Vaccine trains immune system to hunt down cancer cells

NCT ID NCT05101356

First seen Jun 29, 2026 · Last updated Jun 30, 2026 · Updated 1 time

Summary

This trial tests a vaccine called LabVax 3(22)-23, designed to help the immune system recognize and attack a protein called labyrinthin found on adenocarcinoma tumor cells. The study includes adults with advanced or metastatic adenocarcinoma and will evaluate the vaccine alone or combined with the immunotherapy drug pembrolizumab. The goal is to see if the vaccine is safe and can shrink tumors or slow cancer growth.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance
LabVax 3(22)-23 (cancer vaccine), sargramostim (GM-CSF), and pembrolizumab
What this could lead to
If successful, this approach could offer a new treatment option for advanced adenocarcinomas by training the immune system to attack tumor cells.
What could go wrong
This is an early-phase trial with a small number of participants, so the vaccine may not prove effective or may cause side effects. Combining it with pembrolizumab could increase immune-related adverse events.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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Conditions

The condition(s) this trial relates to.

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Locations

  • University of California Davis Comprehensive Cancer Center

    Sacramento, California, 95817, United States

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