Understanding how certain breast cancer cells influence lung tissue to promote metastasis

Obscurin-Deficient Breast Epithelia Generate Secreted Factors that Prime Lung Vascular Smooth Muscle Cell Pre-metastatic Microenvironment Formation

NIH-funded research University of Maryland Baltimore · NIH-10912529

This study is looking at how a missing protein in breast cells might help breast cancer spread to the lungs, and it aims to find out how this happens so that new treatments can be developed to stop the cancer from spreading in patients.

Quick facts

Grant typeFellowship grant
Study typeNIH-funded research
Funding institutionUniversity of Maryland Baltimore NIH-funded
Lab location1 site (Baltimore, United States)
Project IDNIH-10912529 on NIH RePORTER

What this research studies

This research investigates how the absence of a protein called obscurin in breast epithelial cells affects the formation of a supportive environment in the lungs that facilitates the spread of breast cancer. The study focuses on the secreted factors from these obscurin-deficient cells that may prime lung vascular smooth muscle cells to create a pre-metastatic microenvironment. By examining the biochemical pathways involved, particularly the PI3K/Akt2 signaling pathway, the research aims to uncover the mechanisms that link breast cancer progression to changes in lung tissue. This could lead to new therapeutic strategies to prevent metastasis in breast cancer patients.

Who could benefit from this research

Good fit: Ideal candidates for this research are patients diagnosed with breast cancer, particularly those with aggressive forms of the disease.

Not a fit: Patients with non-metastatic breast cancer or those with other types of cancer may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to new treatments that prevent the spread of breast cancer to the lungs, improving patient survival rates.

How similar studies have performed: While the specific approach of linking obscurin loss to pre-metastatic microenvironment formation is novel, similar studies have shown success in understanding the mechanisms of metastasis in other cancers.

Where this research is happening

Baltimore, 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 Breast 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.