How e-cigarette chemicals might cause lung cancer

Electronic cigarette derived free radicals, oxidative stress and inflammation in lung cancer development

NIH-funded research Ohio State University · NIH-11285142

This research looks at whether chemicals from e-cigarettes cause harmful inflammation and DNA damage that could lead to lung cancer in people who vape.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionOhio State University NIH-funded
Lab location1 site (Columbus, UNITED STATES)
Project IDNIH-11285142 on NIH RePORTER

What this research studies

Researchers expose animals to e-cigarette aerosol over long periods and measure harmful free radicals, reactive aldehydes, inflammation, DNA damage, and tumor formation while analyzing the chemicals produced by different devices and power settings. They track early changes in lung cells and tissues to see which chemical exposures and nicotine metabolites come before cancer-like changes. The goal is to connect specific vaping chemicals and biological processes to the kinds of oxidative stress and inflammation that can lead to human lung cancer.

Who could benefit from this research

Good fit: Ideal candidates would be current or former e-cigarette users—especially long-term vapers or people who used high-power devices—who are willing to share health information or biospecimens.

Not a fit: People who have never used e-cigarettes or whose lung disease is clearly due to other causes may not get direct benefit from this research.

Why it matters

Potential benefit: If successful, this work could clarify whether vaping raises lung cancer risk and identify particular harmful chemicals to guide warnings, regulation, and safer product choices.

How similar studies have performed: Prior animal studies, including the team's mouse model, have reported e-cigarette–related inflammation and tumors, but direct proof in people remains limited.

Where this research is happening

Columbus, 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.