Safety Study of NY-ESO-1 Protein Vaccine to Treat Cancer Expressing NY-ESO-1

November 4, 2010 updated by: Ludwig Institute for Cancer Research

Immunization of Patients With Tumors Expressing NY-ESO-1 or LAGE Antigen With Complex of NY-ESO-1 Protein and Cholesterol-bearing Hydrophobized Pullulan (CHP)

The purpose of this study is to assess the safety of repeated doses of cholesterol-bearing hydrophobized pullulan (CHP) and NY-ESO-1 protein (CHP-NY-ESO-1) and describe the NY-ESO-1 specific-humoral and cellular immune response to immunization with CHP-NY-ESO-1 in patients with cancer expressing NY-ESO-1.

Study Overview

Status

Completed

Conditions

Intervention / Treatment

Detailed Description

NY-ESO-1 was isolated by serological analysis of recombinant cDNA expression libraries (SEREX), using tumor mRNA and autologous serum from an esophageal cancer patient. Reverse transcription-polymerase chain reaction (RT-PCR) analysis showed that NY-ESO-1 displayed the typical expression pattern of CT antigens. NY-ESO-1 mRNA was expressed only in testis of normal tissues tested and in various types of cancer, including lung cancer, breast cancer, malignant melanoma and bladder cancer. LAGE-1 was identified by the representational difference analysis and revealed to display 84% amino acid homology with NY-ESO-1. In most cases, expression of LAGE-1 parallels the expression of NY-ESO-1. Since testis is an immune privileged organ where HLA molecules are not expressed, these antigens can be considered tumor-specific.

Because of frequent NY-ESO-1 mRNA expression and high immunogenicity in advanced cancer, NY-ESO-1 is an attractive target molecule for a cancer vaccine. Current therapies against advanced cancer have limited effectiveness. The idea of vaccination with NY-ESO-1 protein in cancer patients with tumors expressing NY-ESO-1 mRNA is based on two findings: 1) the number of CD8+ T cell epitopes identified in NY-ESO-1 molecule are limited to those binding to HLA-A0201, A31, Cw3 and Cw6. These HLA subtypes are carried by a minor Japanese population; 2) CD8+ T cell responses specific to NY-ESO-1 are polyclonal. Protein vaccination may induce immune response more effectively against tumors expressing NY-ESO-1 than peptide immunization.

Study Type

Interventional

Enrollment (Anticipated)

9

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

      • Okayama, Japan, 700-8558
        • Dept. of Immunology, Okayama University School of Medicine and Dentistry

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

18 years and older (Adult, Older Adult)

Accepts Healthy Volunteers

No

Genders Eligible for Study

All

Description

Inclusion Criteria:

  • Histologically proven cancer
  • Confirmed NY-ESO-1 expression
  • No other effective therapy available
  • 4 weeks since conventional therapy before start of the current protocol
  • Performance status < 2 (ECOG scale)
  • Age > 18
  • Able and willing to give written informed consent

Exclusion Criteria:

  • Serious illness
  • Metastatic diseases to central nervous system
  • Concomitant systemic treatment with corticosteroids, anti-histaminic drugs or NSAIDs
  • HIV positive
  • Mental impairment that may compromise the ability to give written informed consent
  • Pregnancy and breastfeeding

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: Non-Randomized
  • Interventional Model: Single Group Assignment
  • Masking: None (Open Label)

What is the study measuring?

Primary Outcome Measures

Outcome Measure
NY-ESO-1-specific immune responses

Secondary Outcome Measures

Outcome Measure
tumor responses

Collaborators and Investigators

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

Investigators

  • Principal Investigator: Eiichi Nakayama, MD., PhD, Dept. of Immunology, Okayama University Schhol of Medicine and Dentistry

Publications and helpful links

The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.

General Publications

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

June 1, 2004

Study Completion (Actual)

December 1, 2006

Study Registration Dates

First Submitted

March 21, 2005

First Submitted That Met QC Criteria

March 21, 2005

First Posted (Estimate)

March 22, 2005

Study Record Updates

Last Update Posted (Estimate)

November 5, 2010

Last Update Submitted That Met QC Criteria

November 4, 2010

Last Verified

August 1, 2007

More Information

Terms related to this study

Other Study ID Numbers

  • LUD2002-005

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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