IL-12 bladder immune therapy for dogs with invasive bladder cancer

Intravesical Immunotherapy of Spontaneous Canine Invasive Urothelial Carcinoma

NIH-funded research North Carolina State University Raleigh · NIH-11163282

This project gives a sticky IL-12 immune medicine directly into the bladder of pet dogs with invasive bladder cancer to shrink tumors and stimulate immune responses.

Quick facts

Grant typeU01 cooperative agreement
Study typeNIH-funded research
Funding institutionNorth Carolina State University Raleigh NIH-funded
Lab location1 site (Raleigh, United States)
Project IDNIH-11163282 on NIH RePORTER

What this research studies

If you or your dog have invasive bladder cancer, researchers are putting interleukin‑12 mixed with a mucoadhesive biopolymer (chitosan) directly into the bladder of pet dogs that developed bladder cancer naturally. Dogs will receive repeated intravesical treatments and be monitored with imaging, biopsies, blood tests, and clinical exams to track tumor response and side effects. Investigators will also look for immune activation and whether treating the bladder can cause disappearance of untreated tumors elsewhere (abscopal effects). Because canine bladder cancer closely resembles human disease, positive results could support similar treatments for people.

Who could benefit from this research

Good fit: The current study enrolls pet dogs with confirmed spontaneous invasive urothelial carcinoma of the bladder, and human patients with similar invasive bladder cancer could be candidates for future trials.

Not a fit: Patients with widespread metastatic disease, severe other illnesses, or who cannot tolerate bladder instillations are less likely to benefit from this localized approach.

Why it matters

Potential benefit: If successful, this could lead to a bladder-directed immunotherapy that controls tumors, reduces the need for bladder removal, and sparks systemic immune responses for people and pets with invasive bladder cancer.

How similar studies have performed: Earlier mouse studies using intravesical chitosan/IL-12 showed near-complete tumor elimination and strong abscopal effects, but the approach is not yet proven in dogs or humans.

Where this research is happening

Raleigh, 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.
Conditions Bladder Cancer
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.