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2026

Conference Publication

Interim results of a randomized controlled practice change trial: Comparing diet, exercise, and internet-delivered cognitive behavioral therapy intervention in disorders of gut-brain interaction

Holtmann, Gerald, Kulin, Dmitrii, Shah, Ayesha, Fairlie, Thomas, Koloski, Natasha and Jones, Michael (2026). Interim results of a randomized controlled practice change trial: Comparing diet, exercise, and internet-delivered cognitive behavioral therapy intervention in disorders of gut-brain interaction. HOBOKEN: WILEY.

Interim results of a randomized controlled practice change trial: Comparing diet, exercise, and internet-delivered cognitive behavioral therapy intervention in disorders of gut-brain interaction

2026

Conference Publication

Development and validation of GI symptoms animated pictograms (GAPs) as a diagnostic tool for gi dysfunction among patients with cognitive impairment

Ehab Samir Ayad, Mina, Yeh Lee, Yeong, Holtmann, Gerald, Kuo, Braden, Schmulson, Max, Viet Hang, Dao, Ghoshal, Uday, Marie Lawenko, Rona, Miftahussurur, Muhammad, Ali, Enaam, Faizal, Mohd, Kueh, Erica and Oshima, Tadayuki (2026). IDDF2026-ABS-0193 Development and validation of GI symptoms animated pictograms (GAPs) as a diagnostic tool for gi dysfunction among patients with cognitive impairment. BMJ Publishing Group Ltd and British Society of Gastroenterology. doi: 10.1136/gutjnl-2026-iddf.271

Development and validation of GI symptoms animated pictograms (GAPs) as a diagnostic tool for gi dysfunction among patients with cognitive impairment

2026

Conference Publication

SINGLE ADMINISTRATION OF ESCALATING DOSES OF EP-104GI LEADS TO PERSISTENT IMPROVEMENTS IN HISTOLOGICAL FEATURES OF EOSINOPHILIC ESOPHAGITIS OVER 36 WEEKS IN RESOLVE, A PHASE 1B/ 2 DOSE ESCALATION AND OPTIMIZATION TRIAL

Ma, Christopher, Nguyen, Nam Q., Ko, Hin Hin, Ho, Vincent, Afif, Waqqas, Holtmann, Gerald J., Dellon, Evan S., Dobek, Christine, Dye, Andrew, Kowalski, Mark M. and Malone, Amanda (2026). SINGLE ADMINISTRATION OF ESCALATING DOSES OF EP-104GI LEADS TO PERSISTENT IMPROVEMENTS IN HISTOLOGICAL FEATURES OF EOSINOPHILIC ESOPHAGITIS OVER 36 WEEKS IN RESOLVE, A PHASE 1B/ 2 DOSE ESCALATION AND OPTIMIZATION TRIAL. PHILADELPHIA: W B SAUNDERS CO-ELSEVIER INC.

SINGLE ADMINISTRATION OF ESCALATING DOSES OF EP-104GI LEADS TO PERSISTENT IMPROVEMENTS IN HISTOLOGICAL FEATURES OF EOSINOPHILIC ESOPHAGITIS OVER 36 WEEKS IN RESOLVE, A PHASE 1B/ 2 DOSE ESCALATION AND OPTIMIZATION TRIAL

2026

Conference Publication

A comparison of diagnostic methodologies for small intestinal bacterial overgrowth: aspirate culture, breath testing and the Atmo capsule

Shah, Ayesha, Ghoshal, Uday C., Fairlie, Thomas, Ghoshal, Ujjala, Koloski, Natasha, Lim, Yenkai, Morrison, Mark, Sahu, Shikha, Singh, Madhuri, Spencer, Sean, Gibson, Peter R. and Holtmann, Gerald (2026). A comparison of diagnostic methodologies for small intestinal bacterial overgrowth: aspirate culture, breath testing and the Atmo capsule. Digestive Disease Week (DDW) 2026, Chicago, IL, United States, 2-5 May 2026. Philadelphia, PA, United States: Elsevier. doi: 10.1016/s0016-5085(26)05815-4

A comparison of diagnostic methodologies for small intestinal bacterial overgrowth: aspirate culture, breath testing and the Atmo capsule

