C1q/TNF-related Proteins in Coronary Artery Disease

March 17, 2018 updated by: Kyung Mook Choi, Korea University
Now, adipose tissue is established as an active endocrine organ that controls systemic energy homeostasis by secretion of adipokines. Recently, members of the C1q/tumor necrosis factor-related protein (CTRP) family have been reported to share structural homology with adiponectin. To date, 15 CTRP family members have been found that might play major roles in metabolism and inflammation. The investigators tried to clarify the relationship between CTRP family and coronary artery disease (CAD) in Korean men and women.

Study Overview

Status

Terminated

Detailed Description

Adipose tissue secretes various kinds of bioactive molecules termed adipokines which contribute to the development of obesity-related disorders including cardiovascular disease (CVD). Adiponectin is the insulin-sensitizing adipokine with anti-inflammatory and anti-atherogenic properties. Hypoadiponectinemia has been associated with an increased risk of coronary artery disease (CAD) in several though not all studies. Recently, a new family of secreted proteins, C1q/TNF-related protein (CTRP), was cloned on the basis of sequence homology with adiponectin. This family of adiponectin paralogs might have pivotal implications in energy homeostasis and obesity-related inflammation. Each CTRP family member has its own unique tissue expression profile and function in regulating glucose and/or fat metabolism. In the present study, we evaluated the role of CTRP in patients with CAD and investigated whether CTRP family is significantly associated with CAD prevalence after adjustment for well-known CAD risk factors.

Study Type

Observational

Enrollment (Actual)

362

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

20 years to 80 years (Adult, Older Adult)

Accepts Healthy Volunteers

Yes

Genders Eligible for Study

All

Sampling Method

Probability Sample

Study Population

The subjects with stable angina or a history of acute coronary syndrome who visited for a department of cardiology in Korea Univ. Guro hospital were enrolled using predefined inclusion and exclusion criteria.

Description

Inclusion Criteria:

  • 20<age<80
  • History of stable angina, unstable angina, or acute myocardial infarction

Exclusion Criteria:

  • a history of diabetes
  • stage 2 hypertension
  • malignancy
  • severe renal or hepatic disease

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

Cohorts and Interventions

Group / Cohort
Patients with CAD
Acute coronary syndromoe (ACS) patients who were admitted to the coronary care unit.

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
serum concentration of CTRP-1,3, or 9 in the subjects with/without CAD
Time Frame: at enrollment
compare serum concentration of CTRP-1,3 or 9 between CAD patients and normal group
at enrollment

Secondary Outcome Measures

Outcome Measure
Measure Description
Time Frame
The relationships of serum CTRPs/adiponectin levels with cardiometabolic risk profiles
Time Frame: at enrollment
find the correlation of CTRPs and adiponection with cardiometabolic risk
at enrollment

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Investigators

  • Principal Investigator: Kyung Mook Choi, M.D., medica7@gmail.com

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start (Actual)

March 1, 2011

Primary Completion (Actual)

December 1, 2012

Study Completion (Actual)

February 1, 2016

Study Registration Dates

First Submitted

March 7, 2014

First Submitted That Met QC Criteria

March 7, 2014

First Posted (Estimate)

March 11, 2014

Study Record Updates

Last Update Posted (Actual)

March 20, 2018

Last Update Submitted That Met QC Criteria

March 17, 2018

Last Verified

March 1, 2018

More Information

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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