Clinical trials: Genetic Polymorphism
Coronary Disease
Genetic Polymorphism Associated With Coronary Heart Disease Susceptibility and Variability of Clopidogrel Response
The pathogenesis of CHD remains poorly known despite much research over the last few decades. Numerous non-genetic variables have been demonstrated to have a significant impact on the risk of CHD.
- Trial name
- NCT03373552
- Testing
- Platelet function assay
- Where
- Tunisia
- Volunteers
- 250 people
- Sponsor
- Hôpital Universitaire Fattouma Bourguiba
Lung Cancer
The Correlation Between Lung Cancer Susceptibility, Drug Response and Genetic Polymorphism
Lung cancer is the leading cause of cancer deaths in Taiwan. The carcinogen in the environment is a key role in the development of lung cancer, and one of its main resource is tobacco.
- Trial name
- NCT01280448
- Where
- Taiwan
- Volunteers
- 600 people, healthy volunteers welcome
- Sponsor
- Taipei Medical University WanFang Hospital
COVID-19 Respiratory Infection
Gene Polymorphism of IL17 and IL 23
rates are in such considerable amount among large population base. The pathogenesis of COVID-19 implicates a potent inflammatory response, involving a complex group of mediators including interleukins.
- Trial name
- COVID 19IL17 (NCT04948515)
- Testing
- laboratory test
- Where
- Egypt
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Sohag University
Bladder Cancer, Colorectal Cancer
The Molecular Predisposition to Hereditary Nonpolyposis Colon Cancer (HNPCC)
The goal of this study is to understand factors which may influence risk for colorectal and other cancers in families. These factors include genetic variability, in combination with diet and lifestyle.
- Conditions
- Bladder Cancer, Colorectal Cancer, Endometrial Cancer, Kidney Cancer
- Trial name
- NCT01447199
- Testing
- Health and Diet Questionnaire
- Where
- United States
- Volunteers
- 2,000 people, healthy volunteers welcome
- Sponsor
- M.D. Anderson Cancer Center
Periodontitis, Chronic Periodontitis (Disorder)
Cofilin-2 (rs80358250) and Lactoferrin (rs1126478) Polymorphism and Protein Levels With Non Surgical Periodontal Therapy in Periodontitis Patients With and Without CHD
Periodontitis is a chronic multifactorial inflammatory disease associated with the accumulation of dental plaque and characterized by progressive destruction of the teeth-supporting apparatus, including the periodontal ligament…
- Conditions
- Periodontitis, Chronic Periodontitis (Disorder), Coronary Heart Disease
- Trial name
- NCT07353606
- Testing
- Scaling and root planing
- Where
- 2 sites in India
- Volunteers
- 84 people, healthy volunteers welcome
- Sponsor
- Meenakshi Ammal Dental College and Hospital
Post-cesarean Pain, CYP2D6 Polymorphism
The Impact of CYP2D6 Polymorphism on Tramadol Pharmacodynamics
CYP2D6 is an enzyme involved in the hepatic metabolism of many clinically important drugs: antiarrhythmics, antidepressants, antipsychotics, β-blockers, and analgesics such as tramadol and codeine.
- Conditions
- Post-cesarean Pain, CYP2D6 Polymorphism, Tramadol Resistance
- Trial name
- NCT06814652
- Testing
- Trodon® Hemofarm
- Where
- Iraq
- Volunteers
- 40 people
- Sponsor
- Elweyia Maternity Teaching Hospital
Chronic Liver Disease, Hepatocellular Carcinoma
Genetic Polymorphisms of TNF-α Promoter and HBV Genotype on Outcome of HBV-Related Chronic Liver Disease
The prognosis of Hepatitis B virus (HBV)infection varies from minimal progressive liver disease to cirrhosis or hepatocellular carcinoma (HCC).Both viral and host genetic factors contribute to disease severity.
- Trial name
- NCT00629668
- Testing
- TNF-alpha and HBV genotype, TNF-alpha and HBV genotypes
- Where
- Taiwan
- Volunteers
- healthy volunteers welcome
- Sponsor
- Kaohsiung Medical University Chung-Ho Memorial Hospital
Schizophrenia, Chinese Han People
Mutation Screening and Translocation Detection of DISC1 Gene in Schizophrenia
Several chromosomal loci obtained from genetic linkage studies have been reported of relating to schizophrenia. These areas include of 1q32-41, 6p24-21, 8p22-21, 15q13-14, and 22q11-12.
- Trial name
- NCT00155818
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- National Taiwan University Hospital
Breast Cancer
Studying Tumor Tissue Samples to Learn More About DNA Changes and Response in Patients With Breast Cancer Treated With Bevacizumab on Clinical Trial ECOG-2100
RATIONALE: Studying samples of tumor tissue from patients with cancer in the laboratory may help doctors learn more about changes that occur in DNA and identify biomarkers related to cancer.
