Research

 Analysis of genome structure in enteric bacteria. Study of plasmids and of conjugation in enteric bacteria (Salmonella and Escherichia). Recombinant DNA methods. Genetics and biochemistry of the enteric bacteria. Structure and synthesis of the cell envelope of Gram-negative bacteria, especially the lipopolysaccharide.

Research in Progress

Use of pulsed-field gel electrophoresis in analysis of the genomes of enteric bacteria.

Use of recombinant DNA methods in studying genetics of Salmonella typhimurium .

Maintenance of the Salmonella Genetic Stock Centre

Study of the chromosomes of Salmonella typhimurium ,S. typhi and other species of Salmonella

Analysis of the genetic basis for virulence in Salmonella.