How the gut microbiome affects cancer treatment with chemotherapy drugs.

Metabolism of cancer chemotherapeutics by the human gut microbiome

NIH-funded research University of California, San Francisco · NIH-10991101

This study is looking at how the bacteria in your gut affect the way your body processes a common cancer drug called 5-Fluorouracil, with the hope of helping doctors create more personalized treatment plans that work better for you.

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-10991101 on NIH RePORTER

What this research studies

This research investigates how the human gut microbiome metabolizes cancer chemotherapy drugs, specifically focusing on 5-Fluorouracil (5-FU). By analyzing the interactions between gut bacteria and these drugs, the study aims to understand how these interactions can influence drug effectiveness and toxicity. Patients may benefit from insights that could lead to personalized chemotherapy regimens based on their microbiome composition. The research employs biochemical analyses and patient samples to explore these relationships over a five-year period.

Who could benefit from this research

Good fit: Ideal candidates for this research are cancer patients undergoing treatment with 5-Fluorouracil or similar chemotherapy agents.

Not a fit: Patients not receiving chemotherapy or those with microbiome-related disorders unrelated to cancer treatment may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to more effective and personalized cancer treatment strategies, minimizing side effects and improving outcomes for patients.

How similar studies have performed: Previous research has shown promising results in understanding the role of the gut microbiome in drug metabolism, suggesting potential for breakthroughs in this area.

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 Anti-Cancer AgentsCancer DrugCancerousCancers
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.