Study of Human Central Nervous System (CNS) Stem Cells Transplantation in Pelizaeus-Merzbacher Disease (PMD) Subjects

January 13, 2015 updated by: StemCells, Inc.

Phase I Study of the Safety and Preliminary Efficacy of Intracerebral Transplantation of HuCNS-SC® Cells for Connatal Pelizaeus-Merzbacher Disease (PMD)

The purpose of this study is to determine the safety and preliminary effectiveness of human central nervous system stem cells (HuCNS-SC®) transplantation in patients with Connatal Pelizaeus-Merzbacher Disease (PMD).

Study Overview

Status

Completed

Conditions

Intervention / Treatment

Detailed Description

Enrolled subjects will be transplanted with HuCNS-SC cells into the brain and will receive immunosuppression for nine months. The study observation period is for one year after transplant surgery. Thereafter, subjects will be enrolled in a long-term observational follow-up study for four years.

Study Type

Interventional

Enrollment (Actual)

4

Phase

  • Phase 1

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

  • United States
    • California
      • San Francisco, California, United States, 94143
        • University of California, San Francisco

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

6 months to 5 years (Child)

Accepts Healthy Volunteers

No

Genders Eligible for Study

Male

Description

Inclusion Criteria:

  • Confirmed clinical diagnosis of connatal PMD
  • Molecular genetic confirmation of mutation in the proteolipid protein 1 (PLP1) gene
  • MRI consistent with PMD as interpreted by a qualified neuroradiologist

Exclusion Criteria:

  • Other significant congenital brain abnormality not related to PMD
  • Previous participation in gene transfer or cell transplant trial
  • Presence of neurological signs and symptoms not consistent with PMD
  • Current or prior malignancy
  • Prior organ, tissue or bone marrow transplant

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

  • Allocation: N/A
  • Interventional Model: Single Group Assignment
  • Masking: None (Open Label)

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Experimental: HuCNS-SC cells
Intracerebral implantation of HuCNS-SC via direct injection during surgery
Biological: HuCNS-SC cells
intracerebral transplantation
Other Names:
  • Human central nervous system stem cells

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Time Frame
Safety assessment through clinical neurological and MRI evaluation.
Time Frame: one year post transplant
one year post transplant

Secondary Outcome Measures

Outcome Measure
Time Frame
MRI examination for post-transplant myelination
Time Frame: one year post transplant
one year post transplant

Collaborators and Investigators

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

Sponsor

StemCells, Inc.

Investigators

  • Study Director: Stephen Huhn, MD, StemCells, Inc.

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

November 1, 2009

Primary Completion (Actual)

October 1, 2012

Study Completion (Actual)

December 1, 2012

Study Registration Dates

First Submitted

October 28, 2009

First Submitted That Met QC Criteria

October 28, 2009

First Posted (Estimate)

October 30, 2009

Study Record Updates

Last Update Posted (Estimate)

January 15, 2015

Last Update Submitted That Met QC Criteria

January 13, 2015

Last Verified

January 1, 2015

More Information

Terms related to this study

Keywords

Additional Relevant MeSH Terms

Other Study ID Numbers

  • CL-N01-PMD

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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