Early Phase 1 Stomach Cancer Trial, Recruiting NCT04512716 Sponsor: Memorial Sloan Kettering Cancer Center Condition: Stomach Cancer
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Early Phase 1 Stomach Cancer Trial, Recruiting

NCT04512716
Recruiting Early Phase 1

Who may be able to join

AI generated eligibility summary. Written by an AI model from the official source data and checked on a sample basis. It can contain mistakes, so confirm anything important against the original source. How we use AI

Who might be able to join this trial:

  • People who have been diagnosed with diffuse large B-cell lymphoma (a type of aggressive blood cancer) or B-cell acute lymphoblastic leukemia (another blood cancer), including certain related subtypes, where the disease has come back or has not responded to previous treatment.
  • People with the lymphoma type (DLBCL) who have already been through 2 or more prior treatment combinations that included specific chemotherapy and antibody-based drugs, and whose cancer still needs treatment — or people with a specific subtype called Richter syndrome, where only 1 prior treatment combination is required.
  • People with the leukemia type (B-ALL) whose cancer did not respond to, or came back after, at least 1 full course of chemotherapy (or, for a specific genetic subtype, after treatment with targeted medicines called tyrosine kinase inhibitors).
  • People whose cancer cells show a specific protein marker called CD19 on their surface, confirmed by laboratory testing — this applies even if a person has previously received treatments targeting CD19.
  • People aged 18 or older.
  • People whose kidneys are functioning well enough, as measured by a standard calculation called the Cockroft-Gault formula (a clearance rate of at least 50 mL/min).
  • People whose liver function test results are within acceptable ranges, unless any abnormality is thought to be caused by the cancer itself.
  • People whose blood oxygen level is at least 92% when breathing normal room air.
  • People whose bone marrow is producing enough blood cells — including a minimum level of infection-fighting cells, platelets, and red blood cells — without needing recent blood transfusions or injections to boost blood cell production (unless low counts are due to the cancer itself).
  • People who are well enough to carry out basic daily activities, rated 0, 1, or 2 on a standard medical fitness scale (called the ECOG scale).
  • People who have detectable signs of remaining cancer at a specific assessment point before receiving the cell therapy part of the treatment.

Who may not be able to join:

  • People who are too unwell to carry out basic self-care, rated 3 or higher on the ECOG fitness scale.
  • People who are pregnant or currently breastfeeding. People who could become pregnant are required to use effective contraception during the study and for 1 year after all treatment is completed.
  • People whose heart is not pumping blood effectively enough, with a pumping function below 40% as measured by a heart scan.
  • People who are experiencing active graft-versus-host disease (a complication from a previous bone marrow transplant) that requires medicines to suppress the immune system.
  • People who have an active autoimmune condition that requires medicines to suppress the immune system.
  • People with significant heart conditions, including severe heart failure (classified as stage III or IV), a heart attack within the past 6 months, a history of serious irregular heart rhythms or unexplained loss of consciousness, or a history of severe heart muscle weakness.
  • People who currently have, or have previously tested positive for, HIV, hepatitis B, or hepatitis C — with some exceptions: people whose hepatitis B result is only positive due to prior vaccination (confirmed by specific blood tests), and people who have hepatitis B or C antibodies but show no detectable virus in the blood and have adequate organ function, may still be considered eligible (confirm with trial site).
  • People who have an active, uncontrolled infection — whether fungal, bacterial, viral, or other.
  • People who have another active cancer that currently requires treatment beyond monitoring or hormonal therapy (skin cancers of the squamous or basal cell type are excepted).
  • People with a significant history of serious neurological conditions such as epilepsy, a generalised seizure disorder, or severe brain injury.
  • People whose blood has been found to contain antibodies against a specific mouse-derived protein (called BC8) at the initial screening stage.
  • People who, in the treating doctor's judgement, have any other condition that would make participation in the study inappropriate.

Important: Always verify eligibility with the trial site directly before applying.

Based on publicly available eligibility criteria from ClinicalTrials.gov. Verify directly with the trial site before acting. This is not medical advice.

This is a simplified plain English summary of the eligibility criteria. Full criteria are set by the trial investigators and may include additional requirements not shown here. Never self-exclude from a trial based on this summary. Contact the trial site directly to confirm your eligibility.
Last synced 19 July 2026
Early Phase 1 studies are small, early exploratory studies that come before the main Phase 1 to 3 testing, so a standard phase success rate does not apply.

Contact this trial

Principal Investigator: Mark B Geyer, MD, Memorial Sloan Kettering Cancer Center

Phone: 646-608-3745

Contact details sourced from ClinicalTrials.gov. Verify directly with the trial site before attending.

GP referral letter

Print a one-page summary to share with your doctor.

Trial details

Status
Recruiting
Phase
Early Phase 1
Registry
ClinicalTrials.gov
Start date
2 February 2021
Est. completion
1 January 2027

Where this trial is recruiting

🇺🇸 United States

Primary endpoints

Dose-limiting toxicities and maximum tolerated dose of 131-I apamistamab, when given in combination with 19-28z CAR T-cells for treatment of relapsed or refractory B-cell ALL or DLBCL

Can't join this trial?

Expanded access pathways

If this trial is not available to you, other access pathways may exist. In Australia, the TGA Special Access Scheme allows access to unapproved therapeutic goods for individual patients.

TGA Special Access Scheme information

Find other recruiting trials on ClinicalTrials.gov

Data last synced from ClinicalTrials.gov: 19 July 2026. Trial status can change. Always verify current status directly with the trial site before making any decision.

Trial recruitment status can change without notice between our nightly data updates. Always contact the trial site directly to confirm current recruitment status before making any decisions or travel arrangements.

View original record on ClinicalTrials.gov