COVID-19 and harmful neutrophil traps in the lungs

Mechanisms and pathogenicity of SARS-CoV-2-induced neutrophil extracellular traps

NIH-funded research University of California, San Francisco · NIH-11172256

The team is working to block damaging neutrophil extracellular traps to help people with severe COVID-19 lung injury.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of California, San Francisco NIH-funded
Lab location1 site (San Francisco, United States)
Project IDNIH-11172256 on NIH RePORTER

What this research studies

Researchers will study how neutrophils release web-like DNA structures called NETs in response to SARS-CoV-2 using patient blood and lung samples alongside laboratory and animal models. They will measure NET levels in COVID-19 patients and examine how NETs cause lung tissue damage and promote blood clots. The team will test approaches to neutralize NETs to reduce injury while preserving the body’s ability to control the virus. These steps are intended to move promising lab findings toward treatments that could help hospitalized patients with severe lung disease.

Who could benefit from this research

Good fit: Ideal candidates are adults hospitalized with severe COVID-19-related lung injury or ARDS who could provide samples or enroll in related clinical trials.

Not a fit: People with mild COVID-19 who are not hospitalized or those with unrelated lung conditions are unlikely to receive direct benefit from this research.

Why it matters

Potential benefit: If successful, this work could lead to therapies that reduce lung damage, clotting complications, and deaths from severe COVID-19.

How similar studies have performed: Prior animal and patient-sample studies link NETs to worse ARDS and show NET neutralization can reduce lung injury, but human treatment trials remain limited.

Where this research is happening

San Francisco, 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 Acute Lung InjuryAcute Pulmonary InjuryAcute Respiratory Distress SyndromeAdult Respiratory Distress Syndrome
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.