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Imaging Colo-Rectal Cancer Using a Two Step Antibody Technique in Nuclear Imaging
This study is currently recruiting participants.
Study NCT00185081   Information provided by Radboud University
First Received: September 15, 2005   Last Updated: February 28, 2007   History of Changes

September 15, 2005
February 28, 2007
July 2005
 
  • Safety evaluation of intravenous injection of In-labeled IMP-205 and hMN-14xm734
  • Tumor targeting of In-IMP-205 in patients with colorectal carcinoma
  • Pharmacokinetics, biodistribution and dosimetry of In-IMP-205
  • Safety evaluation of intravenous injection of In-labeled IMP-205 and hMN-14xm734.
  • Tumor targeting of In-IMP-205 in patients with colorectal carcinoma.
  • Farmacokinetics,biodistribution and dosimetry of In-IMP-205.
Complete list of historical versions of study NCT00185081 on ClinicalTrials.gov Archive Site
 
 
 
Imaging Colo-Rectal Cancer Using a Two Step Antibody Technique in Nuclear Imaging
Radioimmunodetection of CEA-Producing Tumors Using a Bispecific Antibody Pre-Targeting Method and an In-Labeled Peptide

The purpose of this study is to test the safety of the peptide and antibody and at the same time evaluate the tumor imaging of a two step antibody technique in nuclear imaging.

Colo-rectal cancer has an incidence of 8000 cases per year in The Netherlands. Eventually 50% of them will die as a consequence of this disease.

Treatment consists of resection of the primary tumor, followed by adjuvant chemotherapy in some patients. The chemotherapeutical agents, however, are only moderately effective with regard to increase of survival. New treatment modalities are therefore desirable.

Radioimmunotherapy using radioactive labelled antibodies have proven to be effective in hematologic malignancies. Due to slow absorption in solid tumors however an effective radiation dose is not yet achieved.

The aim of our study is to bypass this slow tumor uptake by the use of pre-targeting. We therefore use an unlabeled bispecific antibody infusion. This will be followed several days later by the infusion of a radiolabeled peptide that binds to the bispecific antibody.

We hypothesise that this small peptide will be readily absorbed by the tumor which is pre-saturated by the bispecific antibody. As a consequence a higher radiation dose can be given with a lower toxicity.

Phase I
Interventional
Diagnostic, Non-Randomized, Open Label, Uncontrolled, Crossover Assignment, Pharmacokinetics/Dynamics Study
Colonic Neoplasms
Drug: Indium labeled IMP-205xm734
 
 

*   Includes publications given by the data provider as well as publications identified by National Clinical Trials Identifier (NCT ID) in Medline.
 
Recruiting
42
December 2007
 

Inclusion Criteria:

  • > 18 years of age
  • Histologic or cytologic diagnosis of colorectal cancer
  • Karnofsky performance status >70%

Exclusion Criteria:

  • Pregnant or lactating women
  • Severe anorexia
  • Active second primary malignancy
  • Chemotherapy or radiotherapy within four weeks of study entry
Both
18 Years and older
Yes
Contact: Frits Aarts, MD +31243619097 f.aarts@chir.umcn.nl
Contact: Manuel Koppe, MD M.Koppe@chir.umcn.nl
Netherlands
 
NCT00185081
 
PRISCO
Radboud University
Immunomedics, Inc.
Study Director: Wim Oyen, MD PhD Radboud University Medical Centre Nijmegen
Radboud University
February 2007

ICMJE     Data element required by the International Committee of Medical Journal Editors and the World Health Organization ICTRP