Understanding Heart Damage from Ponatinib Cancer Medicine

Mitochondrial Dysfunction Underlies the Integrated Stress Response Activation in Ponatinib-Induced Cardiotoxicity

['FUNDING_R01'] · UNIVERSITY OF ARIZONA · NIH-11116951

This project explores why a cancer drug called ponatinib can harm the heart, aiming to find ways to protect patients.

Quick facts

Phase['FUNDING_R01']
Study typeNih_funding
SexAll
SponsorUNIVERSITY OF ARIZONA (nih funded)
Locations1 site (TUCSON, UNITED STATES)
Trial IDNIH-11116951 on ClinicalTrials.gov

What this research studies

Ponatinib is a powerful cancer medicine used for chronic myeloid leukemia, but it can cause heart problems for some patients. This project aims to understand exactly how ponatinib affects heart cells, specifically looking at how the cell's energy factories (mitochondria) and stress responses are involved. By uncovering these detailed mechanisms, we hope to discover new ways to prevent or treat heart damage caused by this important cancer drug. This work could lead to safer treatments for people with CML.

Who could benefit from this research

Good fit: Patients with chronic myeloid leukemia who are taking or considering ponatinib and are concerned about heart side effects might benefit from future findings.

Not a fit: Patients not taking ponatinib or similar tyrosine kinase inhibitors for cancer would likely not directly benefit from this specific research.

Why it matters

Potential benefit: If successful, this work could lead to new treatments or strategies to prevent heart damage in cancer patients taking ponatinib.

How similar studies have performed: While the specific role of the integrated stress response in ponatinib-induced cardiotoxicity is largely unknown, research into drug-induced cardiotoxicity and cellular stress responses is an active field.

Where this research is happening

TUCSON, 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.

View on NIH RePORTER →

Conditions: Cancer Burden

Last reviewed 2026-05-15 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.