veterinary medicine, not so much because they reduce production costs, but rather because they increase convenience and efficacy concerning the logistics of prophylactic projects in the field, thus lowering the cost of these projects. Their drawbacks are basically due to the(More)