World's Best Scientists 2026 revealed!

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Microbiology

D-Index
106
Citations
72432
World Ranking
287
National Ranking
38

Medicine

D-Index
107
Citations
72658
World Ranking
6098
National Ranking
594

Overview

Timothy R. Walsh is affiliated with the University of Oxford in the United Kingdom. Their research primarily spans the fields of Biochemistry, Genetics and Molecular Biology, and Medicine, with a significant focus on subfields such as Molecular Medicine, Pollution, Endocrinology, Epidemiology, and Molecular Biology.

The scientist's work concentrates on topics related to antibiotic resistance and bacterial behavior, including Antibiotic Resistance in Bacteria, Pharmaceutical and Antibiotic Environmental Impacts, Vibrio bacteria research studies, Antibiotics Pharmacokinetics and Efficacy, Antibiotic Use and Resistance, Bacterial biofilms and quorum sensing, and Bacteriophages and microbial interactions.

Timothy R. Walsh has contributed to several recent scientific papers, notably:

  • Characterization of antimicrobial-resistant Gram-negative bacteria that cause neonatal sepsis in seven low- and middle-income countries (2021, Nature Microbiology)
  • Changes in colistin resistance and mcr-1 abundance in Escherichia coli of animal and human origins following the ban of colistin-positive additives in China: an epidemiological comparative study (2020, The Lancet Infectious Diseases)
  • Antimicrobial Resistance: Addressing a Global Threat to Humanity (2023, PLoS Medicine)
  • Epidemiology of mobile colistin resistance genes mcr-1 to mcr-9 (2020, Journal of Antimicrobial Chemotherapy)
  • Neonatal sepsis and mortality in low-income and middle-income countries from a facility-based birth cohort: an international multisite prospective observational study (2022, The Lancet Global Health)

This scientist frequently collaborates with other researchers. Some of the notable frequent co-authors include:

  • Kirsty Sands
  • Yang Wang
  • Jianzhong Shen
  • Edward Portal
  • Kenneth Iregbu

Their research is often published in venues such as:

  • bioRxiv (Cold Spring Harbor Laboratory)
  • Nature Communications
  • Engineering
  • Journal of Global Antimicrobial Resistance
  • The Lancet Infectious Diseases

Best Publications

  • Global burden of bacterial antimicrobial resistance in 2019: a systematic analysis

    Unknown

  • Emergence of plasmid-mediated colistin resistance mechanism MCR-1 in animals and human beings in China: A microbiological and molecular biological study

    Yi-Yun Liu;Yang Wang;Timothy Rutland Walsh;Ling-Xian Yi

  • Emergence of a new antibiotic resistance mechanism in India, Pakistan, and the UK: a molecular, biological, and epidemiological study

    Karthikeyan K. Kumarasamy;Mark Alexander Howard Toleman;Timothy Rutland Walsh;Jay Bagaria

  • Characterization of a New Metallo-β-Lactamase Gene, blaNDM-1, and a Novel Erythromycin Esterase Gene Carried on a Unique Genetic Structure in Klebsiella pneumoniae Sequence Type 14 from India

    DongEun Yong;Mark Alexander Howard Toleman;Christian G. Giske;Hyun S. Cho

  • Metallo-β-Lactamases: the Quiet before the Storm?

    Timothy R. Walsh;Mark A. Toleman;Laurent Poirel;Patrice Nordmann

  • Multiplex PCR for detection of acquired carbapenemase genes

    Laurent Poirel;Timothy R. Walsh;Vincent Cuvillier;Patrice Nordmann

  • Dissemination of NDM-1 positive bacteria in the New Delhi environment and its implications for human health: an environmental point prevalence study

    Timothy Rutland Walsh;Timothy Rutland Walsh;Janis Lesley Weeks;David M. Livermore;Mark Alexander Howard Toleman

  • Tackling antibiotic resistance

    Karen Bush;Patrice Courvalin;Gautam Dantas;Julian Davies

  • ISCR Elements: Novel Gene-Capturing Systems of the 21st Century?

    Mark A. Toleman;Peter M. Bennett;Timothy R. Walsh

  • Characterization of a new metallo-beta-lactamase gene, bla(NDM-1), and a novel erythromycin esterase gene carried on a unique genetic structure in Klebsiella pneumoniae sequence type 14 from India

    Dongeun Yong;Mark A. Toleman;Christian G. Giske;Hyun S. Cho

  • The emerging NDM carbapenemases.

    Patrice Nordmann;Laurent Poirel;Timothy R. Walsh;David M. Livermore

  • Occurrence of carbapenemase-producing Klebsiella pneumoniae and Escherichia coli in the European survey of carbapenemase-producing Enterobacteriaceae (EuSCAPE): a prospective, multinational study.

    Hajo Grundmann;Hajo Grundmann;Corinna Glasner;Corinna Glasner;Barbara Albiger;David M Aanensen;David M Aanensen

  • Anthropological and socioeconomic factors contributing to global antimicrobial resistance: a univariate and multivariable analysis.

    Peter Collignon;Peter Collignon;John J Beggs;Timothy R Walsh;Sumanth Gandra

  • Emerging carbapenemases: a global perspective.

    Timothy R. Walsh

  • Use of antimicrobial agents in veterinary medicine and food animal production.

    S. Schwarz;C. Kehrenberg;T.R. Walsh

  • Emergence of plasmid-mediated high-level tigecycline resistance genes in animals and humans

    Tao He;Ran Wang;Dejun Liu;Timothy R. Walsh;Timothy R. Walsh

  • Global dissemination of a multidrug resistant Escherichia coli clone

    Nicola K. Petty;Nouri L. Ben Zakour;Mitchell Stanton-Cook;Elizabeth Skippington

  • Aspergillomarasmine A overcomes metallo-β-lactamase antibiotic resistance

    Andrew M. King;Sarah A. Reid-Yu;Wenliang Wang;Dustin T. King

  • Novel Plasmid-Mediated Colistin Resistance Gene mcr-3 in Escherichia coli.

    Wenjuan Yin;Hui Li;Yingbo Shen;Zhihai Liu

  • Molecular characterization of SPM-1, a novel metallo-β-lactamase isolated in Latin America: report from the SENTRY antimicrobial surveillance programme

    Mark A. Toleman;Alan M. Simm;Tanya A. Murphy;Ana C. Gales

  • Genetic mechanisms of critical illness in Covid-19

    Erola Pairo-Castineira;Sara Clohisey;Lucija Klaric;Andrew Bretherick;Andrew Bretherick

  • Iconographies supplémentaires de l'article : Emergence of plasmid-mediated colistin resistance mechanism MCR-1 in animals and human beings in China: a microbiological and molecular biological study

    Yi-Yun Liu;Yang Wang;Timothy R Walsh;Ling-Xian Yi

Frequent Co-Authors

Mark Toleman
Mark Toleman Cardiff University
Peter M. Bennett
Peter M. Bennett University of Bristol
Yang Wang
Yang Wang China Agricultural University
Alasdair P. MacGowan
Alasdair P. MacGowan North Bristol NHS Trust
Ronald N. Jones
Ronald N. Jones JMI Laboratories
David L. Paterson
David L. Paterson University of Queensland
Zhangqi Shen
Zhangqi Shen China Agricultural University
Arnfinn Sundsfjord
Arnfinn Sundsfjord University of Tromsø - The Arctic University of Norway
Shaolin Wang
Shaolin Wang China Agricultural University
Ørjan Samuelsen
Ørjan Samuelsen University Hospital of North Norway

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