Mechanisms of Lung Defense and Their Relationship With Airway Infection in Chronic Obstructive Pulmonary Disease (COPD)

Not Applicable

• Conditions: Bacterial Infection in COPD
• Interventions: Procedure: Bronchoscopy

• Registration Number: NCT01976130
• Lead Sponsor: Fundació Institut de Recerca de l'Hospital de la Santa Creu i Sant Pau

Brief Summary

Study hypothesis:

Chronic Obstructive Pulmonary Disease (COPD) patients with chronic bacterial colonization have lower levels of mucins and antimicrobial peptides in their airways

Detailed Description

Main objective:

(1) To investigate the expression of mucins and antimicrobial peptides in patients with severe COPD and their relationship with the presence of bacteria in the airway

Study Timeline

• Study Start: 2012-06
• Study First Submitted: 2013-10-22
• Study First Submitted QC: 2013-10-29
• Study First Posted: 2013-11-05
• Status Verified: 2016-09
• Last Update Submitted: 2016-09-07
• Last Update Posted: 2016-09-08
• Primary Completion: 2018-03
• Study Completion: 2018-06

Recruitment & Eligibility

• Status: UNKNOWN
• Sex: All
• Target Recruitment: 45

Inclusion Criteria

• COPD

Exclusion Criteria

• Acute exacerbation in the last 4 weeks

Study & Design

• Study Type: INTERVENTIONAL
• Study Design: SINGLE_GROUP

Arm && Interventions

Group	Intervention	Description
bronchoscopy	Bronchoscopy	Procedure

Primary Outcome Measures

Name	Time	Method
Mucins in sputum	Day 1

Secondary Outcome Measures

Name	Time	Method
Antimicrobial peptides in sputum	Day 1

Trial Locations

Locations (1)

Hospital de la Santa Creu i Sant Pau; 🇪🇸 Barcelona, Spain