| Literature DB >> 26827840 |
Martin Mwirigi1, Isabel Nkando2, Racheal Aye3, Reuben Soi4, Horace Ochanda5, Emil Berberov6, Andrew Potter6, Volker Gerdts6, Jose Perez-Casal6, Jan Naessens3, Hezron Wesonga2.
Abstract
The current control method for contagious bovine pleuropneumonia (CBPP) in Africa is vaccination with a live, attenuated strain of Mycoplasma mycoides subsp. mycoides (Mmm). However, this method is not very efficient and often causes serious adverse reactions. Several studies have attempted to induce protection using inactivated mycoplasma, but with widely contradictory results. Therefore, we compared the protective capacity of the live T1/44 vaccine with two inactivated preparations of Mmm strain Afadé, inoculated with an adjuvant. Protection was measured after a challenge with Afadé. The protection levels were 31%, 80.8% and 74.1% for the formalin-inactivated, heat-inactivated and live attenuated preparations, respectively. These findings indicate that low doses of heat-inactivated Mmm can offer protection to a level similar to the current live attenuated (T1/44) vaccine formulation.Entities:
Keywords: Contagious bovine pleuropneumonia; Inactivated vaccine; Mycoplasma mycoides subsp. mycoides
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Year: 2015 PMID: 26827840 DOI: 10.1016/j.vetimm.2015.12.006
Source DB: PubMed Journal: Vet Immunol Immunopathol ISSN: 0165-2427 Impact factor: 2.046