MUTATION: A precisely defined DeltaapxIICDeltaapxIVA double-deletion mutant of A. pleuropneumoniae is attenuated in pigs (Liu et al., 2007).
References
Liu et al., 2007: Liu J, Chen X, Lin L, Tan C, Chen Y, Guo Y, Jin M, Guo A, Bei W, Chen H. Potential use an Actinobacillus pleuropneumoniae double mutant strain DeltaapxIICDeltaapxIVA as live vaccine that allows serological differentiation between vaccinated and infected animals. Vaccine. 2007; 25(44); 7696-7705. [PubMed: 17767980].