2026

Conference Publication

Tu1102 Single administration of EP-104GI in resolve, a phase 1B/2 trial in eosinophilic esophagitis, improves endoscopic features of inflammation and fibrosis over 36 weeks

Gonsalves, Nirmala, Nguyen, Nam Q., Ko, Hin Hin, Ho, Vincent, Afif, Waqqas, Holtmann, Gerald J., Dellon, Evan S., Ravikumar, Pranali, Dye, Andrew, Malone, Amanda and Kowalski, Mark M. (2026). Tu1102 SINGLE ADMINISTRATION OF EP-104GI IN RESOLVE, A PHASE 1B/2 TRIAL IN EOSINOPHILIC ESOPHAGITIS, IMPROVES ENDOSCOPIC FEATURES OF INFLAMMATION AND FIBROSIS OVER 36 WEEKS. Gastrointestinal Endoscopy, 103 (5), S-817. doi: 10.1016/s0016-5107(26)02133-4

Tu1102 Single administration of EP-104GI in resolve, a phase 1B/2 trial in eosinophilic esophagitis, improves endoscopic features of inflammation and fibrosis over 36 weeks

2026

Conference Publication

400 SINGLE ADMINISTRATION OF ESCALATING DOSES OF EP-104GI LEADS TO PERSISTENT IMPROVEMENTS IN HISTOLOGICAL FEATURES OF EOSINOPHILIC ESOPHAGITIS OVER 36 WEEKS IN RESOLVE, A PHASE 1B/2 DOSE ESCALATION AND OPTIMIZATION TRIAL

Ma, Christopher, Nguyen, Nam Q., Ko, Hin Hin, Ho, Vincent, Afif, Waqqas, Holtmann, Gerald J., Dellon, Evan S., Dobek, Christine, Dye, Andrew, Kowalski, Mark M. and Malone, Amanda (2026). 400 SINGLE ADMINISTRATION OF ESCALATING DOSES OF EP-104GI LEADS TO PERSISTENT IMPROVEMENTS IN HISTOLOGICAL FEATURES OF EOSINOPHILIC ESOPHAGITIS OVER 36 WEEKS IN RESOLVE, A PHASE 1B/2 DOSE ESCALATION AND OPTIMIZATION TRIAL. Elsevier BV. doi: 10.1016/s0016-5085(26)01797-x

400 SINGLE ADMINISTRATION OF ESCALATING DOSES OF EP-104GI LEADS TO PERSISTENT IMPROVEMENTS IN HISTOLOGICAL FEATURES OF EOSINOPHILIC ESOPHAGITIS OVER 36 WEEKS IN RESOLVE, A PHASE 1B/2 DOSE ESCALATION AND OPTIMIZATION TRIAL

2026

Conference Publication

Addiction medicine involvement is associated with improved hepatitis C and viral hepatitis screening among hospitalised incarcerated patients who inject drugs

Fraz, Ezaam, Kasas, Leda, Carter, Matthew, Yeo, Jeremy, Anandan, Aathavan Shanmuga, Connor, Jason, Playford, Geoffrey, Runnegar, Naomi, Hayllar, Jeremy, Holtmann, Gerald, Clark, Paul and Palmer, Andrew (2026). Addiction medicine involvement is associated with improved hepatitis C and viral hepatitis screening among hospitalised incarcerated patients who inject drugs. EASL Congress 2026, Barcelona, Spain, 27-30 May 2026. Amsterdam, Netherlands: Elsevier. doi: 10.1016/s0168-8278(26)02216-6

Addiction medicine involvement is associated with improved hepatitis C and viral hepatitis screening among hospitalised incarcerated patients who inject drugs

2026

Conference Publication

Sa1759 DISORDERS OF GUT-BRAIN INTERACTION PRESENTING WITH SEVERELY ALTERED FOOD INTAKE BEHAVIOR (DGBI-AFIB): CHARACTERISATION OF A DISTINCT PATIENT GROUP

Shah, Ayesha, Moy, Naomi, Kulin, Dmitrii, Callaghan, Gavin, Fairlie, Thomas, Virgo, Kate, Hansen, Teressa J., Jones, Michael P., Koloski, Natasha A., Thapar, Nikhil and Holtmann, Gerald (2026). Sa1759 DISORDERS OF GUT-BRAIN INTERACTION PRESENTING WITH SEVERELY ALTERED FOOD INTAKE BEHAVIOR (DGBI-AFIB): CHARACTERISATION OF A DISTINCT PATIENT GROUP. Elsevier BV. doi: 10.1016/s0016-5085(26)04460-4

