Placenta cells could tame Crohn's inflammation
NCT ID NCT01155362
First seen Jul 07, 2026 · Last updated Jul 08, 2026 · Updated 1 time
Summary
This trial investigates whether intravenous infusions of cells from the human placenta (PDA001) can reduce inflammation and improve symptoms in adults with moderate-to-severe Crohn's disease. Participants receive either one of three doses of PDA001 or a placebo, and researchers track safety and effectiveness over time. The goal is to see if this cell-based approach offers a new way to control this chronic digestive condition.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- human placenta-derived cells (PDA001)
- What this could lead to
- If successful, this could point toward a new treatment option for people with moderate-to-severe Crohn's disease.
- What could go wrong
- This is an early Phase 2a study with only 50 participants, so results may not apply to everyone. The treatment may not work better than placebo, and side effects are possible.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
-
Phase 2
Tests whether the treatment actually works, and watches for side effects, in a larger group.
- Participants
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50 people
The number who actually took part.
- Start date
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Aug 2010
- Finished
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Apr 2014
- Lead sponsor
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A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 to 75 years
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: 1. Males and females ages 18-75 years 2. Understand and voluntarily sign an informed consent 3. Able to adhere to the study visit schedule and other protocol requirements 4. Minimum weight of 50 kg 5. A female of childbearing potential (FCBP)† must have a negative urine pregnancy test at screening (Visit 1) and immediately prior to all doses of IP. In addition, sexually active FCBP must agree to use two of the adequate forms of contraception methods for the duration of the study and the follow-up period. A FCBP must agree to have pregnancy tests at least every 4 weeks during the study. Males (including those who have had a vasectomy) must agree to use barrier contraception (latex condoms) when engaging in reproductive sexual activity with FCBP for the duration of the study and the follow-up period. 6. Subject must have inflammatory CD 6 months prior to treatment and have confirmation of ongoing disease activity by colonoscopy or (other method) at screening 7. Subject must have a CDAI score \> 220 and \< 450 as assessed between Visit 1 and Visit 2 8. The Subject must have failed, i.e., had an inadequate response or lost response (recurrence of symptoms) to an agent, or documented intolerance to an agent at any time Exclusion Criteria: 1. Any significant medical condition, laboratory abnormality, or psychiatric illness that would prevent the subject from participating in the study 2. Any condition including the presence of laboratory abnormalities, which places the subject at unacceptable risk if he/she were to participate in the study A female of childbearing potential is a sexually mature woman who: 1. has not undergone a hysterectomy or bilateral oophorectomy 2. has not been naturally postmenopausal for at least 24 consecutive months (i.e., has had menses at any time in the preceding 24 consecutive months).
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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Baylor College of Medicine
Houston, Texas, 77030, United States
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Case Western Reserve University
Cleveland, Ohio, 44106-5066, United States
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Cedars Sinai Medical Center
Los Angeles, California, 90048, United States
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Indiana University
Indianapolis, Indiana, 46202-5149, United States
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McGuire VA Medical Center
Richmond, Virginia, 23249, United States
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Mt Sinai Hospital
New York, New York, 10029, United States
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Rochester General Hospital
Rochester, New York, 14621, United States
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Stony Brook University
Stony Brook, New York, 11794-8173, United States
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University of California, Irvine
Orange, California, 92868, United States
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University of Chicago Medical Center
Chicago, Illinois, 60637, United States
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University of Florida
Gainesville, Florida, 32610, United States
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Vanderbilt University
Nashville, Tennessee, 37212, United States
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Yale School of Medicine Digestive Diseases
New Haven, Connecticut, 06510, United States
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- AI reads scans to forecast Crohn's complications
- Can stem cell vesicles heal Crohn's fistulas?
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