By Professor Georgina Hold

Conference Papers

Hold GL; Smith M; McColl KE; El-Omar EM, 2003, 'A functional toll-like receptor 4 polymorphism increases risk of H-pylori-induced premalignant changes', in GASTROENTEROLOGY, W B SAUNDERS CO, FLORIDA, ORLANDO, pp. A19 - A20, presented at Digestive Disease Week 2003 Meeting/104th Annual Meeting of the American-Gastroenterological-Association, FLORIDA, ORLANDO, 17 May 2003 - 22 May 2003, http://dx.doi.org/10.1016/S0016-5085(03)80097-5

Troost E; Hold GL; Smith MG; Mowat A; McColl KE; El-Omar EM, 2003, 'Gastric cancer relatives have a high prevalence of IL-18 and TGF-B1 proinflammatory genotypes', in GASTROENTEROLOGY, W B SAUNDERS CO, FLORIDA, ORLANDO, pp. A6 - A6, presented at Digestive Disease Week 2003 Meeting/104th Annual Meeting of the American-Gastroenterological-Association, FLORIDA, ORLANDO, 17 May 2003 - 22 May 2003, http://dx.doi.org/10.1016/S0016-5085(03)80031-8

Troost E; Hold GL; Smith M; Chow WH; Rabkin CS; McColl KEL; El-Omar EM, 2002, 'Role of interleukin-1 beta and other potential genetic markers as indicators of gastric cancer risk', in Hunt RH; Tytgat GNJ (ed.), HELICOBACTER PYLORI: BASIC MECHANISMS TO CLINICAL CURE 2002, SPRINGER, HI, Maui, pp. 215 - 223, presented at 5th Symposium on Helicobacter Pylori - Basic Mechanisms to Clinical Care, HI, Maui, 10 November 2002 - 13 November 2002, https://www.webofscience.com/api/gateway?GWVersion=2&SrcApp=PARTNER_APP&SrcAuth=LinksAMR&KeyUT=WOS:000222982900022&DestLinkType=FullRecord&DestApp=ALL_WOS&UsrCustomerID=891bb5ab6ba270e68a29b250adbe88d1

Garza-Gonzalez E; Hold GL; Perez-Perez GI; Bosques-Padilla FJ; Tijerina-Menchaca R; El-Omar EM, 2002, 'Role of the polymorphic cytokines genes in gastric cancer in Mexico', in GUT, BRITISH MED JOURNAL PUBL GROUP, GREECE, ATHENS, pp. A23 - A23, presented at 15th International Workshop on Gastrointestinal Pathology and Helicobacter, GREECE, ATHENS, 11 September 2002 - 14 September 2002, https://www.webofscience.com/api/gateway?GWVersion=2&SrcApp=PARTNER_APP&SrcAuth=LinksAMR&KeyUT=WOS:000178344100085&DestLinkType=FullRecord&DestApp=ALL_WOS&UsrCustomerID=891bb5ab6ba270e68a29b250adbe88d1

Conference Abstracts

Koentgen S; Zhang F; Yip S; Brooks E; Grimm MC; Hold G, 2026, 'Defining the Microbiome in First-degree Relatives of IBD Patients through Systematic Review, Meta-analysis and Secondary Bioinformatic Re-analysis', in JOURNAL OF CROHNS & COLITIS, OXFORD UNIV PRESS, Vol. 20, http://dx.doi.org/10.1093/ecco-jcc/jjaf231.201

Yim HCH; Quinn C; Jiang X-T; Hold GL; El-Omar E; Goldstein D, 2025, '235eP Influence of gut and oral microbiomes on chemotherapy survival status in gastrointestinal cancer patients in Australia', in Annals of Oncology, Elsevier, Vol. 36, pp. s298 - s299, http://dx.doi.org/10.1016/j.annonc.2025.08.665

Chin M; Ni K; Macara M; White C; Hold G, 2024, 'Professionalizing the Scientific Review', in Professionalizing the Scientific Review, presented at 5th National HREC Conference

Lambert K; Cosier D; Jayawardana T; Tavakoli P; Hold G, 2024, 'Completion rates when collecting detailed dietary information from adults and children in a longitudinal IBD cohort study', in JOURNAL OF GASTROENTEROLOGY AND HEPATOLOGY, WILEY, Vol. 39, pp. 210 - 210

Little R; Jayawardana T; Zhang F; Koentgen S; Wu N; Tavakoli P; Chung A; Ho A; Boussioutas A; Ward M; Sparrow MP; Gibson P; Ghaly S; Corte C; Talley NJ; Leach S; Lemberg D; Dutt S; Paramsothy S; Leong R; Connor SJ; Hold G, 2024, 'Gut microbiota are associated with disease activity in patients with Crohn's disease and ulcerative colitis: baseline sequencing from the Australian IBD Microbiome study', in JOURNAL OF GASTROENTEROLOGY AND HEPATOLOGY, WILEY, Vol. 39, pp. 234 - 234

