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Inflammatory Bowel Diseases

Ulcerative colitis (UC)
Crohn’s disease (CD)

For optimal search results, please limit to 2 product keywords

If you are searching for information related to a product:

  • For optimal results, please enter at least 2 search terms in addition to product name
  • Example: [product name] [search term] [search term]
  • Example: Product + clinical trials
  • For an exact match, please include search terms in double quotations. For example: "Elevatum"

Genentech Presentations & Posters at DDW 2026 for IBD

The list of congresses is a subset of Roche/Genentech posters and oral presentations for the product with data presented at scientific meetings at the DDW 2026 conference. To browse full Roche/Genentech congress presentations and posters: Visit Medically.

Poster

Afimkibart Normalizes Serum Protein Networks Toward Healthy Control Levels in Ulcerative Colitis: Results from the Phase 2b TUSCANY-2 Trial

Poster Hall, McCormick Place, Tuesday, May 5, 2026
2:30pm CT

Poster

Quantifying the Spatial Inter-Rater Reliability of Mucosal Lesion Annotations in Ulcerative Colitis

Poster Hall, Level 3, Hall F2 - McCormick Place, Mon, May 4, 2026
12:30pm - 1:30pm CT

Upcoming Conferences

Genentech will be present at the following upcoming conferences. Visit our medical booth for the latest information and connect with a Medical Science Liaison (MSL).

Oct 9-14, Nashville

American Congress of Gastroenterology

Oct 17-20, Barcelona

UEG Week 2026

Oct 10-24, San Diego

NASPGHAN

Dec 7-9, 2026, Orlando, FL

AIBD

Pipeline

Genentech’s pipeline for inflammatory bowel diseases includes multiple molecules currently under investigation across two indications in adult and pediatric patient populations.

These compounds and their uses are investigational and have not been approved by the U.S. Food and Drug Administration. This information is presented only for purposes of providing a general overview of clinical trials and should not be construed as a recommendation for use of any product for unapproved uses.

*Currently recruiting participants.
In Collaboration with Pfizer

Afimkibart Proposed Mechanism of Action

The role of TL1A in IBD

Watch the video

Afimkibart is an investigational monoclonal antibody, targeting the TL1A protein, being evaluated as a potential treatment for inflammatory and fibrotic diseases.

Afimkibart and its uses are investigational and have not been approved by regulatory authorities worldwide. Efficacy and safety have not been established. The information presented should not be construed as a recommendation for use. The relevance of findings in preclinical studies to humans is currently being evaluated.

The Role of TL1A in IBD (Proposed Mechanism of Action)

Proposed mechanism of TL1A cytokine in inflammatory bowel disease and how the monoclonal antibody afimkibart is designed to block TL1A signaling.

TL1A Mechanism of Action in IBD and MASH

Description of the proposed mechanism of action for afimkibart, highlighting its potential to treat both IBD and MASH by inhibiting TL1A-mediated inflammatory and fibrotic pathways.

Afimkibart Mechanism of Action in MASH

Description of the pathogenesis of MASH and the potential role of TL1A in contributing to the chronic inflammation and fibrosis associated with this liver disease.

MASH: Metabolic Dysfunction-Associated Steatohepatitis

Actively Recruiting Clinical Trials

Afimkibart (RO7790121)
Indication Phase Trial Name
Crohn’s disease Phase III A Phase III, Multicenter, Double-Blind Placebo-Controlled, Treat-Through Study to Assess the Efficacy and Safety of Induction and Maintenance Therapy With Afimkibart in Patients With Moderately to Severely Active Crohn’s Disease (SIBERITE-1) Visit trial
Crohn’s disease Phase III A Phase III, Multicenter, Double-Blind, Placebo-Controlled Study to Asses the Efficacy and Safety of Induction Therapy With Afimkibart in Patients With Moderately to Severely Active Crohn’s Disease (SIBERITE-2) Visit trial
Crohn's disease Phase III A Study to Assess the Pharmacokinetics, Effectiveness and Safety of Afimkibart for Induction and Maintenance Therapy in Children With Moderately to Severely Active Crohn's Disease (SIBERITE-PEDS) Visit trial
Ulcerative colitis Phase III A Phase III, Multicenter, Double-Blind Placebo-Controlled, Treat-Through Study to Assess the Efficacy and Safety of Induction and Maintenance Therapy With Afimkibart in Patients With Moderately to Severely Active Ulcerative Colitis (AMETRINE-1) Visit trial
Ulcerative colitis Phase III A Phase III, Multicenter, Double-Blind, Placebo-Controlled Study to Asses the Efficacy and Safety of Induction Therapy With Afimkibart in Patients With Moderately to Severely Active Ulcerative Colitis (AMETRINE-2) Visit trial
Ulcerative colitis Phase III A Phase III Randomized Double-Blind Multi-Center Treat-Through Study to Evaluate the Pharmacokinetics, Safety and Efficacy of Induction and Maintenance Therapy With Afimkibart in Children Aged 2-17 Years With Moderately to Severely Active Ulcerative Colitis (AMETRINE-PEDS) Visit trial
p40 x TL1A bispecific antibody (RO7837195)
Indication Phase Trial Name
Ulcerative Colitis Phase IIb A Study to Evaluate the Efficacy, Safety, and Pharmacokinetics (PK) of RO7837195 in Participants With Moderately to Severely Active Ulcerative Colitis (UC) Visit trial

