B M Ahmer

Summary

Affiliation: Oregon Health and Science University
Country: USA

Publications

  1. pmc Salmonella typhimurium encodes an SdiA homolog, a putative quorum sensor of the LuxR family, that regulates genes on the virulence plasmid
    B M Ahmer
    Department of Molecular Microbiology and Immunology, Oregon Health Sciences University, Portland 97201 3098, USA
    J Bacteriol 180:1185-93. 1998
  2. pmc The virulence plasmid of Salmonella typhimurium is self-transmissible
    B M Ahmer
    Department of Molecular Microbiology and Immunology, Oregon Health Sciences University, Portland, Oregon 97201 3098, USA
    J Bacteriol 181:1364-8. 1999
  3. ncbi Salmonella SirA is a global regulator of genes mediating enteropathogenesis
    B M Ahmer
    Department of Molecular Microbiology, Oregon Health Sciences University, Portland 97201 3098, USA
    Mol Microbiol 31:971-82. 1999
  4. pmc Characterization of the exbBD operon of Escherichia coli and the role of ExbB and ExbD in TonB function and stability
    B M Ahmer
    Department of Genetics and Cell Biology, Washington State University, Pullman 99164 4233, USA
    J Bacteriol 177:4742-7. 1995
  5. ncbi Energy transduction between membranes. TonB, a cytoplasmic membrane protein, can be chemically cross-linked in vivo to the outer membrane receptor FepA
    J T Skare
    Department of Microbiology, Washington State University, Pullman 99164
    J Biol Chem 268:16302-8. 1993
  6. pmc SirA orthologs affect both motility and virulence
    R I Goodier
    Department of Microbiology, The Ohio State University, Columbus, Ohio 43210, USA
    J Bacteriol 183:2249-58. 2001
  7. pmc SdiA of Salmonella enterica is a LuxR homolog that detects mixed microbial communities
    B Michael
    Department of Microbiology, The Ohio State University, Columbus, Ohio 43210 1292, USA
    J Bacteriol 183:5733-42. 2001

Collaborators

Detail Information

Publications7

  1. pmc Salmonella typhimurium encodes an SdiA homolog, a putative quorum sensor of the LuxR family, that regulates genes on the virulence plasmid
    B M Ahmer
    Department of Molecular Microbiology and Immunology, Oregon Health Sciences University, Portland 97201 3098, USA
    J Bacteriol 180:1185-93. 1998
    ..The three ORFs have now been named srgA, srgB, and srgC (for sdiA-regulated gene), respectively. The DNA sequence adjacent to the remaining three fusions shared no similarity with previously described genes...
  2. pmc The virulence plasmid of Salmonella typhimurium is self-transmissible
    B M Ahmer
    Department of Molecular Microbiology and Immunology, Oregon Health Sciences University, Portland, Oregon 97201 3098, USA
    J Bacteriol 181:1364-8. 1999
    ..Homologs of the F plasmid conjugation genes are physically located on the virulence plasmid and are required for the conjugative phenotype...
  3. ncbi Salmonella SirA is a global regulator of genes mediating enteropathogenesis
    B M Ahmer
    Department of Molecular Microbiology, Oregon Health Sciences University, Portland 97201 3098, USA
    Mol Microbiol 31:971-82. 1999
    ..typhimurium. Because S. typhimurium causes gastroenteritis in both cattle and humans, we believe that this information may be directly applicable to the human disease...
  4. pmc Characterization of the exbBD operon of Escherichia coli and the role of ExbB and ExbD in TonB function and stability
    B M Ahmer
    Department of Genetics and Cell Biology, Washington State University, Pullman 99164 4233, USA
    J Bacteriol 177:4742-7. 1995
    ..Residual ExbD-PhoA expression in an exbB::Tn10 strain was not iron regulated and may have originated from within the Tn10 element in exbB...
  5. ncbi Energy transduction between membranes. TonB, a cytoplasmic membrane protein, can be chemically cross-linked in vivo to the outer membrane receptor FepA
    J T Skare
    Department of Microbiology, Washington State University, Pullman 99164
    J Biol Chem 268:16302-8. 1993
    ..A tolQ nonsense mutation had no effect on the cross-linking profile observed, confirming that its participation in TonB-dependent phenomena is minor and most likely the result of evolutionary cross-talk...
  6. pmc SirA orthologs affect both motility and virulence
    R I Goodier
    Department of Microbiology, The Ohio State University, Columbus, Ohio 43210, USA
    J Bacteriol 183:2249-58. 2001
    ..The implications for our understanding of virulence gene regulation in the gamma Proteobacteria are discussed...
  7. pmc SdiA of Salmonella enterica is a LuxR homolog that detects mixed microbial communities
    B Michael
    Department of Microbiology, The Ohio State University, Columbus, Ohio 43210 1292, USA
    J Bacteriol 183:5733-42. 2001
    ..SdiA appears to be the first AHL receptor discovered that detects signals emanating exclusively from other species...