Professor Gerald Holtmann
Professor

Gerald Holtmann

Email: 
Phone: 
+61 7 3176 7792

Background

Prof Holtmann is a Clinical Academic in the field of Gastroenterology & Hepatology and Director of Clinical Innovation. He is also Director of the Department of Gastroenterology & Hepatology at the Princess Alexandra Hospital in Queensland and serves on the Board of Directors of the West Moreton Hospital and Health Service and UQ Healthcare. He is a Fellow of Royal Australian Collge of Physicians (RACP, Sydney), the Royal College of Physicians (RCP, London) and Fellow of the Australian Academy of Health and Medical Sciences (AAHMS, Canberra). Besides his Medical Qualifications he also obtained a Master of Business Administration. After completing the clinical training in Medicine and Gastroenterology at the University of Essen in Germany and the Mayo Clinic in Rochester, Minnesota in the United States, he has gained substantial leadership and managerial experience within the health care setting as Director of large Gastroenterology Departments, CEO and General Manager of a University Hospital and Health Care Facilities and has served on the Board of the University Hospital Essen in Germany. His research is in the field of Neurogastroenterology has resulted in peer reviewed publications in key journal including the NEJM, Lancet, Gastroenterology and Gut. More recently his rersearch focus is on the role of the gut microbiome, mucosal and systemic inflammation and brain-gut interactions.

Availability

Professor Gerald Holtmann is:
Available for supervision
Media expert

Search Professor Gerald Holtmann’s works on UQ eSpace

539 works between 1986 and 2025
All (539) Journal Article (403) Book Chapter (4) Conference Publication (132)

221 - 240 of 539 works

2018

Journal Article

Overlap of Irritable Bowel Syndrome and Functional Dyspepsia in the Clinical Setting: Prevalence and Risk Factors

von Wulffen, Moritz, Talley, Nicholas J., Hammer, Johann, McMaster, Jessica, Rich, Graeme, Shah, Ayesha, Koloski, Natasha, Kendall, Bradley J., Jones, Mike and Holtmann, Gerald (2018). Overlap of Irritable Bowel Syndrome and Functional Dyspepsia in the Clinical Setting: Prevalence and Risk Factors. Digestive Diseases and Sciences, 64 (2), 480-486. doi: 10.1007/s10620-018-5343-6

Overlap of Irritable Bowel Syndrome and Functional Dyspepsia in the Clinical Setting: Prevalence and Risk Factors

2018

Conference Publication

Mass spectrometric analysis of volatile organic compounds produced by duodenal microbiota

Bahr, Constance, Moore, Peter, Shanahan, Erin R., Burn, Paul, Williams, Craig, Holtmann, Gerald J., deVoss, James and Morrison, Mark (2018). Mass spectrometric analysis of volatile organic compounds produced by duodenal microbiota. Annual Meeting of the American Society for Gastrointestinal Endoscopy / Digestive Disease Week, Washington, DC, United States, 2-5 June, 2018. Philadelphia, PA, United States: Elsevier. doi: 10.1016/s0016-5085(18)32307-2

Mass spectrometric analysis of volatile organic compounds produced by duodenal microbiota

2017

Journal Article

The role of the microbiome and the use of probiotics in gastrointestinal disorders in adults in the Asia-Pacific region - background and recommendations of a regional consensus meeting

Ghoshal, Uday C, Gwee, Kok-Ann, Holtmann, Gerald, Li, Yanmei, Park, Soo Jung, Simadibrata, Marcellus, Sugano, Kentaro, Wu, Kaichun, Quigley, Eamonn M M and Cohen, Henry (2017). The role of the microbiome and the use of probiotics in gastrointestinal disorders in adults in the Asia-Pacific region - background and recommendations of a regional consensus meeting. Journal of Gastroenterology and Hepatology (Australia), 33 (1), 57-69. doi: 10.1111/jgh.13840

The role of the microbiome and the use of probiotics in gastrointestinal disorders in adults in the Asia-Pacific region - background and recommendations of a regional consensus meeting

2017

Journal Article

Functional dyspepsia

Enck, Paul, Azpiroz, Fernando, Boeckxstaens, Guy, Elsenbruch, Sigrid, Feinle-Bisset, Christine, Holtmann, Gerald, Lackner, Jeffrey M., Ronkainen, Jukka, Schemann, Michael, Stengel, Andreas, Tack, Jan, Zipfel, Stephan and Talley, Nicholas J. (2017). Functional dyspepsia. Nature Reviews Disease Primers, 3 (1) 17081, 17081. doi: 10.1038/nrdp.2017.81

Functional dyspepsia

2017

Journal Article

Systematic Review and Meta-Analysis: Prevalence of Small Intestinal Bacterial Overgrowth in Chronic Liver Disease