Interested in becoming an investigator or have trial questions?

Previous Conference Presentations for Afimkibart in IBD

Select each item to view more information and view the material.

ECCO 2026 | Poster

Functional Advantage of Afimkibart’s Preference for Trimeric TL1A in Blocking Active TL1A Signaling

Fuh, F

ECCO 2026 | Poster

Indirect Comparison of Afimkibart and Adalimumab Treatment Effects in Patients with Ulcerative Colitis Using Data from TUSCANY-2 and HIBISCUS

Xu, Q

ECCO 2026 | Poster

Afimkibart Fully Neutralizes TL1A Activity, Rendering DcR3-TL1A Blockade Biologically Inconsequential

Fuh, F

ECCO 2026 | Poster

Afimkibart downregulates Th17, myeloid, and fibrotic pathways in ulcerative colitis: serum proteomics from the phase 2b TUSCANY-2 trial

Chang, S

ECCO 2026 | Poster

Understanding the clinical trial experience of people living with Inflammatory Bowel Disease (IBD), and identifying unmet needs and key challenges that impact trial participation

Saldaña, R

ECCO 2026 | Poster

Assessing the Impact of Biopsy Artifacts on AI-Based Endoscopic Scoring for Ulcerative Colitis

Gomariz, A

ECCO 2026 | Digital oral

Quantifying Inter-Rater Reliability of Mucosal Features in Ulcerative Colitis Endoscopy

Blasco Fernandez, P

UEGW 2025 | Poster

Afimkibart (Anti-TL1A) Blocks Cellular Signaling Induced by Active TL1A

Fuh, F, Varfolomeev, E, Nguyen, A, et al.

UEGW 2025 | Poster

Baseline Characteristics Predicting afimkibart Remission/​Benefit (TUSCANY-2)

Peyrin-Biroulet, L.

DDW 2025 | Presentation

Afimkibart: Evaluation of Histologic and Endoscopic Endpoints in UC

Jairath, V.

DDW 2025 | Poster

Afimkibart Shows Early/​Rapid Symptomatic Remission in UC (TUSCANY-2)

Allegretti, J.

CCC 2025 | Poster

Afimkibart: Early Clinical Response/​Symptom Improvement in UC (Phase 2b)

Allegretti, J.

UEGW 2024 | Presentation

Efficacy/Safety of afimkibart (Anti-TL1A) in UC: Phase 2b Results

Danese, S.

ACG 2024 | Presentation

TUSCANY-2 Phase 2b: Efficacy/​Safety of afimkibart (Anti-TL1A) in Active UC

Danese, S.

AIBD 2024 | Poster

Efficacy & Quality of Life Results in UC (Phase 2b)

Yanur, A.

Publications

The list of publications is not an exhaustive list of published materials on the product. The list of references by data topics is selected per evidence-based medicine criteria.

To browse a full listing of published scientific literature: Visit PubMed

Anti-TL1A antibody, afimkibart, in moderately-to-severely active ulcerative colitis (TUSCANY-2): a multicentre, double-blind, treat-through, multi-dose, randomised, placebo-controlled, phase 2b trial

Danese, S. The Lancet. 2025.

Anti-TL1A Antibody PF-06480605 Safety and Efficacy for Ulcerative Colitis: A Phase 2a Single-Arm Study

Danese, S. Clin Gastroenterol Hepatol. 2021

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