Status:

COMPLETED

Human Heterologous Liver Cells for Infusion in Children With Urea Cycle Disorders

Lead Sponsor:

Cytonet GmbH & Co. KG

Conditions:

Urea Cycle Disorders

Carbamoylphosphate Synthetase I Deficiency

Eligibility:

All Genders

1-5 years

Phase:

PHASE2

Brief Summary

Urea cycle disorders are rare inherited diseases that generally have a poor outcome. In this study, neonates and infants with UCD will be included within the first 3 months of life and will be treated...

Detailed Description

Urea cycle disorders are rare inherited diseases that generally have a poor outcome, especially with onset of the disease in the neonatal period. UCDs are caused by a deficiency of one of six enzymes ...

Eligibility Criteria

Inclusion

  • Inclusion Criteria
  • Neonates and infants up to the age of ≤ 3 months with prenatally or postnatally confirmed urea cycle disorder and
  • Children aged \> 3 months up to ≤ 5 years of age with unstable metabolism and confirmed urea cycle disorder of either:
  • Carbamylphosphate synthetase I \[CPSD\] or
  • Ornithine transcarbamylase \[OTCD\] or
  • Argininosuccinate synthetase \[Citrullinaemia\]
  • A DNA analysis will further confirm diagnosis prior to or after inclusion according to the protocol.
  • Accessibility of the portal vein
  • Plasma ammonia level ≤ 250 μmol/l
  • Written informed consent
  • Exclusion Criteria
  • Structural liver disease (cirrhosis, portal hypertension), or venoocclusive diseases
  • Portal vein thrombosis
  • Body Weight ≤3.5 kg
  • Carrier of the human immuno-deficiency virus (HIV)
  • Any other contraindication for immunosuppression
  • Presence of acute infection at the time of inclusion
  • Participation in other clinical trials or received experimental medication within the last 30 days
  • Live vaccination planned during the course of the study
  • Live vaccination within 4 weeks prior to beginning of study
  • Allergic disposition against contrast medium used in study and/or antibiotics used in the manufacturing process
  • Required valproate therapy
  • Severe coagulopathy or thrombocytopenia
  • Known diagnosis of hereditary thrombophilia (e.g. Factor V Leiden, Prothrombin 20210A variant) or parental history of hereditary thrombophilia and absense of thrombophilia testing in subject
  • Cancer, severe systemic or chronic disease other than study indication (urea cycle deficiency)

Exclusion

    Key Trial Info

    Start Date :

    July 1 2008

    Trial Type :

    INTERVENTIONAL

    Allocation :

    ACTUAL

    End Date :

    November 1 2015

    Estimated Enrollment :

    12 Patients enrolled

    Trial Details

    Trial ID

    NCT00718627

    Start Date

    July 1 2008

    End Date

    November 1 2015

    Last Update

    February 8 2016

    Active Locations (2)

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    Page 1 of 1 (2 locations)

    1

    University Children's Hospital, Heinrich-Heine University

    Düsseldorf, Germany, 40225

    2

    University Children's Hospital

    Heidelberg, Germany, D-69120