Investigating how changes in estrogen receptors can improve breast cancer treatment

Structural-Transcriptional Relationships that Improve Y537S Estrogen Receptor Antagonism

NIH-funded research Loyola University Chicago · NIH-11062421

This study is looking at how changes in a specific part of a protein related to breast cancer can help make treatments work better for patients whose cancer doesn't respond to usual hormone therapies, with the goal of finding new drugs that can more effectively target these tough-to-treat cancer cells.

Quick facts

Grant typeR37 grant
Study typeNIH-funded research
Funding institutionLoyola University Chicago NIH-funded
Lab location1 site (Maywood, United States)
Project IDNIH-11062421 on NIH RePORTER

What this research studies

This research focuses on understanding how specific structural changes in the Y537S estrogen receptor alpha (ERα) can enhance the effectiveness of treatments for hormone-resistant breast cancer cells. By examining how these changes affect the receptor's ability to respond to antiestrogen therapies, the study aims to identify new drug candidates that can better target these resistant cancer cells. The approach involves using advanced techniques like x-ray crystallography to visualize how different drugs interact with the receptor, potentially leading to more effective treatment options for patients with advanced breast cancer.

Who could benefit from this research

Good fit: Ideal candidates for this research are patients with hormone-resistant breast cancer, particularly those with the Y537S mutation in the estrogen receptor.

Not a fit: Patients with non-hormone-responsive breast cancer or those without the Y537S mutation may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to more effective therapies for patients with hormone-resistant breast cancer, improving survival rates and quality of life.

How similar studies have performed: Previous research has shown promise in targeting estrogen receptor mutations, suggesting that this approach could yield significant advancements in breast cancer treatment.

Where this research is happening

Maywood, 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 anticancer activityBreast CancerBreast Cancer Cell
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.