Infliximab, Regulatory T Cells, IL2 and Crohn's Disease

NCT ID: NCT01266785

Last Updated: 2019-05-08

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

WITHDRAWN

Clinical Phase

NA

Study Classification

INTERVENTIONAL

Study Start Date

2010-12-31

Study Completion Date

2012-07-31

Brief Summary

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Crohn's disease is an inflammatory (swelling and soreness) disorder of the digestive tract. Affected patients suffer from abdominal pains, diarrhea (sometimes bloody), weight loss. It is a lifelong disease with frequent flares during the course of the disease. Crohn's disease is mostly treated with medications, sometimes surgery is needed. Infliximab is a medication for treating severe Crohn's disease. This medicine is effective by blocking special substance (tumor necrosis factor) released from certain white blood cells in the body. Infliximab is given via a vessel at week 0, 2, 6 initially, then every 2 monthly for maintenance. However, some of patients with Crohn's disease do not respond infliximab. Currently there is no test to reveal which patients will respond to treatment. This study aims to analyze and compare particular subgroup of white cells and its products during and after infliximab treatment which may determine the responsiveness to infliximab treatment.

Detailed Description

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All patients will have chest x-ray and pregnancy test (if female) prior to infliximab treatment.

There will be total 5 study visits. At each visit, body weight will be measured, abdominal exam will be performed , 2 tablespoonful of blood will be drawn, stool will be collected, a questionnaire will be completed.

Conditions

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Crohn's Disease

Study Design

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Allocation Method

NON_RANDOMIZED

Intervention Model

SINGLE_GROUP

Primary Study Purpose

TREATMENT

Blinding Strategy

NONE

Interventions

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Infliximab

Patient will receive Infliximab infusions during Weeks 0, 2 and 6. Therefore, the duration of the Infliximab treatment will last 6 weeks.

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

* Newly diagnosed or exacerbating CD (Moderate to severe CD).
* The diagnosis of moderate to severe CD will be confirmed by previous endoscopy and biopsy.
* Have the capacity to understand and sign an informed consent form.
Minimum Eligible Age

18 Years

Maximum Eligible Age

70 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Centocor, Inc.

INDUSTRY

Sponsor Role collaborator

Oregon Health and Science University

OTHER

Sponsor Role lead

Responsible Party

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Judy Collins

Physician

Responsibility Role PRINCIPAL_INVESTIGATOR

Principal Investigators

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Zili Zhange, MD, PhD

Role: PRINCIPAL_INVESTIGATOR

Oregon Health and Science University

Locations

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Oregon Health & Science University

Portland, Oregon, United States

Site Status

Countries

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United States

References

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Boschetti G, Nancey S, Sardi F, Roblin X, Flourie B, Kaiserlian D. Therapy with anti-TNFalpha antibody enhances number and function of Foxp3(+) regulatory T cells in inflammatory bowel diseases. Inflamm Bowel Dis. 2011 Jan;17(1):160-70. doi: 10.1002/ibd.21308.

Reference Type BACKGROUND
PMID: 20848510 (View on PubMed)

Di Sabatino A, Biancheri P, Piconese S, Rosado MM, Ardizzone S, Rovedatti L, Ubezio C, Massari A, Sampietro GM, Foschi D, Porro GB, Colombo MP, Carsetti R, MacDonald TT, Corazza GR. Peripheral regulatory T cells and serum transforming growth factor-beta: relationship with clinical response to infliximab in Crohn's disease. Inflamm Bowel Dis. 2010 Nov;16(11):1891-7. doi: 10.1002/ibd.21271.

Reference Type BACKGROUND
PMID: 20848485 (View on PubMed)

Li Z, Arijs I, De Hertogh G, Vermeire S, Noman M, Bullens D, Coorevits L, Sagaert X, Schuit F, Rutgeerts P, Ceuppens JL, Van Assche G. Reciprocal changes of Foxp3 expression in blood and intestinal mucosa in IBD patients responding to infliximab. Inflamm Bowel Dis. 2010 Aug;16(8):1299-310. doi: 10.1002/ibd.21229.

Reference Type BACKGROUND
PMID: 20196149 (View on PubMed)

Ricciardelli I, Lindley KJ, Londei M, Quaratino S. Anti tumour necrosis-alpha therapy increases the number of FOXP3 regulatory T cells in children affected by Crohn's disease. Immunology. 2008 Oct;125(2):178-83. doi: 10.1111/j.1365-2567.2008.02839.x. Epub 2008 Apr 16.

Reference Type BACKGROUND
PMID: 18422560 (View on PubMed)

Other Identifiers

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6572

Identifier Type: -

Identifier Source: org_study_id

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