Paul W. O’Toole

50.5k citations

297 papers · 29.4k indexed · 20 hit papers · h-index 83

Co-authors: Ian B. Jeffery R. Paul Ross Fergus Shanahan Marcus J. Claesson Catherine Stanton Paul D. Cotter Colin Hill Órla O’Sullivan
Topics: Gut microbiota and health (173 papers)Probiotics and Fermented Foods (102 papers)Diet and metabolism studies (49 papers)
Cited by: Biological Psychiatry Food Science Gastroenterology
Journals: Science Proceedings of the National Academy of Sciences Nucleic Acids Research
Partner nations: Ireland United Kingdom United States

In The Last Decade

Paul W. O’Toole

292 papers receiving 28.8k 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.

A taxonomic note on the genus Lactobacillus: Description of 23 novel genera, emended description of the genus Lactobacillus Beijerinck 1901, and union of Lactobacillaceae and Leuconostocaceae

2020 2.2k citations Jinshui Zheng, Stijn Wittouck et al. INTERNATIONAL JOURNAL OF SYSTEMATIC AND EVOLUTIONARY MICROBIOLOGY profile →
High-level adherence to a Mediterranean diet beneficially impacts the gut microbiota and associated metabolome

2015 1.2k citations Ian B. Jeffery, Paul W. O’Toole et al. Gut profile →
Exercise and associated dietary extremes impact on gut microbial diversity

2014 1.0k citations Siobhan F. Clarke, Eileen F. Murphy et al. Gut profile →
γ-Aminobutyric acid production by culturable bacteria from the human intestine

2012 886 citations R. Paul Ross, Paul W. O’Toole et al. profile →
Gut microbiota and aging

2015 824 citations Paul W. O’Toole, Ian B. Jeffery profile →
Composition and energy harvesting capacity of the gut microbiota: relationship to diet, obesity and time in mouse models

2010 766 citations Eileen F. Murphy, Paul D. Cotter et al. Gut profile →
Comparison of two next-generation sequencing technologies for resolving highly complex microbiota composition using tandem variable 16S rRNA gene regions

2010 723 citations Marcus J. Claesson, Órla O’Sullivan et al. profile →
Comparative Analysis of Pyrosequencing and a Phylogenetic Microarray for Exploring Microbial Community Structures in the Human Distal Intestine

2009 723 citations Marcus J. Claesson, Órla O’Sullivan et al. profile →
Next-generation probiotics: the spectrum from probiotics to live biotherapeutics

2017 667 citations Paul W. O’Toole, Julian R. Marchesi et al. profile →
An irritable bowel syndrome subtype defined by species-specific alterations in faecal microbiota

2011 650 citations Ian B. Jeffery, Paul W. O’Toole et al. Gut profile →
Bacteriocin production as a mechanism for the antiinfective activity of Lactobacillus salivarius UCC118

2007 645 citations Paul W. O’Toole et al. profile →
Tumour-associated and non-tumour-associated microbiota in colorectal cancer

2016 588 citations Burkhardt Flemer, Denise B. Lynch et al. Gut profile →
Diversity of Bifidobacteria within the Infant Gut Microbiota

2012 502 citations Marcus J. Claesson, Paul W. O’Toole et al. profile →
The gut microbiome as a modulator of healthy ageing

2022 455 citations Tarini Shankar Ghosh, Fergus Shanahan et al. profile →
The oral microbiota in colorectal cancer is distinctive and predictive

2017 451 citations Burkhardt Flemer, Maurice Barrett et al. Gut profile →
Dietary Fibre Modulates the Gut Microbiota

2021 420 citations Peter Cronin, Susan A. Joyce et al. profile →
Intestinal microbiota, diet and health

2013 371 citations Susan Power, Paul W. O’Toole et al. British Journal Of Nutrition profile →
The rumen microbiome: a crucial consideration when optimising milk and meat production and nitrogen utilisation efficiency

2018 265 citations Paul W. O’Toole, Paul D. Cotter et al. profile →
Fermented Foods, Health and the Gut Microbiome

2022 239 citations Catherine Stanton, Paul W. O’Toole et al. profile →
Elevated gut microbiome abundance of Christensenellaceae, Porphyromonadaceae and Rikenellaceae is associated with reduced visceral adipose tissue and healthier metabolic profile in Italian elderly

2021 196 citations Paul W. O’Toole et al. profile →

Peers

Countries citing papers authored by Paul W. O’Toole

Since Specialization

Citations

This map shows the geographic impact of Paul W. O’Toole'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 Paul W. O’Toole with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Paul W. O’Toole more than expected).

Fields of papers citing papers by Paul W. O’Toole

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Paul W. O’Toole. 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 Paul W. O’Toole. The network helps show where Paul W. O’Toole may publish in the future.