Sa1759 DISORDERS OF GUT-BRAIN INTERACTION PRESENTING WITH SEVERELY ALTERED FOOD INTAKE BEHAVIOR (DGBI-AFIB): CHARACTERISATION OF A DISTINCT PATIENT GROUP

2026

Conference Publication

400 Single administration of escalating doses of EP-104GI leads to persistent improvements in histological features of eosinophilic esophagitis over 36 weeks in resolve, a phase 1B/2 dose escalation and optimization trial

Ma, Christopher, Nguyen, Nam Q., Ko, Hin Hin, Ho, Vincent, Afif, Waqqas, Holtmann, Gerald J., Dellon, Evan S., Dobek, Christine, Dye, Andrew, Kowalski, Mark M. and Malone, Amanda (2026). 400 SINGLE ADMINISTRATION OF ESCALATING DOSES OF EP-104GI LEADS TO PERSISTENT IMPROVEMENTS IN HISTOLOGICAL FEATURES OF EOSINOPHILIC ESOPHAGITIS OVER 36 WEEKS IN RESOLVE, A PHASE 1B/2 DOSE ESCALATION AND OPTIMIZATION TRIAL. Gastrointestinal Endoscopy, 103 (5), S-627. doi: 10.1016/s0016-5107(26)01728-1

400 Single administration of escalating doses of EP-104GI leads to persistent improvements in histological features of eosinophilic esophagitis over 36 weeks in resolve, a phase 1B/2 dose escalation and optimization trial

2026

Conference Publication

Prevalence of orthostatic intolerance in patients with disorders of gut-brain interaction: a systematic review and meta-analysis

Ayaki, Kana, Shah, Ayesha, Fairlie, Thomas, Kulin, Dmitrii, Staller, Kyle, Nurko, Samuel, Keefer, Laurie, Aziz, Qasim, Drossman, Douglas A., Jones, Michael P. and Holtmann, Gerald (2026). Tu1700 PREVALENCE OF ORTHOSTATIC INTOLERANCE IN PATIENTS WITH DISORDERS OF GUT-BRAIN INTERACTION: A SYSTEMATIC REVIEW AND META-ANALYSIS. Gastrointestinal Endoscopy, 103 (5), S-1961. doi: 10.1016/s0016-5107(26)04630-4

Prevalence of orthostatic intolerance in patients with disorders of gut-brain interaction: a systematic review and meta-analysis

2026

Conference Publication

A comparison of diagnostic methodologies for small intestinal bacterial overgrowth: aspirate culture, breath testing and the Atmo capsule

Shah, Ayesha, Ghoshal, Uday C., Fairlie, Thomas, Ghoshal, Ujjala, Koloski, Natasha, Lim, Yenkai, Morrison, Mark, Sahu, Shikha, Singh, Madhuri, Spencer, Sean, Gibson, Peter R. and Holtmann, Gerald (2026). Su1303 A COMPARISON OF DIAGNOSTIC METHODOLOGIES FOR SMALL INTESTINAL BACTERIAL OVERGROWTH: ASPIRATE CULTURE, BREATH TESTING AND THE ATMO CAPSULE. Gastrointestinal Endoscopy, 103 (5), S-2458. doi: 10.1016/s0016-5107(26)05746-9

A comparison of diagnostic methodologies for small intestinal bacterial overgrowth: aspirate culture, breath testing and the Atmo capsule

2026

Conference Publication

Tu1101 Durability of dysphagia improvements following single administration of EP-104GI in participants with eosinophilic esophagitis during dose escalation in the resolve trial

Bredenoord, Albert J., Nguyen, Nam Q., Ho, Vincent, Ko, Hin Hin, Afif, Waqqas, Holtmann, Gerald J., Dellon, Evan S., Kolisnik, Tyler, Dye, Andrew, Malone, Amanda and Kowalski, Mark M. (2026). Tu1101 DURABILITY OF DYSPHAGIA IMPROVEMENTS FOLLOWING SINGLE ADMINISTRATION OF EP-104GI IN PARTICIPANTS WITH EOSINOPHILIC ESOPHAGITIS DURING DOSE ESCALATION IN THE RESOLVE TRIAL. Gastrointestinal Endoscopy, 103 (5), S-817. doi: 10.1016/s0016-5107(26)02132-2

