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RECRUITING
NCT05474430

Estimating Risk of Respiratory Infections Attributable to CFTR Heterozygosity

Sponsor: Philip Polgreen

View on ClinicalTrials.gov

Summary

A research team member will brush the inferior surface of the subjects' middle turbinate (nasal cavity) using a cytology brush to obtain the cells needed to perform our functional respiratory assays. An individual trained in phlebotomy will draw one 3 ml lavender top tube of blood to test c-reactive protein, calprotectin, and lactoferrin. They will also draw a 5 ml gold top serum separator tube of blood to test fibroblast growth factor-19. The participant will answer questions from the baseline survey and report their current medications interview-style with the research team member.

Official title: Estimating the Risk for and Severity of Respiratory Infections Attributable to CFTR Heterozygosity

Key Details

Gender

All

Age Range

18 Years - 100 Years

Study Type

OBSERVATIONAL

Enrollment

160

Start Date

2021-12-20

Completion Date

2026-07

Last Updated

2026-01-07

Healthy Volunteers

Not specified

Locations (1)

University of Iowa Hospitals and Clinics

Iowa City, Iowa, United States