The effects of high carbon dioxide levels on the immune response to infections

Hypercapnia and Suppression of Antiviral Host Defense

NIH-funded research Jesse Brown VA Medical Center · NIH-10975954

This study is looking at how high levels of carbon dioxide in the blood can weaken the immune system in people with serious lung diseases, which might make them more vulnerable to infections like the flu, and it hopes to find new ways to help these patients stay healthier.

Quick facts

Grant typeNIH-funded research
Study typeNIH-funded research
Funding institutionJesse Brown VA Medical Center NIH-funded
Lab location1 site (Chicago, United States)
Project IDNIH-10975954 on NIH RePORTER

What this research studies

This research investigates how elevated levels of carbon dioxide in the blood, known as hypercapnia, affect the body's immune response, particularly in patients with severe lung diseases. It focuses on understanding how hypercapnia suppresses the expression of important antiviral and immune defense genes, which can lead to increased mortality from infections like influenza and bacterial diseases. The study utilizes various models, including human cells and mice, to explore the mechanisms behind this suppression and the role of specific genes in mediating these effects. By identifying these pathways, the research aims to uncover potential therapeutic targets to improve patient outcomes.

Who could benefit from this research

Good fit: Ideal candidates for this research are patients with chronic lung diseases such as COPD, cystic fibrosis, or those experiencing severe respiratory infections.

Not a fit: Patients with mild respiratory conditions or those not experiencing elevated carbon dioxide levels may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to new treatments that enhance the immune response in patients suffering from severe lung diseases, potentially reducing mortality rates from infections.

How similar studies have performed: Previous studies have shown that similar approaches to understanding immune suppression in the context of hypercapnia have yielded promising results, indicating potential for breakthroughs in treatment.

Where this research is happening

Chicago, 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 bacteria infectionbacterial diseaseBacterial Infections
Last reviewed 2026-06-10 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.