Co-authorship network of co-authors of Paul W. O’Toole

This figure shows the co-authorship network connecting the top 25 collaborators of Paul W. O’Toole. A scholar is included among the top collaborators of Paul W. O’Toole 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 Paul W. O’Toole. Paul W. O’Toole 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	Yeast β-glucan supplementation lowers insulin resistance without altering microbiota composition compared with placebo in subjects with type II diabetes: a phase I exploratory study 2024 ·British Journal Of Nutrition ·Peter Cronin,(unknown),(unknown),(unknown),(unknown),Catherine Stanton,(unknown),Susan A. Joyce,Paul W. O’Toole,Eibhlís M. O’Connor	2
2	Methanomethylophilus alvi gen. nov., sp. nov., a Novel Hydrogenotrophic Methyl-Reducing Methanogenic Archaea of the Order Methanomassiliicoccales Isolated from the Human Gut and Proposal of the Novel Family Methanomethylophilaceae fam. nov. 2023 ·Microorganisms ·Guillaume Borrel,(unknown),Wajdi Ben Hania,Nadia Gaci,Gérard Péhau‐Arnaudet,Prem Prashant Chaudhary,(unknown),Nathalie Ballet,Monique Alric,Paul W. O’Toole,Marie‐Laure Fardeau,Bernard Ollivier,Jean‐François Brugère	12
3	Microbe Profile: The Lactobacillaceae 2023 ·Microbiology ·Jens Walter,Paul W. O’Toole	13
4	Comparative diet-gut microbiome analysis in Crohn’s disease and Hidradenitis suppurativa 2023 ·Frontiers in Microbiology ·Peter Cronin,Siobhán McCarthy,(unknown),Tarini Shankar Ghosh,Jakki C. Cooney,Anne‐Marie Tobin,Michelle Murphy,Eibhlís M. O’Connor,Fergus Shanahan,Paul W. O’Toole	9
5	‘Good, honest food’: older adults' and healthcare professionals' perspectives of dietary influences and food preferences in older age in Ireland 2023 ·Journal of Human Nutrition and Dietetics ·(unknown),(unknown),Eibhlís M. O’Connor,Audrey Tierney,(unknown),J M Harrington,(unknown),Elke K. Arendt,Paul W. O’Toole,Suzanne Timmons	4
6	The human microbiome, global health and the Sustainable Development Goals: opportunities and challenges 2023 ·Nature Reviews Microbiology ·Paul W. O’Toole,Max Paoli	10
7	Altered Skin and Gut Microbiome in Hidradenitis Suppurativa 2021 ·Journal of Investigative Dermatology ·Siobhán McCarthy,Maurice Barrett,Shivashini Kirthi,Paola Pellanda,Klára Vlčková,Anne‐Marie Tobin,Michelle Murphy,Fergus Shanahan,Paul W. O’Toole	58
8	A taxonomic note on the genus Lactobacillus: Description of 23 novel genera, emended description of the genus Lactobacillus Beijerinck 1901, and union of Lactobacillaceae and Leuconostocaceaebreakdown → 2020 ·INTERNATIONAL JOURNAL OF SYSTEMATIC AND EVOLUTIONARY MICROBIOLOGY ·Jinshui Zheng,Stijn Wittouck,Elisa Salvetti,Charles M. A. P. Franz,Hugh M. B. Harris,Paola Mattarelli,Paul W. O’Toole,Bruno Pot,Peter Vandamme,Jens Walter,Koichi Watanabe,Sander Wuyts,Giovanna E. Felis,Michael G. Gänzle,Sarah Lebeer	2189
9	Microbiome Transfer Partly Overrides Lack of IL‐1RI Signaling to Alter Hepatic but not Adipose Tissue Phenotype and Lipid Handling following a High‐Fat Diet Challenge 2020 ·Molecular Nutrition & Food Research ·Jessica C. Ralston,(unknown),(unknown),Tam Tran,(unknown),Conall Strain,(unknown),Elaine Kennedy,Catherine Stanton,Fiona C. McGillicuddy,Qiaozhu Su,Paul W. O’Toole,Helen M. Roche	6
10	International Cancer Microbiome Consortium consensus statement on the role of the human microbiome in carcinogenesis 2019 ·Gut ·Alasdair Scott,James L. Alexander,Claire A Merrifield,David Cunningham,Christian Jobin,Robert Brown,John C. Alverdy,Stephen J. O’Keefe,H. Rex Gaskins,Julian Teare,Jun Yu,David J. Hughes,Hans Verstraelen,Jeremy P. Burton,Paul W. O’Toole,Daniel W. Rosenberg,Julian R. Marchesi,James Kinross	195