Cosier D; Charlton K; Lambert K; Alvesneri JS; Batterham M; Koentgen S; Wu N; Tavakoli P; Chung A; Ho A; Ghaly S; Connor SJ; Leong R; Talley NJ; Leach S; Lemberg D; Dutt S; Hold G, 2024, 'Healthier dietary intake is positively associated with disease activity and inflammation in Australian adults with inflammatory bowel disease', in JOURNAL OF GASTROENTEROLOGY AND HEPATOLOGY, WILEY, Vol. 39, pp. 319 - 319

Jayawardana T; Little R; Zhang F; Koentgen S; Wu N; Tavakoli P; Chung A; Ho A; Boussioutas A; Ward M; Sparrow MP; Gibson P; Ghaly S; Corte C; Talley NJ; Leach S; Dutt S; Lemberg A; Paramsothy S; Connor SJ; Leong R; Hold G, 2024, 'Impaired health-related quality of life is associated with alterations in gut microbiota in patients with inflammatory bowel disease: baseline sequencing from the Australian IBD Microbiome study', in JOURNAL OF GASTROENTEROLOGY AND HEPATOLOGY, WILEY, Vol. 39, pp. 217 - 218

Houshyar Y; Zhang F; Wu N; Tavakoli P; Grimm MC; Connor SJ; Ghaly S; Hold G, 2024, 'Longitudinal microbial dynamics in an Australian adult inflammatory bowel disease cohort', in JOURNAL OF GASTROENTEROLOGY AND HEPATOLOGY, WILEY, Vol. 39, pp. 209 - 210

Jayawardana T; Little R; Zhang F; Koentgen S; Wu N; Tavakoli P; Chung A; Ho A; Boussioutas A; Ward M; Sparrow MP; Gibson P; Ghaly S; Corte C; Talley NJ; Leach S; Dutt S; Lemberg A; Paramsothy S; Leong R; Connor SJ; Hold G, 2024, 'Microbial signatures associated with inflammatory bowel disease in Australia: baseline sequencing from the Australian IBD Microbiome study', in JOURNAL OF GASTROENTEROLOGY AND HEPATOLOGY, WILEY, Vol. 39, pp. 216 - 217

Koentgen S; Zhang F; Khadka S; Jiang X; Jayawardana T; Allen-Vercoe E; O'Brien C; Hold G, 2024, 'Multiomic modelling of antibiotic perturbed faecal microbial communities demonstrates reduced microbial resilience in inflammatory bowel disease', in JOURNAL OF GASTROENTEROLOGY AND HEPATOLOGY, WILEY, Vol. 39, pp. 148 - 149

Cosier D; Lambert K; Batterham M; Charlton K; Hold G, 2024, 'Positive relationship between plant diversity dietary patterns and disease activity in Australian adults with Inflammatory Bowel Disease', in Proceedings of The Nutrition Society, Cambridge University Press (CUP), Vol. 83, pp. e68, http://dx.doi.org/10.1017/s0029665124000867

Koentgen S; Zhang F; Wu N; Jayawardana T; Little R; Tavakoli P; Ghaly S; Connor SJ; Hold G, 2024, 'Unique faecal microbial profiles in first degree relatives of inflammatory bowel disease patients', in JOURNAL OF GASTROENTEROLOGY AND HEPATOLOGY, WILEY, Vol. 39, pp. 209 - 209

Susic DF; Chua X-Y; Roberts L; Hold G; Davis G; Mangos G; O'Sullivan A; Craig M; El-Omar E; Henry A, 2023, 'Microbiome in Maternity Study (MUMS) - Gut, Oral and Vaginal Microbial Species During Pregnancy and Their Association with Adverse Pregnancy Outcomes', in REPRODUCTIVE SCIENCES, SPRINGER HEIDELBERG, AUSTRALIA, Brisbane, Vol. 30, pp. 152A - 152A, presented at 70th Annual Meeting of the Society for Reproductive Investigation (SRI), AUSTRALIA, Brisbane, 21 March 2023 - 25 March 2023

Tavakoli P; Wu N; Shapiro AJ; Sanchez-Lomba B; Pipicella JL; Lo L; Williams A-J; Ghaly S; Leach ST; Corte C; Burke C; Samocha-Bonet D; Lambert K; Wasinger V; Dutt S; Pavli P; Grimm MC; Lemberg D; Connor S; Leong R; Hold G; Paramsothy R; O'Brien C, 2022, 'A snapshot of inflammatory bowel disease in Australia: Interim analysis of the Australian IBD Microbiome (AIM) Study cohort', in JOURNAL OF GASTROENTEROLOGY AND HEPATOLOGY, WILEY, Vol. 37, pp. 159 - 159, https://www.webofscience.com/api/gateway?GWVersion=2&SrcApp=PARTNER_APP&SrcAuth=LinksAMR&KeyUT=WOS:000852585700240&DestLinkType=FullRecord&DestApp=ALL_WOS&UsrCustomerID=891bb5ab6ba270e68a29b250adbe88d1

