Suspended

ISRG Protein β3 Subunit (GNB3) Polymorphism and Restenosis of Coronary Drug-eluting Stents

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What is being collected

Data Collection

Collected from past medical records and data - Retrospective
DNA Samples
Who is being recruted

Arterial Occlusive Diseases+5

+ Arteriosclerosis

+ Cardiovascular Diseases

Over 18 Years
+2 Eligibility Criteria
See all eligibility criteria
How is the trial designed

Case-Control

Comparing exposures between individuals with and without disease in order to identify potential risk factors.
Observational
Study Start: March 2012
See protocol details

Summary

Principal SponsorShanghai Zhongshan Hospital
Study ContactYamei XuMore contacts
Last updated: August 22, 2012
Sourced from a government-validated database.Claim as a partner

Study start date: March 1, 2012

Actual date on which the first participant was enrolled.

Although drug-eluting stents (DES) have reduced restenosis rates compared with bare-metal stents, the restenosis rate is still high in the high-risk group. G protein plays important roles in the signal transduction leading to vascular smooth muscle proliferation. The initial and subsequent studies suggest that the T allele of C825T polymorphism is associated with enhanced transmembrane signaling via Gi proteins.

Principal SponsorShanghai Zhongshan Hospital
Study ContactYamei XuMore contacts
Last updated: August 22, 2012
Sourced from a government-validated database.Claim as a partner

Protocol

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

300 patients to be enrolled

Total number of participants that the clinical trial aims to recruit.

Case-Control

These studies compare people who have a disease (cases) with those who don't (controls). The goal is to look back at previous exposures or risk factors to identify what might have contributed to the disease.


Eligibility

Researchers look for people who fit a certain description, called eligibility criteria: person's general health condition or prior treatments.
Conditions
Criteria

Any sex

Biological sex of participants that are eligible to enroll.

Over 18 Years

Range of ages for which participants are eligible to join.

Healthy volunteers not allowed

If individuals who are healthy and do not have the condition being studied can participate.

Conditions

Pathology

Arterial Occlusive DiseasesArteriosclerosisCardiovascular DiseasesCoronary DiseaseHeart DiseasesVascular DiseasesMyocardial IschemiaCoronary Artery Disease

Criteria

1 inclusion criteria required to participate
Patients who underwent follow-up angiography. All the patients must had been implanted with DES during the last two years

1 exclusion criteria prevent from participating
For the non-ISR group, the patients underwent follow-up angiography less than 6 months away from stent implanting

Study Plan

Find out more about all the medication administered in this study, their detailed description and what they involve.
Treatment Groups
Study Objectives

2 intervention groups are designated in this study

This study does not include a placebo group 

Treatment Groups

Study Objectives

Primary Objectives

Secondary Objectives

Study Centers

These are the hospitals, clinics, or research facilities where the trial is being conducted. You can find the location closest to you and its status.

This study has 1 location

Recruiting

Zhongshan Hospital

Shanghai, ChinaOpen Zhongshan Hospital in Google Maps
SuspendedOne Study Center