11	A long and abundant non-coding RNA in Lactobacillus salivarius 2017 ·Microbial Genomics ·Fabien Cousin,Denise B. Lynch,Victoria Chuat,(unknown),Pat G. Casey,Marion Dalmasso,Hugh M. B. Harris,Angela McCann,Paul W. O’Toole	8
12	Tumour-associated and non-tumour-associated microbiota in colorectal cancerbreakdown → 2016 ·Gut ·Burkhardt Flemer,Denise B. Lynch,(unknown),Ian B. Jeffery,Feargal J. Ryan,Marcus J. Claesson,Micheal O‘Riordain,Fergus Shanahan,Paul W. O’Toole	588
13	Comparative genomics highlights the unique biology of Methanomassiliicoccales, a Thermoplasmatales-related seventh order of methanogenic archaea that encodes pyrrolysine 2014 ·BMC Genomics ·Guillaume Borrel,Nicolas Parisot,(unknown),Éric Peyretaillade,Nadia Gaci,William Tottey,Olivier Bardot,Kasie Raymann,Simonetta Gribaldo,Pierre Peyret,Paul W. O’Toole,Jean‐François Brugère	219
14	Dietary glycaemic load associated with cognitive performance in elderly subjects 2014 ·European Journal of Nutrition ·Susan Power,Eibhlís M. O’Connor,R. Paul Ross,Catherine Stanton,Paul W. O’Toole,Gerald F. Fitzgerald,Ian B. Jeffery	25
15	Exercise and associated dietary extremes impact on gut microbial diversitybreakdown → 2014 ·Gut ·Siobhan F. Clarke,Eileen F. Murphy,Órla O’Sullivan,Alice Lucey,Margaret Humphreys,Aileen Hogan,P. Lynn Hayes,Maeve O’Reilly,Ian B. Jeffery,(unknown),David Kerins,Eamonn M.M. Quigley,R. Paul Ross,Paul W. O’Toole,Michael G. Molloy,Éanna Falvey,Fergus Shanahan,Paul D. Cotter	1044
16	Diet-Microbiota-Health Interactions in Older Subjects: Implications for Healthy Aging 2014 ·PubMed ·Denise B. Lynch,Ian B. Jeffery,Siobhán Cusack,Eibhlís M. O’Connor,Paul W. O’Toole	21
17	Resource partitioning in relation to cohabitation of Lactobacillus species in the mouse forestomach 2011 ·The ISME Journal ·Gerald W. Tannock,Charlotte M. Wilson,Diane M. Loach,Gregory M. Cook,Jocelyn R. Eason,Paul W. O’Toole,Grietje Holtrop,Blair Lawley	70
18	Multi-centre audit to determine factors associated with success and failure in treating colonic obstruction with self expanding metals stents (SEMS) 2011 ·Gut ·Joe Geraghty,(unknown),Alison Conlin,(unknown),T Gledhill,(unknown),Jesse Hill,(unknown),Gordon Carlson,Derrick Martin,Paul W. O’Toole,Jayapal Ramesh,S Lal,Robert P. Willert,Keith Bodger,S Sarkar,(unknown)	2
19	Posttranscriptional Regulation of Flagellin Synthesis in Helicobacter pylori by the RpoN Chaperone HP0958 2008 ·Journal of Bacteriology ·François P. Douillard,Kieran A. Ryan,Delphine L. Caly,Jason Hinds,Adam A. Witney,(unknown),Paul W. O’Toole	25
20	Potentiation of methicillin activity against methicillin-resistantStaphylococcus aureusby diterpenes 1999 ·FEMS Microbiology Letters ·(unknown),Gary B. Evans,Paul W. O’Toole	113

About Paul W. O’Toole

Paul W. O’Toole is a scholar working on Food Science, Gastroenterology and Infectious Diseases, having authored 297 papers that have together received 29.4k indexed citations. Recurring topics across this work include Gut microbiota and health (173 papers), Probiotics and Fermented Foods (102 papers) and Diet and metabolism studies (49 papers). The work is most often cited by research in Biological Psychiatry (1.5k citations), Food Science (7.8k citations) and Gastroenterology (2.4k citations). Paul W. O’Toole has collaborated with scholars based in Ireland, United Kingdom and United States. Frequent co-authors include Ian B. Jeffery, R. Paul Ross, Fergus Shanahan, Marcus J. Claesson, Catherine Stanton, Paul D. Cotter, Colin Hill, Órla O’Sullivan, Julian R. Marchesi and Eamonn M.M. Quigley. Their work appears in journals such as Science, Proceedings of the National Academy of Sciences and Nucleic Acids Research.

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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