Bridge S; Nelson A; Kennedy N; Lodge J; Morgan H; Berry S; Simpkins R; Tremelling M; Nutland S; Probert C; Parkes M; Mansfield J; Smith D; Hold G; Lees C; Stewart C; Lamb C, 2021, 'P88 The impact of NOD2 deficiency on the gut mycobiota in crohn’s disease patients in remission', BMJ, pp. a86.1 - a8a86, presented at Posters, http://dx.doi.org/10.1136/gutjnl-2020-bsgcampus.163

Mukhopadhya I; Berry S; Thomson J; Murray GI; El-Omar EM; Hold GL; Hijazi K, 2015, 'CHARACTERISATION OF DRUG TRANSPORTER GENE EXPRESSION IN COLORECTAL TISSUE AND CELL LINES: INDUCTION WITH ANTI-RETROVIRALS FOR MICROBICIDE OPTIMISATION', in GUT, BMJ PUBLISHING GROUP, ENGLAND, London, Vol. 64, pp. A173 - A174, presented at 2nd Digestive-Disorders-Federation Conference, ENGLAND, London, 22 June 2015 - 25 June 2015, http://dx.doi.org/10.1136/gutjnl-2015-309861.370

Connors J; Hansen R; Dunn KA; Langille MG; Russell RK; Otley AR; MacIntyre B; El-Omar E; Bielawski JP; Hold GL; Van Limbergen J, 2015, 'Assessment of Community Structure and Predictive Functional Profiling of the Mucosa-Associated Microbiome Implicates Alterations in Benzoate Metabolism in 'de novo' IBD After Pouch-Surgery and in Treatment-Naive Pediatric IBD', in GASTROENTEROLOGY, W B SAUNDERS CO-ELSEVIER INC, DC, Washington, Vol. 148, pp. S45 - S45, presented at 46th Annual Digestive Disease Week (DDW), DC, Washington, 16 May 2015 - 19 May 2015, https://www.webofscience.com/api/gateway?GWVersion=2&SrcApp=PARTNER_APP&SrcAuth=LinksAMR&KeyUT=WOS:000359414700159&DestLinkType=FullRecord&DestApp=ALL_WOS&UsrCustomerID=891bb5ab6ba270e68a29b250adbe88d1

Connors J; Hansen R; Dunn KA; Langille MG; Russell RK; Otley AR; MacIntyre B; El-Omar E; Bielawski JP; Hold GL; Van Limbergen J, 2015, 'Assessment of community structure and predictive functional profiling of the mucosa-associated microbiome implicates alterations in benzoate metabolism in 'de novo' IBD after pouch-surgery and in treatment-naive pediatric IBD', in JOURNAL OF CROHNS & COLITIS, OXFORD UNIV PRESS, Vol. 9, pp. S439 - S439, https://www.webofscience.com/api/gateway?GWVersion=2&SrcApp=PARTNER_APP&SrcAuth=LinksAMR&KeyUT=WOS:000353811200830&DestLinkType=FullRecord&DestApp=ALL_WOS&UsrCustomerID=891bb5ab6ba270e68a29b250adbe88d1

Preprints

Mahalhal A; Burkitt MD; Duckworth CA; Hold GL; Campbell BJ; Pritchard DM; Probert CS, Long-term iron deficiency and iron supplementation exacerbate acute DSS-induced colitis and are associated with significant dysbiosis, http://dx.doi.org/10.1101/585174

Giri R; Teh JJ; Zhang F; Reed H; Hold GL; Cuiv PO; Morrison M; Begun J, Microbial Immunomodulatory Function is Altered in Inflammatory Bowel Disease Independent of Microbial Composition, http://dx.doi.org/10.64898/2026.07.22.740186

Mahalhal A; Williams JM; Johnson S; Ellaby N; Duckworth CA; Burkitt MD; Liu X; Hold GL; Campbell BJ; Pritchard DM; Probert CS, Oral iron exacerbates colitis and influences the intestinal microbiome, http://dx.doi.org/10.1101/385997

Ormsby MJ; Johnson SA; Meikle LM; Goldstone RJ; McIntosh A; Wessel HM; Hulme HE; McConnachie CC; Connolly JPR; Roe AJ; Hasson C; Boyd J; Fitzgerald E; Gerasimidis K; Morrison D; Hold G; Hansen R; Smith DGE; Wall DM, Propionic acid promotes the virulent phenotype of Crohn’s disease-associated adherent-invasive Escherichia coli, http://dx.doi.org/10.1101/387647

Whelan R; Wands D; Rimmer P; Hansen R; Wilson D; Moran G; Imai J; Hold G; Chapple I; Iqbal T; Gerasimidis K; Ho G, Reproducible ecological restructuring of the oral microbiome defines the oral-gut axis in Crohn’s disease, http://dx.doi.org/10.64898/2026.04.28.26351936

LE Tearle J; Zhang F; Jackson KJ; Malhotra P; Tavakoli P; Koentgen S; Warren J; Williams C; Haque A; Arzivian A; Tedla N; Kim A; King HW; Hold GL; Ghaly S; James KR, The primary sclerosing cholangitis and ulcerative colitis colonic mucosa defined through paired microbial and single-cell RNA sequencing, http://dx.doi.org/10.1101/2024.08.12.607536

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