FindTrial
Sign In

Study for components of fine particulate matter and its mechanism of inducing oxidative stress and inflammation in respiratory tract

Study for components of fine particulate matter and its mechanism of inducing oxidative stress and inflammation in respiratory tract

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR1900023692
Enrollment
Unknown
Registered
2019-06-07
Start date
2016-05-01
Completion date
Unknown
Last updated
2019-06-11

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

COPD

Interventions

Case series:Nil

Sponsors

College of Environmental Sciences and Engineering, Peking University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
45 Years to 70 Years

Inclusion criteria

Inclusion criteria: The inclusion conditions of COPD group mainly include: patients meeting the diagnostic criteria of COPD; Between 45 and 70 years old; Live nearby Shichahai community, Xicheng district; No smoking history in 3 years. The main inclusion criteria of healthy population included: basic information matching, i.e., volunteers matched with age and gender of selected COPD patients. No history of current smoking, past smokers quit for more than 3 years, and chest radiographs were normal. Other chronic diseases need to be well controlled.

Exclusion criteria

Exclusion criteria: Smoke or quit smoking less than 3 years

Design outcomes

Primary

MeasureTime frame
blood routine examination;blood sugar;blood lipids;Cytokines;MDA;Lung function;—

Countries

China

Contacts

Public ContactTONG ZHU

College of Environmental Sciences and Engineering, Peking University

tzhu@pku.edu.cn+86 10 62754789

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 28, 2026