Timothy R. Walsh

60.5k total citations · 11 hit papers
319 papers, 27.0k citations indexed

About

Timothy R. Walsh is a scholar working on Molecular Medicine, Endocrinology and Molecular Biology. According to data from OpenAlex, Timothy R. Walsh has authored 319 papers receiving a total of 27.0k indexed citations (citations by other indexed papers that have themselves been cited), including 219 papers in Molecular Medicine, 92 papers in Endocrinology and 87 papers in Molecular Biology. Recurrent topics in Timothy R. Walsh's work include Antibiotic Resistance in Bacteria (219 papers), Pharmaceutical and Antibiotic Environmental Impacts (71 papers) and Bacterial biofilms and quorum sensing (59 papers). Timothy R. Walsh is often cited by papers focused on Antibiotic Resistance in Bacteria (219 papers), Pharmaceutical and Antibiotic Environmental Impacts (71 papers) and Bacterial biofilms and quorum sensing (59 papers). Timothy R. Walsh collaborates with scholars based in United Kingdom, China and United States. Timothy R. Walsh's co-authors include Mark A. Toleman, Patrice Nordmann, Laurent Poirel, Yang Wang, Jianzhong Shen, Christian G. Giske, David M. Livermore, James Spencer, Peter M. Bennett and Dongeun Yong and has published in prestigious journals such as Nature, Proceedings of the National Academy of Sciences and The Lancet.

In The Last Decade

Timothy R. Walsh

312 papers receiving 26.3k citations

Hit Papers

5 papers align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

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

2015 3.9k citations Yang Wang, Timothy R. Walsh et al. profile →
Characterization of a New Metallo-β-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

2009 1.9k citations Dongeun Yong, Mark A. Toleman et al. Antimicrobial Agents and Chemotherapy profile →
Multiplex PCR for detection of acquired carbapenemase genes

2011 1.5k citations Timothy R. Walsh et al. profile →
Metallo-β-Lactamases: the Quiet before the Storm?

2005 1.1k citations Timothy R. Walsh, Mark A. Toleman et al. profile →
Dissemination of NDM-1 positive bacteria in the New Delhi environment and its implications for human health: an environmental point prevalence study

2011 953 citations Timothy R. Walsh, Mark A. Toleman et al. profile →
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

2009 537 citations Dongeun Yong, Mark A. Toleman et al. profile →
The emerging NDM carbapenemases

2011 509 citations Timothy R. Walsh et al. profile →
Anthropological and socioeconomic factors contributing to global antimicrobial resistance: a univariate and multivariable analysis

2018 479 citations Timothy R. Walsh et al. profile →
Novel Plasmid-Mediated Colistin Resistance Gene mcr-3 in Escherichia coli

2017 448 citations Wenjuan Yin, Hui Li et al. mBio profile →
Aspergillomarasmine A overcomes metallo-β-lactamase antibiotic resistance

2014 429 citations Timothy R. Walsh et al. profile →
Global dissemination of a multidrug resistant Escherichia coli clone

2014 422 citations Brian M. Forde, Minh‐Duy Phan et al. profile →

Peers

Countries citing papers authored by Timothy R. Walsh

Since Specialization

Citations

This map shows the geographic impact of Timothy R. Walsh's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Timothy R. Walsh with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Timothy R. Walsh more than expected).

Fields of papers citing papers by Timothy R. Walsh

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Timothy R. Walsh. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Timothy R. Walsh. The network helps show where Timothy R. Walsh may publish in the future.

Co-authorship network of co-authors of Timothy R. Walsh

This figure shows the co-authorship network connecting the top 25 collaborators of Timothy R. Walsh. A scholar is included among the top collaborators of Timothy R. Walsh based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Timothy R. Walsh. Timothy R. Walsh is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

