Identification of virulence factors in the Gram-negative bacterial pathogens Pasteurella multocida and Burkholderia pseudomallei Analysis of the interaction between cellular autophagy and Burkholderia pseudomallei pathogenesis. Characterisation of the surface components of Pasteurella multocida Identification of vaccine antigens for Pasteurella multocida, Dichelobacter nodosus, Clostridium perfringens and Campylobacter jejuni by high-throughput screening of surface antigens Identification of Porphyromonas gingivalis genes required for iron/haem acquisition and biofilm formationby DNA microarray and directed mutagenesis. Characterization of genes associated with Colistin resistance in Acinetobacter baumannii.