How the liver's fat-burning affects acetaminophen (Tylenol) liver injury

Fatty Acid Oxidation in Regulation of Drug Hepatotoxicity

NIH-funded research VA Veterans Administration Hospital · NIH-11213856

This work looks at whether boosting the liver's fat-burning process can protect people from liver damage caused by acetaminophen (Tylenol) overdose.

Quick facts

Grant typeNIH-funded research
Study typeNIH-funded research
Funding institutionVA Veterans Administration Hospital NIH-funded
Lab location1 site (Richmond, United States)
Project IDNIH-11213856 on NIH RePORTER

What this research studies

This research studies how fatty acid oxidation — the liver's fat-burning pathway controlled by the enzyme CPT1A — changes the liver's response to acetaminophen (APAP) overdose. Researchers use lab experiments and mouse models with CPT1A turned off in specific liver cells, plus molecular analyses, to see how these changes affect cell death and tissue repair. They also examine liver-resident immune cells (macrophages) to understand how different cell types work together during injury and recovery. The goal is to find metabolic targets that could be used to protect the liver or improve regeneration after overdose.

Who could benefit from this research

Good fit: People who have had an acetaminophen (Tylenol) overdose or who are at high risk for APAP-related liver injury would be the most relevant candidates.

Not a fit: Patients with liver damage from causes other than acetaminophen, or those with very advanced liver failure, may not benefit from findings focused on APAP-specific pathways.

Why it matters

Potential benefit: If successful, this work could point to new treatments that protect the liver or speed recovery after acetaminophen overdose.

How similar studies have performed: Prior laboratory and animal studies have suggested fatty-acid oxidation and CPT1A influence liver injury and that boosting FAO can protect against damage, but applying these findings to human treatments remains largely untested.

Where this research is happening

Richmond, 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 APAP-induced liver injury
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.