Phase II Double Blind Controlled Trial of Nigral Grafting in Patients With Parkinson's Disease

June 23, 2005 updated by: National Center for Research Resources (NCRR)

OBJECTIVES:

I. Determine the effectiveness of fetal nigral transplantation in patients with Parkinson's disease.

Study Overview

Status

Completed

Conditions

Intervention / Treatment

Detailed Description

PROTOCOL OUTLINE: This is a placebo controlled, randomized, double blind study. Patients are randomly assigned to 1 of 3 treatment groups. All patients receive 2 separate operations in which the substantia nigra from either 4 fetuses (Group A) or 1 fetus (Group C) is implanted into the striatum of each side.

Group B patients receive 2 separate placebo operations without fetal transplantation.

The second surgical procedure begins approximately 1 week after the first operation.

After 2 years, treatments are compared. If transplant is shown to benefit Parkinson's disease, then patients who received placebo operation will be offered transplant surgery in the final year of the study.

Study Type

Interventional

Enrollment

34

Phase

  • Phase 2

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

35 years to 75 years (Adult, Older Adult)

Accepts Healthy Volunteers

No

Genders Eligible for Study

All

Description

PROTOCOL ENTRY CRITERIA:

--Disease Characteristics-- Advanced Parkinson's disease Hoehn-Yahr stage IV or worse during "off" periods Hoehn-Yahr stage III or better during "on" periods Predictable motor fluctuations with at least 20% of waking day in the "off" stage No atypical parkinsonism or secondary parkinsonism --Prior/Concurrent Therapy-- Biologic therapy: Not specified Chemotherapy: Stable doses of levodopa/carbidopa or any other antiparkinson therapy for 2 months prior to study Surgery: No previous intracranial/neurosurgical procedures --Patient Characteristics-- Renal: Creatinine clearance at least 70 mL/min or creatinine no greater than 1.8 mg/dL Protein no greater than 300 mg/dL Other: Not pregnant or nursing Adequate contraception required of fertile patients Prior history of good response to levodopa No sensitivity to cyclosporine Not HIV positive (e.g., HIV I or II) No human T-cell leukemia/lymphoma virus (HTLV-1) No tremors interfering with stereotactic surgery No clinically significant medical, neoplastic or infectious disease No clinically significant laboratory abnormality No dementia that precludes signing informed consent or score of less than 24 on Mini-Mental status examination

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Treatment
  • Allocation: Randomized
  • Masking: Double

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

National Center for Research Resources (NCRR)

Collaborators

National Institute of Neurological Disorders and Stroke (NINDS)
Icahn School of Medicine at Mount Sinai

Investigators

  • Study Chair: C. Warren Olanow, Icahn School of Medicine at Mount Sinai

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start

January 1, 1996

Study Registration Dates

First Submitted

October 18, 1999

First Submitted That Met QC Criteria

October 18, 1999

First Posted (Estimate)

October 19, 1999

Study Record Updates

Last Update Posted (Estimate)

June 24, 2005

Last Update Submitted That Met QC Criteria

June 23, 2005

Last Verified

July 1, 2000

More Information

Terms related to this study

Keywords

Additional Relevant MeSH Terms

Other Study ID Numbers

  • 199/12102
  • MTS-94339
  • MTS-GCO-94-339

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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