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David O'Callaghan

David O'Callaghan

D-Index & Metrics

Biology and Biochemistry

D-Index
46
Citations
8030
World Ranking
18934
National Ranking
885

Overview

David O'Callaghan is affiliated with the University of Montpellier in France and has contributed to research primarily in the fields of Medicine and Veterinary sciences. Their research activities cover a range of subfields including Small Animals, Epidemiology, Food Science, Ecology, and Endocrinology.

Their work engages with several key scientific topics such as Brucella diagnosis, epidemiology, and treatment, Burkholderia infections and melioidosis, Salmonella and Campylobacter epidemiology, bacteriophages and microbial interactions, Escherichia coli research studies, animal diversity and health studies, and infections and bacterial resistance.

Recent publications authored or coauthored by David O'Callaghan reflect a focus on infectious diseases, especially those related to Brucellosis. Notable papers include:

  • Human brucellosis: recent advances and future challenges, 2020, Infectious Diseases of Poverty
  • Brucellosis in China: history, progress and challenge, 2020, Infectious Diseases of Poverty
  • If You're Not Confused, You're Not Paying Attention: Ochrobactrum Is Not Brucella, 2023, Journal of Clinical Microbiology
  • First Case of Brucellosis Caused by an Amphibian-type Brucella, 2020, Clinical Infectious Diseases
  • Methylnaltrexone for the treatment of opioid-induced constipation and gastrointestinal stasis in intensive care patients. Results from the MOTION trial, 2020, Intensive Care Medicine

Frequent coauthors collaborating with David O'Callaghan include Anne Keriel, Jeffrey T. Foster, Charles H. D. Williamson, Carine Rodrigues Pereira, and Andrey Pereira Lage.

Their work has been published in several scientific journals, with frequent contributions to:

  • Infectious Diseases of Poverty
  • Journal of Clinical Microbiology
  • PLoS Neglected Tropical Diseases
  • Clinical Infectious Diseases
  • Intensive Care Medicine

Best Publications

  • The genome sequence of the facultative intracellular pathogen Brucella melitensis

    Vito G. Delvecchio;Vinayak Kapatral;Rajendra J. Redkar;Guy Patra

  • A homologue of the Agrobacterium tumefaciens VirB and Bordetella pertussis Ptl type IV secretion systems is essential for intracellular survival of Brucella suis.

    David O'Callaghan;Chantal Cazevieille;Annick Allardet-Servent;Maria Laura Boschiroli

  • Brucellosis: a worldwide zoonosis.

    Maria-Laura Boschiroli;Vincent Foulongne;David O'Callaghan

  • The Brucella suis virB operon is induced intracellularly in macrophages

    Maria Laura Boschiroli;Safia Ouahrani-Bettache;Vincent Foulongne;Sylvie Michaux-Charachon

  • Characterization of aromatic- and purine-dependent Salmonella typhimurium: attention, persistence, and ability to induce protective immunity in BALB/c mice.

    D. O'callaghan;D. Maskell;F. Y. Liew;C. S. F. Easmon

  • Identification of Brucella suis genes affecting intracellular survival in an in vitro human macrophage infection model by signature-tagged transposon mutagenesis.

    Vincent Foulongne;Giséle Bourg;Chantal Cazevieille;Sylvie Michaux-Charachon

  • The evolution of chronic infection strategies in the α-proteobacteria

    Jacques Batut;Siv G. E. Andersson;David O'Callaghan

  • Salmonella typhimuriumaroA mutants as carriers of the Escherichia coli heat-labile enterotoxin B subunit to the murine secretory and systemic immune systems

    Duncan J. Maskell;Kathy J. Sweeney;David O'Callaghan;Carlos E. Hormaeche

  • Genome structure and phylogeny in the genus Brucella.

    S Michaux-Charachon;G Bourg;E Jumas-Bilak;P Guigue-Talet

  • Brucellosis in Turkey — an overview

    Zeki Yumuk;David O’Callaghan;David O’Callaghan

  • High efficiency transformation of Salmonella typhimurium and Salmonella typhi by electroporation.

    David O'Callaghan;Alain Charbit

  • Differences in chromosome number and genome rearrangements in the genus Brucella

    Estelle Jumas‐Bilak;Sylvie Michaux‐Charachon;Gisèle Bourg;David O'Callaghan

  • Type IV secretion and Brucella virulence.

    Maria Laura Boschiroli;Safia Ouahrani-Bettache;Vincent Foulongne;Sylvie Michaux-Charachon

  • Construction and Characterization of Vaccine Strains of Salmonella Harboring Mutations in Two Different aro Genes

    Gordon Dougan;Steven Chatfield;Derek Pickard;Jon Bester

  • Reactive oxygen species and p38 mitogen-activated protein kinase mediate tumor necrosis factor α-converting enzyme (TACE/ADAM-17) activation in primary human monocytes.

    Alasdair J. Scott;Kieran P. O'Dea;David O'Callaghan;Lynn Williams

  • Comparative Phylogenomics and Evolution of the Brucellae Reveal a Path to Virulence

    Alice R. Wattam;Jeffrey T. Foster;Shrinivasrao P. Mane;Stephen M. Beckstrom-Sternberg;Stephen M. Beckstrom-Sternberg

  • Burkholderia cenocepacia Creates an Intramacrophage Replication Niche in Zebrafish Embryos, Followed by Bacterial Dissemination and Establishment of Systemic Infection

    Annette C. Vergunst;Annette C. Vergunst;Annemarie H. Meijer;Stephen A. Renshaw;David O'Callaghan;David O'Callaghan

  • Identification of a quorum-sensing signal molecule in the facultative intracellular pathogen Brucella melitensis.

    Bernard Taminiau;Mavis Daykin;Simon Swift;Maria-Laura Boschiroli

  • Virulence potential and genomic mapping of the worldwide clone Escherichia coli ST131.

    Jean-Philippe Lavigne;Annette C. Vergunst;Annette C. Vergunst;Lucie Goret;Lucie Goret;Albert Sotto;Albert Sotto

  • Anti-viral immunity induced by recombinant nucleoprotein of influenza A virus. III. Delivery of recombinant nucleoprotein to the immune system using attenuated Salmonella typhimurium as a live carrier.

    J P Tite;X M Gao;C M Hughes-Jenkins;M Lipscombe

Frequent Co-Authors

Jean-Philippe Lavigne
Jean-Philippe Lavigne University of Montpellier
Maurice Hofnung
Maurice Hofnung Institut Pasteur
Gordon Dougan
Gordon Dougan University of Cambridge
Alain Charbit
Alain Charbit Université Paris Cité
Foo Y. Liew
Foo Y. Liew University of Glasgow
Estelle Jumas-Bilak
Estelle Jumas-Bilak University of Montpellier
Duncan J. Maskell
Duncan J. Maskell University of Melbourne
Jean-Jacques Letesson
Jean-Jacques Letesson University of Namur
Adrian M. Whatmore
Adrian M. Whatmore Animal and Plant Health Agency

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