Following on from our webinar, The Microbiome of IBD and CD – Potential Mechanisms of Probiotics we’ve pulled together some of the key resources and references discussed within the webinar. If you missed the live webinar, you can register to watch the recording.


From Dr Bridgette Wilson’s session:

Ananthakrishnan AN, Luo C, Yajnik V, et al. Gut Microbiome Function Predicts Response to Anti-integrin Biologic Therapy in Inflammatory Bowel Diseases. Cell Host Microbe. 2017;21(5):603-610.e3. doi:10.1016/j.chom.2017.04.010

Bamola VD, Dubey D, Samanta P, et al. Role of a probiotic strain in the modulation of gut microbiota and cytokines in inflammatory bowel disease. Anaerobe. 2022;78:102652. doi:10.1016/j.anaerobe.2022.102652

Chen M, Feng Y, Liu W. Efficacy and safety of probiotics in the induction and maintenance of inflammatory bowel disease remission: a systematic review and meta-analysis. Ann Palliat Med. 2021;10(11):11821-11829. doi:10.21037/apm-21-2996

International Scientific Association for Probiotics and Prebiotics (ISSAP). Probiotics. Available at: (Accessed 20.05.2024).

Lomer MCE, Wilson B, Wall CL. British Dietetic Association consensus guidelines on the nutritional assessment and dietary management of patients with inflammatory bowel disease. J Hum Nutr Diet. 2023;36(1):336-377. doi:10.1111/jhn.13054

Madempudi RS, Ahire JJ, Neelamraju J, Tripathi A, Nanal S. Randomized clinical trial: the effect of probiotic Bacillus coagulans Unique IS2 vs. placebo on the symptoms management of irritable bowel syndrome in adults. Sci Rep. 2019;9(1):12210. Published 2019 Aug 21. doi:10.1038/s41598-019-48554-x

Oh GM, Moon W, Seo KI, et al. Changes in the Crohn’s Disease Activity Index and Safety of Administering Saccharomyces Boulardii in Patients with Crohn’s Disease in Clinical Remission: A Single Hospital-based Retrospective Cohort Study. Korean J Gastroenterol. 2020;76(6):314-321. doi:10.4166/kjg.2020.115

Glassner KL, Abraham BP, Quigley EMM. The microbiome and inflammatory bowel disease. J Allergy Clin Immunol. 2020;145(1):16-27. doi:10.1016/j.jaci.2019.11.003

Santana PT, Rosas SLB, Ribeiro BE, Marinho Y, de Souza HSP. Dysbiosis in Inflammatory Bowel Disease: Pathogenic Role and Potential Therapeutic Targets. Int J Mol Sci. 2022;23(7):3464. Published 2022 Mar 23. doi:10.3390/ijms23073464

Salim SY, Söderholm JD. Importance of disrupted intestinal barrier in inflammatory bowel diseases. Inflamm Bowel Dis. 2011;17(1):362-381. doi:10.1002/ibd.21403

Sokol H, Brot L, Stefanescu C, et al. Prominence of ileal mucosa-associated microbiota to predict postoperative endoscopic recurrence in Crohn’s disease. Gut. 2020;69(3):462-472. doi:10.1136/gutjnl-2019-318719

Yilmaz B, Juillerat P, Øyås O, et al. Microbial network disturbances in relapsing refractory Crohn’s disease [published correction appears in Nat Med. 2019 Apr;25(4):701]. Nat Med. 2019;25(2):323-336. doi:10.1038/s41591-018-0308-z

Zheng J, Sun Q, Zhang J, Ng SC. The role of gut microbiome in inflammatory bowel disease diagnosis and prognosis [published correction appears in United European Gastroenterol J. 2023 Apr;11(3):313]. United European Gastroenterol J. 2022;10(10):1091-1102. doi:10.1002/ueg2.12338

From Cristian Costas Batlle’s session:

Ali B, Khan AR. Efficacy of Probiotics in Management of Celiac Disease. Cureus. 2022;14(2):e22031.

