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Stomach NeoplasmsONCO-RD010CRTNCT02686424

Tumor Markers Study in Gastric Cancer for Cancer Immunotherapy (ONCO-RD 010 CRT)

An observational study of Stomach Neoplasms, run by Seoul National University Hospital.

Suspended

Paused. Enrolment is on hold for now and may resume.

Official record
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Trial summary

Gastric cancer is one of the leading causes of cancer-related deaths worldwide. Despite advances in therapeutic intervention, the mortality from this disease remains high. As a result, most patients are now offered varying combinations of surgery, chemotherapy, and radiation therapy in order to derive benefits from a… Read more about this study

Who is it for?
Any age
Conditions the study is for
Stomach Neoplasms
How many people
250 participants
Where
No sites listed yet
Study dates
Mar 2010to Jan 2015
Phase
Observational
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages Any age
  • All sexes
  • No healthy volunteers
  • Child, Adult, Older adult

Study population: Gastric carcinoma patients who received ghastrectomy

Who may be able to join

  • gastric carcinoma
  • received gastrectomy

Who cannot join

  • neoadjuvant therapy

About this study

Official title: Tumor Markers Study in Gastric Cancer for Cancer Immunotherapy

Gastric cancer is one of the leading causes of cancer-related deaths worldwide. Despite advances in therapeutic intervention, the mortality from this disease remains high. As a result, most patients are now offered varying combinations of surgery, chemotherapy, and radiation therapy in order to derive benefits from a multidisciplinary approach. Unfortunately, therapies are often toxic or debilitating and therapeutic responses can vary. Thus new therapeutic strategy is required for the treatment of gastric cancer.

In the early 1980s, the discovery of cytolytic T cells (cytolytic T lymphocytes, CTLs) directed against an antigen presented on tumor cells was published. They can kill many invasive cells by recognizing the tumor specific antigens on the major histocompatibility complex (MHC) molecules. It is now generally agreed that although tumors express tumor antigens, they usually lack immunogenicity because of their inability to activate the immune response. The current view is that tumor cells are antigenic, but not immunogenic. If we can artificially activate the immune system against the tumor, it may be possible to eradicate the tumor. This approach is the basis of cancer immunotherapy.

Many tumor antigens have been defined in terms of multiple solid tumors: MART-1/Melan-A, gp100, carcinoembryonic antigen (CEA), HER-2, mucins (i.e., MUC-1), prostate-specific antigen (PSA), and prostatic acid phosphatase (PAP) are just a short list. Some immune-based therapies targeting these tumor antigens are in phase III trials assessing whether immunizing against these antigens affects overall survival. In gastric cancer, some tumor antigens such as MAGE-A3, NY-ESO-1, and WT-1 have been reported to be expressed in substantial proportion of cases. They have the potential to be the targeting molecules for immunotherapy in the future. In this study, we aim to explore the expression levels of the four tumor markers (MAGE-A3, NY-ESO-1, WT-1 and PRAME) in gastric cancers of Korean patients and to examine the correlations of the expression levels of the four markers to clinic-patholoical factors.

Keywords
MAGE-A3 protein, NY-ESO-1 protein, WT1 Proteins, PRAME protein
Medical subject headings
Stomach Neoplasms

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. overall survival

    Measured: five years

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted19 Feb 2016 (estimated)
  2. Study startMar 2010
  3. Primary completionJan 2015

Why it stopped: paperwork delay

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Observational
Observational model
Cohort
Time perspective
Retrospective
Enrolment
250 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02686424
Sponsor's protocol ID
ONCO-RD 010 CRT (114824)
Acronym
ONCO-RD010CRT
Status last verified
Feb 2016
First submitted
15 Feb 2016
Last updated
23 Feb 2016
Results posted
No
Data monitoring committee
No
Individual data sharing
No

Questions about this trial

What is this clinical trial studying?

An observational study of Stomach Neoplasms, run by Seoul National University Hospital.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 2 inclusion and 1 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: paused, as of the sponsor's last update on 23 Feb 2016. Status can change between updates, so confirm with the study contact before making plans.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

Results are not available in the source record.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

overall survival (time frame: five years). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 23 Feb 2016.

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