Tu1101 Durability of dysphagia improvements following single administration of EP-104GI in participants with eosinophilic esophagitis during dose escalation in the resolve trial

2026

Conference Publication

Comparison of culture of duodenal aspirate, glucose breath test and gas-sensing capsule data on the symptomatic response to rifaximin in patients with DGBI

Shah, Ayesha, Ghoshal, Uday C., Fairlie, Thomas, Ghoshal, Ujjala, Koloski, Natasha, Lim, Yenkai, Morrison, Mark, Sahu, Shikha, Singh, Madhuri, Spencer, Sean, Gibson, Peter R. and Holtmann, Gerald (2026). Comparison of culture of duodenal aspirate, glucose breath test and gas-sensing capsule data on the symptomatic response to rifaximin in patients with DGBI. Digestive Disease Week (DDW), Chicag, IL, United States, 2-5 May 2026. Philadelphia, PA, United States: Elsevier.

Comparison of culture of duodenal aspirate, glucose breath test and gas-sensing capsule data on the symptomatic response to rifaximin in patients with DGBI

2026

Conference Publication

Acute effects of botulinum toxin on the distensibility of the LES in patients with suspected achalasia and esophageal outlet obstruction

Luong, Suzanna, Wang, William J., McKillen, Ben, Moy, Naomi, Do, Anh and Holtmann, Gerald (2026). Acute effects of botulinum toxin on the distensibility of the LES in patients with suspected achalasia and esophageal outlet obstruction. Digestive Disease Week (DDW) 2026, Chicago, IL, United States, 2-5 May 2026. Philadelphia, PA, United States: Elsevier. doi: 10.1016/s0016-5085(26)01999-2

Acute effects of botulinum toxin on the distensibility of the LES in patients with suspected achalasia and esophageal outlet obstruction

2026

Conference Publication

Tu1102 SINGLE ADMINISTRATION OF EP-104GI IN RESOLVE, A PHASE 1B/2 TRIAL IN EOSINOPHILIC ESOPHAGITIS, IMPROVES ENDOSCOPIC FEATURES OF INFLAMMATION AND FIBROSIS OVER 36 WEEKS

Gonsalves, Nirmala, Nguyen, Nam Q., Ko, Hin Hin, Ho, Vincent, Afif, Waqqas, Holtmann, Gerald J., Dellon, Evan S., Ravikumar, Pranali, Dye, Andrew, Malone, Amanda and Kowalski, Mark M. (2026). Tu1102 SINGLE ADMINISTRATION OF EP-104GI IN RESOLVE, A PHASE 1B/2 TRIAL IN EOSINOPHILIC ESOPHAGITIS, IMPROVES ENDOSCOPIC FEATURES OF INFLAMMATION AND FIBROSIS OVER 36 WEEKS. Elsevier BV. doi: 10.1016/s0016-5085(26)02202-x

Tu1102 SINGLE ADMINISTRATION OF EP-104GI IN RESOLVE, A PHASE 1B/2 TRIAL IN EOSINOPHILIC ESOPHAGITIS, IMPROVES ENDOSCOPIC FEATURES OF INFLAMMATION AND FIBROSIS OVER 36 WEEKS

2026

Conference Publication

Tu1669 CHRONIC GASTROINTESTINAL SYMPTOMS AND SYSTEMIC COMORBIDITIES IN ADULT PATIENTS WITH HYPERMOBILITY SPECTRUM DISORDERS: A SYSTEMATIC REVIEW AND META-ANALYSIS

Kulin, Dmitrii, Shah, Ayesha, Fairlie, Thomas, Staller, Kyle, Nurko, Samuel, Keefer, Laurie, Aziz, Qasim, Drossman, Douglas A., Jones, Michael P. and Holtmann, Gerald (2026). Tu1669 CHRONIC GASTROINTESTINAL SYMPTOMS AND SYSTEMIC COMORBIDITIES IN ADULT PATIENTS WITH HYPERMOBILITY SPECTRUM DISORDERS: A SYSTEMATIC REVIEW AND META-ANALYSIS. Elsevier BV. doi: 10.1016/s0016-5085(26)04668-8