Francavilla R, Piccolo M, Francavilla A, et al. Clinical and Microbiological Effect of a Multispecies Probiotic Supplementation in Celiac Patients With Persistent IBS-type Symptoms: A Randomized, Double-Blind, Placebo-controlled, Multicenter Trial. J Clin Gastroenterol. 2019;53(3):e117-e125.

Harnett J, Myers SP, Rolfe M. Probiotics and the Microbiome in Celiac Disease: A Randomised Controlled Trial. Evid Based Complement Alternat Med. 2016;2016:9048574

Levescot A, Malamut G, Cerf-Bensussan N. Immunopathogenesis and environmental triggers in coeliac disease. Gut.

Longhini G, Layra & Bonini, Luca & Verdi, et al. Systematic review and meta-analysis of the action of gut microbiota and nutrology in celiac disease: state of the art. International Journal of Nutrology. 2022;15.

Marasco G, Cirota GG, Rossini B, et al. Probiotics, Prebiotics and Other Dietary Supplements for Gut Microbiota Modulation in Celiac Disease Patients. Nutrients. 2020;12(9):2674.

Mozafarybazargany M, Khonsari M, Sokoty L, Ejtahed HS, Qorbani M. The effects of probiotics on gastrointestinal symptoms and microbiota in patients with celiac disease: a systematic review and meta-analysis on clinical trials. Clin Exp Med. 2023;23(6):2773-2788

Olivares M, Castillejo G, Varea V, Sanz Y. Double-blind, randomised, placebo-controlled intervention trial to evaluate the effects of Bifidobacterium longum CECT 7347 in children with newly diagnosed coeliac disease. Br J Nutr. 2014;112(1):30-40.

Pecora F, Persico F, Gismondi P, et al. Gut Microbiota in Celiac Disease: Is There Any Role for Probiotics?. Front Immunol. 2020;11:957.

Pinto-Sanchez MI, Seiler CL, Santesso N, et al. Association Between Inflammatory Bowel Diseases and Celiac Disease: A Systematic Review and Meta-Analysis. Gastroenterology. 2020;159(3):884-903.e31

Seiler CL, Kiflen M, Stefanolo JP, et al. Probiotics for Celiac Disease: A Systematic Review and Meta-Analysis of Randomized Controlled Trials [published correction appears in Am J Gastroenterol. 2021 Sep 1;116(9):1968]. Am J Gastroenterol. 2020;115(10):1584-1595.

Smecuol E, Constante M, Temprano MP, et al. Effect of Bifidobacterium infantis NLS super strain in symptomatic coeliac disease patients on long-term gluten-free diet – an exploratory study. Benef Microbes. 2020;11(6):527-534.

Smecuol E, Hwang HJ, Sugai E, et al. Exploratory, randomized, double-blind, placebo-controlled study on the effects of Bifidobacterium infantis natren life start strain super strain in active celiac disease. J Clin Gastroenterol. 2013;47(2):139-147.


Optibac logo

Webpage. Includes information to check probiotic supplements and ingredients

Probiotics Learning Hub

Probiotic Professionals – Resources for healthcare professionals including the professional probiotics database

Probiotics strains explained by a microbiologist. Dr Kate Steed

Contact the Optibac HCP team for further support and training resources 





@bda_gastro (Twitter) and @bda_gastro (Instagram) for the group

Probiotics Factsheet (2022)

probiotics factsheet

BDA Learning Zone

Resources for patients:

NHS Patient Webinars

IBD Relief

Crohn’s and Colitis UK


Speaker: Dr Bridgette Wilson, Clinical and Research Dietitian


 Bridgette Wilson


Speaker: Cristian Costas Batlle, Gastroenterology dietitian


 Cristian Costas Batlle


Partner: Optibac



We hope you find these references and resources helpful. If you have benefited from our webinar, please consider supporting us by providing a small donation to help contribute the costs of running our programme. We are grateful for any support in funding our mission to improve the health of the people and our planet.