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e-Cigarette - DNA Adducts

Smoking Clinical Trial

Official title:
e-Cigarettes: Formaldehyde DNA Adducts, Oxidative Damage, and Potential Toxicity and Carcinogenesis

Clinical Trial Summary

This study will examine the level of toxicity of e-cigarette use compared to smokers and nonsmokers including inflammation markers, toxicant and carcinogen exposure. Additionally, the study will look at the effect of varying voltage levels for e-cigarette users.

Clinical Trial Description

In this observational study, e-cigarette users, smokers, and non-users of e-cigarette or tobacco products (up to 134 per group) will be recruited from the Minneapolis-St. Paul area. This research will be conducted at the Tobacco Research Programs at the University of Minnesota. Subjects are screened for eligibility over the phone. If eligible after the phone screen, participants will be invited to attend orientation screening visit in the clinic where consent will be obtained and subjects will complete forms about their tobacco and e-cigarette use and medical history. Subjects who eligible will be asked to return for six visits over the course of six months. At these appointments, subjects will provide biological specimen samples (buccal cells, urine and blood). Saliva will be collected before and after a smoking or vaping session. Non-users will only have 1 saliva collection. Subjects will be asked for information pertaining to and e-cigarette and tobacco use and overall health. ;

Study Design

Related Conditions & MeSH terms

Clinical Trial Details
NCT number NCT03284632
Study type Observational
Source University of Minnesota
Contact
Status Completed
Phase
Start date July 11, 2017
Completion date June 1, 2021
View Details
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