Nanoparticle combination therapy for breast cancer

Nanoparticles-mediated combination therapy for breast cancer

NIH-funded research University of Pittsburgh at Pittsburgh · NIH-11306616

A new treatment uses tiny nanoparticles to deliver a gene-silencing medicine that targets iRhom1 together with chemotherapy for people with metastatic breast cancer.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Pittsburgh at Pittsburgh NIH-funded
Lab location1 site (Pittsburgh, United States)
Project IDNIH-11306616 on NIH RePORTER

What this research studies

This research develops a nanoparticle system designed to carry both siRNA that shuts down iRhom1 and standard chemotherapy drugs directly to breast tumors. In lab experiments and animal models, the team will test whether the nanoparticles selectively reach cancer cells, reverse chemotherapy resistance, and improve the tumor immune environment. The project builds on earlier findings that reducing iRhom1 can make tumors more sensitive to drugs like doxorubicin and can enhance anti-tumor immunity. If the approach works in preclinical tests, the researchers aim to move toward human testing.

Who could benefit from this research

Good fit: Ideal candidates for eventual trials would be people with metastatic breast cancer, particularly those whose tumors have become resistant to anthracycline or taxane chemotherapy.

Not a fit: People with early-stage breast cancer not receiving systemic chemotherapy or those seeking only approved, immediately available treatments would not directly benefit from this preclinical project.

Why it matters

Potential benefit: If successful, this approach could overcome chemotherapy resistance and make existing drugs work better against metastatic breast cancer.

How similar studies have performed: Similar preclinical efforts combining nanoparticle delivery of siRNA with chemotherapy have shown promise in animal models, but translation to successful human treatments remains limited so far.

Where this research is happening

Pittsburgh, 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 Anti-Cancer Agents
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.