Filtered Air

OTHER17 trials

Sponsors

David Diaz-Sanchez, University of Washington, University of British Columbia, Umeå University, University of North Carolina, Chapel Hill

Conditions

Air PollutionAir Pollution ExposureAllergiesAlzheimer Disease (AD)AsthmaAsthma and/or Exercise Induced BronchoconstrictionBlood BiomarkersBlood Clotting

Early Phase 1

ONES Grant: CXCL10/CXCR3 Regulation of Ozone-Induced Epithelial Permeability

CompletedNCT03599206

Robert Tighe, MDEnvironmental and Genetic Factors on Lung Function

Start: 2019-08-16End: 2024-01-24Updated: 2024-02-12

Phase 1

Mechanisms of Ozone-Induced Alterations in Efferocytosis and Phagocytosis

CompletedNCT03646877

Robert Tighe, MDHealthy

Start: 2019-03-19End: 2023-07-27Updated: 2024-03-12

Phase 4

Diesel Exhaust Induces Glucocorticoid Resistance

RecruitingNCT03615742

University of British ColumbiaExposure to Pollution, Glucocorticoid Resistance

Start: 2018-12-01End: 2025-12-31Target: 30Updated: 2024-07-24

Salbutamol Use in Ozone Air Pollution by People With Asthma and/or Exercise Induced Bronchoconstriction (EIB)

CompletedNCT05087693

University of British ColumbiaAsthma and/or Exercise Induced Bronchoconstriction, Ozone Air Pollution

Start: 2021-11-01End: 2023-08-31Updated: 2025-03-14

Air Pollution and Inhaled Corticosteroids in COPD

Not yet recruitingNCT06552364

University of British ColumbiaCOPD

Start: 2025-04-01End: 2028-12-31Target: 48Updated: 2025-03-27

Unknown Phase

Physiological Changes in Adults With Metabolic Syndrome Exposed to Ultrafine Air Particles

CompletedNCT01475968

David Diaz-SanchezMetabolic Syndrome

Start: 2004-12-31End: 2013-10-31Updated: 2013-11-07

Diesel Exhaust and Vascular Function

University of WashingtonCardiovascular Effects

Start: 2012-01-31End: 2015-12-31Target: 24Updated: 2015-08-03

Diesel Exhaust and Mechanism of Asthma

CompletedNCT01699204

University of British ColumbiaAsthma

Start: 2007-09-30End: 2011-10-31Updated: 2017-09-29

Exercise in Air Pollution and Lung Health in Asthmatics

CompletedNCT02252302

University of British ColumbiaAir Pollution, Exercise-induced Bronchoconstriction

Start: 2015-05-31End: 2021-05-31Target: 20Updated: 2021-09-30

Longitudinal Acute Air Pollution Systemic Effects

CompletedNCT02677662

Umeå UniversityHealthy

Start: 2015-11-30End: 2016-04-30Updated: 2016-05-13

The Phthalate-Allergen Immune Response Study

University of British ColumbiaAllergies

Start: 2017-02-02End: 2021-05-07Target: 20Updated: 2019-08-02

Human Biological Responses to Low Level Ozone

CompletedNCT02857283

University of North Carolina, Chapel HillEnvironmental Exposure, Nasal Inflammation

Start: 2017-04-22End: 2019-07-01Updated: 2021-05-14

The Role of Eicosanoids in the Cardiovascular Actions of Inhaled Nanoparticles

CompletedNCT03659864

University of EdinburghBlood Biomarkers, Blood Clotting, Healthy Volunteers +2

Start: 2018-10-03End: 2020-11-27Updated: 2024-05-21

Cardiovascular Effects of Exposure to Wood Smoke in Healthy Human Adults

SuspendedNCT04297761

University of North Carolina, Chapel HillHealthy

Start: 2021-05-25End: 2027-12-31Target: 80Updated: 2025-06-12

Effect of Commute Traffic on Vascular Function

CompletedNCT05454930

University of WashingtonCardiovascular Diseases

Start: 2015-01-31End: 2016-12-31Updated: 2022-07-12

Investigating Changes in Responses to Controlled Effective Doses of Ozone at Different Exercise Intensities

WithdrawnNCT06513754

Michael KoehleExercise Intensity, Ozone

Start: 2024-09-30End: 2025-08-31Updated: 2025-03-30

Effects on the Olfactory Epithelium and the Olfactory Nerve From Exposure to Diesel Exhaust

CompletedNCT07237958

Umeå UniversityAir Pollution Exposure, Alzheimer Disease (AD), Dementia Alzheimer Type

Start: 2019-02-01End: 2023-05-19Updated: 2025-11-20

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Effects of Controlled Diesel Exhaust and Allergen Exposure on microRNA and Gene Expression in Humans. Modulation of Lung Inflammatory Markers Associated with Asthma

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