Shah, Ayesha, Shanahan, Erin, Macdonald, Graeme A., Fletcher, Linda, Ghasemi, Pegah, Morrison, Mark, Jones, Mike and Holtmann, Gerald (2017). Systematic Review and Meta-Analysis: Prevalence of Small Intestinal Bacterial Overgrowth in Chronic Liver Disease. Seminars in Liver Disease, 37 (4), 388-400. doi: 10.1055/s-0037-1608832

Systematic Review and Meta-Analysis: Prevalence of Small Intestinal Bacterial Overgrowth in Chronic Liver Disease

2017

Journal Article

Undiagnosed pancreatic exocrine insufficiency and chronic pancreatitis in functional GI disorder patients with diarrhea or abdominal pain

Talley, Nicholas J., Holtmann, Gerald, Nguyen, Quoc Nam, Gibson, Peter, Bampton, Peter, Veysey, Martin, Wong, James, Philcox, Stephen, Koloski, Natasha, Bunby, Lisa and Jones, Michael (2017). Undiagnosed pancreatic exocrine insufficiency and chronic pancreatitis in functional GI disorder patients with diarrhea or abdominal pain. Journal of Gastroenterology and Hepatology, 32 (11), 1813-1817. doi: 10.1111/jgh.13791

Undiagnosed pancreatic exocrine insufficiency and chronic pancreatitis in functional GI disorder patients with diarrhea or abdominal pain

2017

Conference Publication

Is there an association between enteric methane (CH4) production and symptoms in patients with unexplained gastrointestinal (GI) symptoms?

Shah, Ayesha, Fletcher, Linda, Ghasemi, Pegah, Hansen, Teressa, Morrison, Mark and Holtmann, Gerald (2017). Is there an association between enteric methane (CH4) production and symptoms in patients with unexplained gastrointestinal (GI) symptoms?. Asian Pacific Digestive Week (APDW). The Future in Digestive Diseases, Hong Kong, Hong Kong, 23–26 September 2017. Hoboken, NJ, United States: Wiley.

Is there an association between enteric methane (CH4) production and symptoms in patients with unexplained gastrointestinal (GI) symptoms?

2017

Journal Article

Life in the small intestine: the forgotten microbiome?

Shanahan, Erin R., Holtmann, Gerald and Morrison, Mark (2017). Life in the small intestine: the forgotten microbiome?. Microbiology Australia, 38 (3), 116-121. doi: 10.1071/MA17045

Life in the small intestine: the forgotten microbiome?

2017

Journal Article

Erratum to: the validity of a new structured assessment of gastrointestinal symptoms scale (SAGIS) for evaluating symptoms in the clinical setting

Koloski, N. A., Jones, M., Hammer, J., von Wulffen, M., Shah, A., Hoelz, H., Kutyla, M., Burger, D., Martin, N., Gurusamy, S. R., Talley, N. J. and Holtmann, G. (2017). Erratum to: the validity of a new structured assessment of gastrointestinal symptoms scale (SAGIS) for evaluating symptoms in the clinical setting. Digestive Diseases and Sciences, 62 (9), 2607-2607. doi: 10.1007/s10620-017-4674-z

Erratum to: the validity of a new structured assessment of gastrointestinal symptoms scale (SAGIS) for evaluating symptoms in the clinical setting

2017

Conference Publication

Systematic review and meta-analysis: Prevalence of small intestinal bacterial overgrowth in chronic liver disease

Shah, Ayesha, Shanahan, Erin, Ghasemi, Pegah, MacDonald, Graeme A., Fletcher, Linda, Morrison, Mark, Jones, Mike and Holtmann, Gerald (2017). Systematic review and meta-analysis: Prevalence of small intestinal bacterial overgrowth in chronic liver disease. Asian Pacific Digestive Week (APDW). The Future in Digestive Diseases, Hong Kong, Hong Kong, 23–26 September 2017. Richmond, VIC, Australia: Wiley-Blackwell.

Systematic review and meta-analysis: Prevalence of small intestinal bacterial overgrowth in chronic liver disease

2017

Journal Article

The validity of a new structured assessment of gastrointestinal symptoms scale (SAGIS) for evaluating symptoms in the clinical setting

Koloski, N. A., Jones, M., Hammer, J., von Wulffen, M., Shah, A., Hoelz, H., Kutyla, M., Burger, D., Martin, N., Gurusamy, S. R., Talley, N. J. and Holtmann, G. (2017). The validity of a new structured assessment of gastrointestinal symptoms scale (SAGIS) for evaluating symptoms in the clinical setting. Digestive Diseases and Sciences, 62 (8), 1913-1922. doi: 10.1007/s10620-017-4599-6

The validity of a new structured assessment of gastrointestinal symptoms scale (SAGIS) for evaluating symptoms in the clinical setting

