Injecting immune-boosting medicine into melanoma tumors to help the immune system reject them

Administration of intratumoral immunocytokine to activate immune rejection of spontaneous canine melanoma

NIH-funded research Wm S. Middleton Memorial Veterans Hosp · NIH-11520231

This gives an immune-boosting drug directly into melanoma tumors in pet dogs to help their T cells find and destroy the cancer.

Quick facts

Grant typeNIH-funded research
Study typeNIH-funded research
Funding institutionWm S. Middleton Memorial Veterans Hosp NIH-funded
Lab location1 site (Madison, United States)
Project IDNIH-11520231 on NIH RePORTER

What this research studies

If your dog has melanoma, this work gives a GD2-targeting immunocytokine directly into the tumor and sometimes adds local radiation to turn the tumor into a vaccine that wakes up T cells. Researchers use companion dogs with naturally occurring melanoma because their disease and immune system resemble human melanoma. Veterinarians will take tumor biopsies and blood samples to track immune responses and watch for tumor shrinkage or new metastases. The overall aim is to see whether the injected treatment spurs a broader immune attack against both the treated tumor and distant cancer sites.

Who could benefit from this research

Good fit: Ideal candidates are companion dogs with accessible melanoma tumors (especially those expressing the GD2 target) whose owners agree to treatment, biopsies, and follow-up visits.

Not a fit: Dogs with tumors that cannot be injected, with widespread uncontrolled metastases, severe other illnesses, or tumors lacking the GD2 target are less likely to benefit.

Why it matters

Potential benefit: If successful, this could lead to new immunotherapy approaches that teach the immune system to attack melanoma and improve outcomes for both dogs and people.

How similar studies have performed: Related intratumoral immunocytokine approaches produced strong responses in mouse models and promising signals in some canine and early human work, but broader effectiveness is still experimental.

Where this research is happening

Madison, United States

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.