2026 Gerald Holtmann: Medicine Researcher – H-Index, Publications & Awards

Discipline name	D-Index	World Ranking	Current World Ranking	National Ranking	Current National Ranking	Publications	Citations
Medicine	82	16145	15189	536	523	620	24010

Research.com Recognitions

2015 - Fellow of the Australian Academy of Health and Medical Science

Overview

Gerald Holtmann is affiliated with the University of Queensland in Australia and has an extensive publication record predominantly in the field of medicine, with a focus on gastroenterology. Their research spans multiple specialized subfields, including gastroenterology, surgery, epidemiology, pulmonary and respiratory medicine, and oncology.

The scientist's main research interests encompass a variety of gastrointestinal topics. These include:

Gastrointestinal motility and disorders
Helicobacter pylori-related gastroenterology studies
Microscopic colitis
Gastroesophageal reflux and treatments
Gut microbiota and health
Inflammatory bowel disease
Liver diseases and immunity

Gerald Holtmann has contributed to numerous peer-reviewed articles, with recent notable publications including:

"Autism-related dietary preferences mediate autism-gut microbiome associations" (2021) published in Cell
"Small Intestinal Bacterial Overgrowth in Irritable Bowel Syndrome: A Systematic Review and Meta-Analysis of Case-Control Studies" (2020) published in The American Journal of Gastroenterology
"Methane positive small intestinal bacterial overgrowth in inflammatory bowel disease and irritable bowel syndrome: A systematic review and meta-analysis" (2021) published in Gut Microbes
"Small Intestinal Bacterial Overgrowth in Functional Dyspepsia: A Systematic Review and Meta-Analysis" (2021) published in The American Journal of Gastroenterology
"Targeting the Gut Microbiome as a Treatment for Primary Sclerosing Cholangitis: A Conceptional Framework" (2020) published in The American Journal of Gastroenterology

The scientist has published extensively in several key journals in their field, including:

Gastroenterology (53 publications)
Neurogastroenterology & Motility (13 publications)
The American Journal of Gastroenterology (7 publications)
Gastrointestinal Endoscopy (7 publications)
Alimentary Pharmacology & Therapeutics (5 publications)

Frequent co-authors collaborating with Gerald Holtmann include:

Ayesha Shah
Natasha A. Koloski
Michael Jones
Nicholas J. Talley
Mark Morrison

In recognition of their work within the medical community, Gerald Holtmann was awarded the title of Fellow of the Australian Academy of Health and Medical Science in 2015.

Best Publications

Functional gastroduodenal disorders

Jan Tack;Nicholas J. Talley;Michael Camilleri;Gerald Holtmann

3019
Citations
Immune activation in patients with irritable bowel syndrome

Tobias Liebregts;Birgit Adam;Christoph Bredack;Alexander Röth

816
Citations
AGA technical review: Evaluation of dyspepsia ☆ ☆☆

Nicholas J. Talley;Marc D. Silverstein;Lars Agréus;Olof Nyrén

607
Citations
Dietary fiber intervention on gut microbiota composition in healthy adults: a systematic review and meta-analysis.

Daniel So;Kevin Whelan;Megan Rossi;Mark Morrison

540
Citations
Pathophysiology of irritable bowel syndrome.

Gerald J Holtmann;Alexander C Ford;Alexander C Ford;Nicholas J Talley;Nicholas J Talley

484
Citations
A placebo-controlled trial of itopride in functional dyspepsia.

Gerald Holtmann;Nicholas J Talley;Tobias Liebregts;Birgit Adam

405
Citations
New algorithm for the treatment of gastro-oesophageal reflux disease.

G. N Tytgat;K Mccoll;Jan Tack;G Holtmann

347
Citations
Autism-related dietary preferences mediate autism-gut microbiome associations

Chloe X. Yap;Chloe X. Yap;Anjali K. Henders;Anjali K. Henders;Gail A. Alvares;David L.A. Wood

330
Citations
The ion channel TRPA1 is required for normal mechanosensation and is modulated by algesic stimuli.

Stuart M. Brierley;Stuart M. Brierley;Patrick A. Hughes;Patrick A. Hughes;Amanda J. Page;Amanda J. Page;Kelvin Y. Kwan

304
Citations
G-protein β3 subunit 825 CC genotype is associated with unexplained (functional) dyspepsia 1 ☆

Gerald Holtmann;Winfried Siffert;Sebastian Haag;Norbert Mueller

300
Citations
Asia-Pacific consensus on the management of gastroesophageal reflux disease: Update

Kwong Ming Fock;Nicholas J. Talley;Ronnie Fass;Khean Lee Goh

300
Citations
Treatment of irritable bowel syndrome with herbal preparations: results of a double‐blind, randomized, placebo‐controlled, multi‐centre trial

A. Madisch;G. Holtmann;K. Plein;J. Hotz

294
Citations
Development of a new dyspepsia impact scale: the Nepean Dyspepsia Index.

N J Talley;M Haque;J W Wyeth;N H Stace

291
Citations
[Irritable bowel syndrome: German consensus guidelines on definition, pathophysiology and management].

P. Layer;V. Andresen;C. Pehl;H. Allescher

288
Citations
Gastric Helicobacter pylori infection accelerates healing of reflux esophagitis during treatment with the proton pump inhibitor pantoprazole.

Gerald Holtmann;Clive Cain;Peter Malfertheiner

279
Citations
Selective Role for TRPV4 Ion Channels in Visceral Sensory Pathways

Stuart M. Brierley;Amanda J. Page;Amanda J. Page;Patrick A. Hughes;Patrick A. Hughes;Birgit Adam

277
Citations
Prokinetics in patients with gastroparesis: a systematic analysis.

Andreas Sturm;Gerald Holtmann;Harald Goebell;Guido Gerken

260
Citations
Controversies surrounding the comorbidity of depression and anxiety in inflammatory bowel disease patients: a literature review.

Antonina A. Mikocka-Walus;Antonina A. Mikocka-Walus;Deborah A. Turnbull;Nicole T. Moulding;Ian G. Wilson

258
Citations
Efficacy of artichoke leaf extract in the treatment of patients with functional dyspepsia: a six-week placebo-controlled, double-blind, multicentre trial.

G. Holtmann;B. Adam;S. Haag;W. Collet

224
Citations
Asia-Pacific consensus on the management of gastro-oesophageal reflux disease: An update focusing on refractory reflux disease and Barrett's oesophagus

Kwong Ming Fock;Nicholas Talley;Khean Lee Goh;Kentaro Sugano

204
Citations

Frequent Co-Authors

Nicholas J. Talley University of Newcastle Australia

Guido Gerken University of Duisburg-Essen

Mark Morrison University of Queensland

Antonina Mikocka-Walus Deakin University

Deborah Turnbull University of Adelaide

Peter Malfertheiner Otto-von-Guericke University Magdeburg

Stuart M. Brierley Flinders University

Jan Tack KU Leuven

Richard H. Hunt McMaster University

Ian G Wilson University of Wollongong

External Links

Personal website of Gerald Holtmann

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