2017

Journal Article

Early onset of efficacy in patients with functional and motility-related gastrointestinal disorders: A noninterventional study with Iberogast® Frühzeitiger Wirkungsbeginn bei Patienten mit funktionellen und motilitätsbedingten gastrointestinalen Erkrankungen: Eine nichtinterventionelle Studie mit Iberogast®

Raedsch, Richard, Vinson, Bettina, Ottillinger, Bertram and Holtmann, Gerald (2017). Early onset of efficacy in patients with functional and motility-related gastrointestinal disorders: A noninterventional study with Iberogast® Frühzeitiger Wirkungsbeginn bei Patienten mit funktionellen und motilitätsbedingten gastrointestinalen Erkrankungen: Eine nichtinterventionelle Studie mit Iberogast®. Wiener Medizinische Wochenschrift, 168 (3-4), 1-10. doi: 10.1007/s10354-017-0578-y

Early onset of efficacy in patients with functional and motility-related gastrointestinal disorders: A noninterventional study with Iberogast® Frühzeitiger Wirkungsbeginn bei Patienten mit funktionellen und motilitätsbedingten gastrointestinalen Erkrankungen: Eine nichtinterventionelle Studie mit Iberogast®

2017

Journal Article

A randomized placebo-controlled trial on the effects of Menthacarin, a proprietary peppermint- and caraway-oil-preparation, on symptoms and quality of life in patients with functional dyspepsia

Rich, G., Shah, A., Koloski, N., Funk, P., Stracke, B., Kohler, S. and Holtmann, G. (2017). A randomized placebo-controlled trial on the effects of Menthacarin, a proprietary peppermint- and caraway-oil-preparation, on symptoms and quality of life in patients with functional dyspepsia. Neurogastroenterology and Motility, 29 (11) e13132, e13132. doi: 10.1111/nmo.13132

A randomized placebo-controlled trial on the effects of Menthacarin, a proprietary peppermint- and caraway-oil-preparation, on symptoms and quality of life in patients with functional dyspepsia

2017

Journal Article

Mood and anxiety disorders precede development of functional gastrointestinal disorders in patients but not in the population

Jones, Michael P., Tack, Jan, Van Oudenhove, Lukas, Walker, Marjorie M., Holtmann, Gerald, Koloski, Natasha A. and Talley, Nicholas J. (2017). Mood and anxiety disorders precede development of functional gastrointestinal disorders in patients but not in the population. Clinical Gastroenterology and Hepatology, 15 (7), 1014-1020.e4. doi: 10.1016/j.cgh.2016.12.032

Mood and anxiety disorders precede development of functional gastrointestinal disorders in patients but not in the population

2017

Journal Article

Gut inflammation: more than a peripheral annoyance

Gray, Marcus and Holtmann, Gray (2017). Gut inflammation: more than a peripheral annoyance. Digestive Diseases and Sciences, 62 (9), 2205-2207. doi: 10.1007/s10620-017-4587-x

Gut inflammation: more than a peripheral annoyance

2017

Conference Publication

Augmentation of meal-related symptoms following placement of duodenal-jejunal bypass sleeve is a potential mechanism of action inducing weight loss

McMaster, Jessica, Rich, Graeme, Gandhi, Arjun, Kutyla, Marguerite, Tallis, Caroline, Macdonald, Graeme, Fletcher, Linda, Veronique, Chachay and Holtmann, Gerald J. (2017). Augmentation of meal-related symptoms following placement of duodenal-jejunal bypass sleeve is a potential mechanism of action inducing weight loss. Digestive Disease Week (DDW), Chicago, IL USA, 6-9 May 2017. Philadelphia, PA USA: Elsevier. doi: 10.1016/S0016-5085(17)32258-8

Augmentation of meal-related symptoms following placement of duodenal-jejunal bypass sleeve is a potential mechanism of action inducing weight loss

2017

Journal Article

Translating our microbiome into medicine

Morrison, Mark and Holtmann, Gerald (2017). Translating our microbiome into medicine. Medical Journal of Australia, 206 (7), 287-288. doi: 10.5694/mja17.00087

Translating our microbiome into medicine

2017

Conference Publication

Patient factors as predictors of bowel preparation quality in an Australian tertiary hospital

Kutyla, Marguerite, Hourigan, Luke F., Koloski, Natasha A., Talley, Nicholas J., Gould, Kelly and Holtmann, Gerald J. (2017). Patient factors as predictors of bowel preparation quality in an Australian tertiary hospital. Digestive Disease Week (DDW), Chicago, IL, United States, 6-9 May 2017. Philadelphia, PA, United States: Elsevier. doi: 10.1016/s0016-5085(17)32599-4

