# Imaging Sex Differences in Smoking-Induced Pulmonary Inflammation

> **NCT03721822** · PHASE1 · RECRUITING · sponsor: **University of Pennsylvania** · enrollment: 100 (estimated)

## Conditions studied

- Smoking, Cigarette
- Smoking E-cigarette
- Healthy Volunteer

## Interventions

- **DRUG:** [18F]NOS

## Key facts

- **NCT ID:** NCT03721822
- **Lead sponsor:** University of Pennsylvania
- **Sponsor class:** OTHER
- **Phase:** PHASE1
- **Study type:** INTERVENTIONAL
- **Status:** RECRUITING
- **Start date:** 2018-10-23
- **Primary completion:** 2026-10-23
- **Final completion:** 2026-10-23
- **Target enrollment:** 100 (ESTIMATED)
- **Last updated:** 2025-10-03


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03721822

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03721822, "Imaging Sex Differences in Smoking-Induced Pulmonary Inflammation". Retrieved via AI Analytics 2026-07-07 from https://api.ai-analytics.org/clinical/NCT03721822. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*