Bacteriophage (virus) therapy for drug-resistant Klebsiella infections

Optimization, Manufacturing and Testing of a Lead Therapeutic Bacteriophage Cocktail for the Treatment of Antibiotic-Resistant Klebsiella pneumoniae Infections

NIH-funded research J. Craig Venter Institute, INC. · NIH-11122247

A team is developing a five-phage mix to treat wound and lung infections caused by antibiotic‑resistant Klebsiella pneumoniae.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionJ. Craig Venter Institute, INC. NIH-funded
Lab location1 site (La Jolla, United States)
Project IDNIH-11122247 on NIH RePORTER

What this research studies

If I had a drug‑resistant Klebsiella wound or lung infection, researchers are optimizing a five‑phage therapeutic cocktail designed to kill those bacteria. They are improving the product, running laboratory and animal tests, and completing the safety and manufacturing steps needed before asking the FDA to allow a first‑in‑human (Phase 1) trial. The work is done through a partnership between the J. Craig Venter Institute, Walter Reed Army Institute of Research, and Adaptive Phage Therapeutics, combining genomics, mouse models, and cGMP production experience. This prepares the therapy for formal clinical testing in people once regulatory requirements are met.

Who could benefit from this research

Good fit: Ideal candidates for future trials would be patients with wound or lung infections confirmed to be caused by antibiotic‑resistant Klebsiella pneumoniae, especially those not improving with standard antibiotics.

Not a fit: People with infections caused by other bacteria or by Klebsiella strains that the five‑phage cocktail does not target are unlikely to benefit from this specific therapy.

Why it matters

Potential benefit: If successful, this could become a new treatment option for people with antibiotic‑resistant Klebsiella wound or pulmonary infections who have few antibiotic choices.

How similar studies have performed: Phage therapy has shown promise in compassionate‑use cases and early‑phase studies, but larger controlled clinical trials are still limited.

Where this research is happening

La Jolla, 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.