Patient factors as predictors of bowel preparation quality in an Australian tertiary hospital

2017

Conference Publication

Improvements of liver and glycaemic parameters after Duodenal - Jejunal Bypass Sleeve (DJBS) insertion

Rich, Graeme, McMaster, Jessica, Gandhi, Arjun, Veronique, Chachay, Fletcher, Linda, Tallis, Caroline, Macdonald, Graeme and Holtmann, Gerald J. (2017). Improvements of liver and glycaemic parameters after Duodenal - Jejunal Bypass Sleeve (DJBS) insertion. Digestive Disease Week (DDW), Chicago Il, May 06-09, 2017. Philadelphia: W B SAUNDERS CO-ELSEVIER INC. doi: 10.1016/S0016-5085(17)32260-6

Improvements of liver and glycaemic parameters after Duodenal - Jejunal Bypass Sleeve (DJBS) insertion

2017

Journal Article

Is there a link between H. Pylori and the epidemiology of Crohn’s disease?

Shah, Ayesha, Talley, Nicholas J., Walker, Marjorie, Koloski, Natasha, Morrison, Mark, Burger, Daniel, Andrews, Jane M., McGuckin, Michael, Jones, Mike and Holtmann, Gerald (2017). Is there a link between H. Pylori and the epidemiology of Crohn’s disease?. Digestive Diseases and Sciences, 62 (9), 1-9. doi: 10.1007/s10620-017-4496-z

Is there a link between H. Pylori and the epidemiology of Crohn’s disease?

Current funding

  • 2022 - 2026
    ARC Training Centre for Behavioural Insights for Technology Adoption (BITA) (ARC Industrial Transformation Training Centre Administered by QUT)
    Queensland University of Technology
    Open grant
  • 2021 - 2025
    A practice change for patients with severe chronic, clinically unexplained gastrointestinal symptoms: A randomised, controlled intervention to assess efficacy and cost-effectiveness
    NHMRC IDEAS Grants
    Open grant

Past funding

  • 2020 - 2024
    Modulation of the Gastrointestinal Microbiome with probiotics and subsequent Methane production as a novel approach to treat constipation: A Proof of Principle Study (TRI Sport Grant led by PAH)
    Metro South Hospital and Health Service
    Open grant
  • 2020 - 2025
    Targeting the gut microbiome as a treatment for Primary Sclerosing Cholangitis: The Queensland Clinical Network Study
    NHMRC MRFF - Rare Cancers, Rare Diseases and Unmet Need
    Open grant
  • 2019 - 2024
    Centre for Research Excellence in Digestive Health (NHMRC CRE administered by University of Newcastle)
    University of Newcastle
    Open grant
  • 2016
    Establishing a gnotobiotic germ-free mouse facility
    UQ Major Equipment and Infrastructure
    Open grant
  • 2016
    The Australian human microbiota project-microbe isolation facility
    UQ Major Equipment and Infrastructure
    Open grant
  • 2015 - 2018
    Pathophysiology of functional dyspepsia: Integration of upper gut function, inflammation and a systems biology approach.
    NHMRC Project Grant
    Open grant
  • 2014 - 2017
    Functional dyspepsia: Characterisation of the immunopathology and testing a novel therapeutic strategy (NHMRC Project Grant administered by the University of Newcastle)
    University of Newcastle
    Open grant

Availability

Professor Gerald Holtmann is:
Available for supervision

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Supervision history

Current supervision

  • Doctor Philosophy

    IBD and mental health tools: a holistic approach to discovery and appropriate tool.

    Principal Advisor

    Other advisors: Dr Ayesha Shah

  • Doctor Philosophy

    Effects the COVID-19 pandemic on the outcome and management of highly prevalent gastrointestinal conditions

    Principal Advisor

    Other advisors: Dr Ayesha Shah

  • Doctor Philosophy

    Reimagining Health Equity and Access in Colorectal Cancer Screening. A population perspective.

    Principal Advisor

    Other advisors: Dr Ayesha Shah

  • Doctor Philosophy

    Exercise training on people with severe chronic, clinically unexplained gastrointestinal symptoms: A randomised, controlled trial.

    Associate Advisor

    Other advisors: Professor Jeff Coombes

  • Doctor Philosophy

    The role of the gut microbiome in alcohol related liver disease

    Associate Advisor

    Other advisors: Professor Jason Connor, Dr Paul Clark

  • Doctor Philosophy

    Study of TOfacitinib for the treatment of chronic Pouchitis

    Associate Advisor

    Other advisors: Associate Professor Jakob Begun

Completed supervision

Enquiries

Contact Professor Gerald Holtmann directly for media enquiries about:

  • colon cancer screening
  • Gastroenterology
  • Gut Health
  • Microbiome
  • Neurogastroenterology

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