Understanding how a specific protein affects breast cancer growth

Mechanisms of Variant ER-alpha Function in Breast Cancer

NIH-funded research University of Wisconsin-Madison · NIH-11134410

This study is looking at how a specific part of the estrogen receptor can help breast cancer grow, even without the hormone that usually activates it, and it aims to find new ways to improve treatments for patients who are struggling with therapy resistance.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Wisconsin-Madison NIH-funded
Lab location1 site (Madison, United States)
Project IDNIH-11134410 on NIH RePORTER

What this research studies

This research investigates the role of estrogen receptor-alpha (ER) in breast cancer, particularly how it can promote tumor growth even without its usual activating hormone. The study focuses on the phosphorylation of ER, which may lead to resistance against current therapies. By analyzing the interactions of phosphorylated ER with other proteins, the research aims to uncover new mechanisms that contribute to therapy resistance in breast cancer patients. This could lead to the development of more effective treatment strategies for those affected by this disease.

Who could benefit from this research

Good fit: Ideal candidates for this research are breast cancer patients, particularly those whose tumors express estrogen receptor-alpha and exhibit resistance to standard therapies.

Not a fit: Patients with breast cancer that does not express estrogen receptor-alpha or those who are not experiencing therapy resistance may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to new treatment options for breast cancer patients who currently face therapy resistance.

How similar studies have performed: Other research has shown success in targeting estrogen receptor pathways in breast cancer, but this specific approach focusing on phosphorylation and its effects on therapy resistance is relatively novel.

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.