Tu1669 CHRONIC GASTROINTESTINAL SYMPTOMS AND SYSTEMIC COMORBIDITIES IN ADULT PATIENTS WITH HYPERMOBILITY SPECTRUM DISORDERS: A SYSTEMATIC REVIEW AND META-ANALYSIS

2026

Conference Publication

IRRITABLE BOWEL SYNDROME IS ASSOCIATED WITH A 2.5-FOLD INCREASED RISK OF INFERTILITY AMONG PRIMARY CARE PATIENTS

Koloski, Natasha A., Jones, Michael P., Shah, Ayesha, Holtmann, Gerald and Talley, Nicholas J. (2026). IRRITABLE BOWEL SYNDROME IS ASSOCIATED WITH A 2.5-FOLD INCREASED RISK OF INFERTILITY AMONG PRIMARY CARE PATIENTS. Digestive Disease Week (DDW), Chicago Il, May 02-05, 2026. PHILADELPHIA: W B SAUNDERS CO-ELSEVIER INC.

IRRITABLE BOWEL SYNDROME IS ASSOCIATED WITH A 2.5-FOLD INCREASED RISK OF INFERTILITY AMONG PRIMARY CARE PATIENTS

2026

Conference Publication

582 COMPARISON OF CULTURE OF DUODENAL ASPIRATE, GLUCOSE BREATH TEST AND GAS-SENSING CAPSULE DATA ON THE SYMPTOMATIC RESPONSE TO RIFAXIMIN IN PATIENTS WITH DGBI

Shah, Ayesha, Ghoshal, Uday C., Fairlie, Thomas, Ghoshal, Ujjala, Koloski, Natasha, Lim, Yenkai, Morrison, Mark, Sahu, Shikha, Singh, Madhuri, Spencer, Sean, Gibson, Peter R. and Holtmann, Gerald (2026). 582 COMPARISON OF CULTURE OF DUODENAL ASPIRATE, GLUCOSE BREATH TEST AND GAS-SENSING CAPSULE DATA ON THE SYMPTOMATIC RESPONSE TO RIFAXIMIN IN PATIENTS WITH DGBI. Elsevier BV. doi: 10.1016/s0016-5085(26)05702-1

582 COMPARISON OF CULTURE OF DUODENAL ASPIRATE, GLUCOSE BREATH TEST AND GAS-SENSING CAPSULE DATA ON THE SYMPTOMATIC RESPONSE TO RIFAXIMIN IN PATIENTS WITH DGBI

2026

Conference Publication

Su1302 In vitro effects of rifaximin on the duodenal mucosa associated microbiota cultured from patients with overlapping disorders of gut-brain interaction

Fairlie, Thomas, Celine, Patricia, Shah, Ayesha, Lim, Yenkai, Morrison, Mark and Holtmann, Gerald (2026). Su1302 IN VITRO EFFECTS OF RIFAXIMIN ON THE DUODENAL MUCOSA ASSOCIATED MICROBIOTA CULTURED FROM PATIENTS WITH OVERLAPPING DISORDERS OF GUT-BRAIN INTERACTION. Gastrointestinal Endoscopy, 103 (5), S-2457. doi: 10.1016/s0016-5107(26)05745-7

Su1302 In vitro effects of rifaximin on the duodenal mucosa associated microbiota cultured from patients with overlapping disorders of gut-brain interaction

2026

Conference Publication

Irritable bowel syndrome is associated with a 2.5-fold increased risk of infertility among primary care patients

Koloski, Natasha A., Jones, Michael P., Shah, Ayesha, Holtmann, Gerald and Talley, Nicholas J. (2026). Su1764 IRRITABLE BOWEL SYNDROME IS ASSOCIATED WITH A 2.5-FOLD INCREASED RISK OF INFERTILITY AMONG PRIMARY CARE PATIENTS. Gastrointestinal Endoscopy, 103 (5), S-1887. doi: 10.1016/s0016-5107(26)04468-8

Irritable bowel syndrome is associated with a 2.5-fold increased risk of infertility among primary care patients