#	Work	Indexed citations
1	Flies as carriers of antimicrobial resistant (AMR) bacteria in Nigerian hospitals: A workflow for surveillance of AMR bacteria carried by arthropod pests in hospital settings 2025 ·Environment International ·Kate F. Cook, (unknown), (unknown), Edward Portal, Mei Li, (unknown), Jordan Mathias, (unknown), Kenneth Iregbu, (unknown), (unknown), Yahaya Mohammed, (unknown), Oyinlola O. Oduyebo, (unknown), (unknown), Timothy R. Walsh, (unknown), Kirsty Sands	1
2	Focal persistence and phylodynamics of Heartland virus in Georgia 2025 ·Virus Evolution ·(unknown), (unknown), (unknown), (unknown), (unknown), (unknown), Timothy R. Walsh, (unknown), (unknown), (unknown), Madison Schwab, (unknown), Sam R. Telford, Heidi K. Goethert, Gonzalo M. Vazquez‐Prokopec, Anne Piantadosi	0
3	Evolution of triclosan resistance modulates bacterial permissiveness to multidrug resistance plasmids and phages 2024 ·Nature Communications ·Qiue Yang, Xiaodan Ma, Minchun Li, (unknown), (unknown), Minzhen He, Hui Deng, Hanpeng Liao, Christopher Rensing, Ville‐Petri Friman, Shungui Zhou, Timothy R. Walsh	41
4	VirBR, a transcription regulator, promotes IncX3 plasmid transmission, and persistence of blaNDM-5 in zoonotic bacteria 2024 ·Nature Communications ·(unknown), Ning Xie, Yuan Gao, (unknown), (unknown), Qiu E. Yang, Shaolin Wang, Zhangqi Shen, Quanjiang Ji, Julian Parkhill, Congming Wu, Yang Wang, Timothy R. Walsh, Jianzhong Shen	9
5	Regulatory fine-tuning of mcr-1 increases bacterial fitness and stabilises antibiotic resistance in agricultural settings 2023 ·The ISME Journal ·(unknown), (unknown), (unknown), Pramod K. Jangir, Timothy R. Walsh, Stephan Uphoff, R. Craig MacLean	21
6	Early-Onset Neonatal Sepsis in Low- and Middle-Income Countries: Current Challenges and Future Opportunities 2022 ·SHILAP Revista de lepidopterología ·Kirsty Sands, O. Brad Spiller, Kathryn Thomson, Edward Portal, Kenneth Iregbu, Timothy R. Walsh	39
7	Genomic Shift in Population Dynamics of mcr-1-Positive Escherichia Coli in Human Carriage 2022 ·Genomics Proteomics & Bioinformatics ·Yingbo Shen, Rong Zhang, (unknown), Lu Yang, Jiayue Lu, Congcong Liu, Xueyang Wang, Junyao Jiang, (unknown), Congming Wu, Julian Parkhill, Yang Wang, Timothy R. Walsh, George F. Gao, Zhangqi Shen	8
8	Pre-existing chromosomal polymorphisms in pathogenic E. coli potentiate the evolution of resistance to a last-resort antibiotic 2022 ·eLife ·Pramod K. Jangir, Qiue Yang, (unknown), Julio Diaz Caballero, (unknown), Rachel M. Wheatley, Timothy R. Walsh, R. Craig MacLean	18
9	Clonal Relatedness and Plasmid Profiling of Extensively Drug-Resistant New Delhi Metallo-β-Lactamase-Producing Klebsiella Pneumoniae Clinical Isolates 2021 ·Future Microbiology ·Muhammad Usman Qamar, Hasan Ejaz, Timothy R. Walsh, (unknown), Dunia A. Al Farraj, Roua M. Alkufeidy, Noorah A. Alkubaisi, (unknown), Shah Jahan	12
10	Compensatory mutations modulate the competitiveness and dynamics of plasmid-mediated colistin resistance in Escherichia coli clones 2020 ·The ISME Journal ·Qiu E. Yang, R. Craig MacLean, Andrei Papkou, M. Pritchard, Lydia C. Powell, David W. Thomas, Diego O. Andrey, Mei Li, O. Brad Spiller, Yang Wang, Timothy R. Walsh	43
11	Comprehensive analysis of IncC plasmid conjugation identifies a crucial role for the transcriptional regulator AcaB 2020 ·Nature Microbiology ·Steven J. Hancock, Minh‐Duy Phan, Zhenyao Luo, Alvin W. Lo, Kate M. Peters, Nguyen Thi Khanh Nhu, Brian M. Forde, Jason Whitfield, Ji Yang, Richard A. Strugnell, David L. Paterson, Timothy R. Walsh, Boštjan Kobe, Scott A. Beatson, Mark A. Schembri	19
12	Molecular and epidemiological analysis of a Burkholderia cepacia sepsis outbreak from a tertiary care hospital in Bangladesh 2020 ·PLoS neglected tropical diseases ·Refath Farzana, Lim Jones, Md. Anisur Rahman, Kirsty Sands, Edward Portal, Ian Boostrom, Md Abul Kalam, (unknown), (unknown), Timothy R. Walsh	4
13	Comparison of Pathogenicity and Transmissibility of Influenza B and D Viruses in Pigs 2019 ·Viruses ·Jinhwa Lee, Liping Wang, Rachel Palinski, Timothy R. Walsh, (unknown), (unknown), Rui Wu, Yuekun Lang, Sun-Young Sunwoo, Jüergen A. Richt, Wenjun Ma	21
14	Novel Plasmid-Mediated Colistin Resistance Gene mcr-3 in Escherichia coli breakdown → 2017 ·mBio ·Wenjuan Yin, Hui Li, Yingbo Shen, Zhihai Liu, Shaolin Wang, Zhangqi Shen, Rong Zhang, Timothy R. Walsh, Jianzhong Shen, Yang Wang	448
15	Space-Efficient Generation of Nonisomorphic Maps and Hypermaps 2015 ·Timothy R. Walsh	2
16	Characterization of a New Metallo-β-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 breakdown → 2009 ·Antimicrobial Agents and Chemotherapy ·Dongeun Yong, Mark A. Toleman, Christian G. Giske, (unknown), (unknown), Kyungwon Lee, Timothy R. Walsh	1860
17	CTX-M-15 Carried On Incn-Type Plasmids in Klebsiella pneumoniae 2009 ·ORCA Online Research @Cardiff ·Zerrin Aktaş, (unknown), (unknown), Özdem Anğ, (unknown), Dongeun Yong, Timothy R. Walsh	2
18	A biased survey of map enumeration results 2006 ·International Conference on Applied Mathematics ·Timothy R. Walsh	1
19	Pre-steady-state kinetic studies of mono- and binuclear metallo-beta-lactamases 2001 ·Journal of Inorganic Biochemistry ·J. Spencer, (unknown), (unknown), Alan R. Clarke, Timothy R. Walsh	8
20	Characterization of enterococcal strains exhibiting a novel glycopeptide susceptibility pattern 1991 ·Ruth A. Schwalbe, (unknown), (unknown), George L. Drusano, Cedar Fowler, (unknown), Timothy R. Walsh, Harold C. Standiford	1

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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