- Trial name
- NCT00899418
- Testing
- gene expression analysis, polymerase chain reaction, polymorphism analysis
- Volunteers
- 500 people
- Sponsor
- Eastern Cooperative Oncology Group
Helicobacter Pylori Infection
Community-based Helicobacter Pylori Eradication
Based on a universal eradication of H. pylori in an offshore island (Matsu) with a high prevalence of gastric cancer as well as premalignant gastric lesion, we first examined the infection rate of H. pylori.
- Trial name
- NCT00155389
- Testing
- Helicobacter pylori eradication
- Where
- 2 sites in Taiwan
- Volunteers
- 5,000 people, healthy volunteers welcome
- Sponsor
- National Taiwan University Hospital
Osteoporosis
The Genetic and Life Style Determinants of Bone Mass of Young Greek Males
The genetic bases of peak bone mass in males, as determinants of an individual's risk of developing osteoporotic fractures in old age and their interaction with dietary and lifestyle factors are still poorly understood.
- Trial name
- NCT00449215
- Where
- Greece
- Volunteers
- 301 people, healthy volunteers welcome
- Sponsor
- University of Athens
Healthy, Pulmonary Fibrosis
Identification of Genes Associated With Lung Disease in Patients With Rheumatoid Arthritis
Pulmonary fibrosis (PF) is a condition in which the lungs of a patient become scarred and fibrous. It has been known to occur in as many as 40% of patients diagnosed with rheumatoid arthritis (RA).
- Conditions
- Healthy, Pulmonary Fibrosis, Rheumatoid Arthritis
- Trial name
- NCT00001885
- Where
- United States
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Gout, Hyperuricemia
Research and Development of a New Technology for Detection of Abnormal Excretion of Intestinal Uric Acid Involved in the Incidence of Gout
To evaluate differences in specific SNPs and intestinal microflora between patients with gout and hyperuricemia and healthy controls.
- Conditions
- Gout, Hyperuricemia, Gut Microbiota, Uric Acid
- Trial name
- NCT04953533
- Testing
- no intervention
- Where
- China
- Volunteers
- 800 people, healthy volunteers welcome
- Sponsor
- Second Affiliated Hospital, Zhejiang University, School of Medicine
Breast Cancer
Evaluation of Individual Sensitivity to the Gonadotoxicity of Chemotherapy in Young Patients With Breast Cancer
Over the past decade, advances in diagnosis and treatments have dramatically increased the rates of cure for young patients with cancer.
- Trial name
- ESIGON (NCT03731845)
- Testing
- Blood sample for genetic test, Blood sample for hormonal measurement, Ovarian ultrasound scan
- Where
- France
- Volunteers
- 73 people
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Obesity
Correlation Between COMT Val158Met Polymorphism and Dopaminergic Transporter Density (DAT) in Obese Women
The present study aims to evaluate the correlation between the presence of COMT Val158Met polymorphism and the density of dopaminergic transporters (DAT) in young obese women.
- Trial name
- NCT04815122
- Testing
- SPECT TRODAT-1
- Where
- Brazil
- Volunteers
- 38 people
- Sponsor
- University of Sao Paulo
Cirrhosis, Liver
The Establishment of Multiple Point Prediction Model About Tacrolimus Metabolic Differences Based on Genetic Network After Liver Transplantation and the Application of Multicenter
Combined with the clinical data of FK506 and the database of GO and Kyoto Encyclopedia of Genes and Genomes（KEGG）, the investigators aim to carry out the bioinformatic analysis and build a muti-locus genetic model, then…
- Trial name
- NCT02752529
- Testing
- Tacrolimus（FK506）
- Where
- China
- Volunteers
- 415 people
- Sponsor
- Shanghai General Hospital, Shanghai Jiao Tong University School of Medicine
Radiographic Contrast Agent Nephropathy
Relationship Between ALDH2 and CIN
The purpose of this clinical trial is to investigate the relationship between the gene polymorphism of aldehyde dehydrogenase 2 and contrast induced nephropathy and its mechanism.
- Trial name
- REACTION (NCT02643706)
- Where
- China
- Volunteers
- 500 people
- Sponsor
- Qilu Hospital of Shandong University
Chronic Hepatitis B
Exploring the Genome-wide Association Study of the Population With Clinical Cure Advantage in the Treatment of Chronic Hepatitis B With Long-acting Interferon
This study is a real-world case-control study conducted, with 120 CHB patients who received continuous treatment with PEG-IFN-α for more than 24 weeks as study subjects.
- Trial name
- NCT06696664
- Testing
- PEG-IFN-α
- Where
- China
- Volunteers
- 120 people
- Sponsor
- Minghui Li
Severe Sepsis
4G/5G Polymorphism of Plasminogen Activator Inhibitor-1 Gene and Disseminated Intravascular Coagulation in Severe Sepsis and Septic Shock
Data on 4G/5G polymorphism of plasminogen activator inhibitor-1 (PAI-1) gene are limited in Asian patients with sepsis. Therefore, the investigators aim to prospectively investigate the incidence of 4G/5G polymorphism and its…
- Trial name
- NCT01211899
- Volunteers
- 160 people
- Sponsor
- Hallym University Medical Center
Postoperative Cognitive Dysfunction
POCD: Correlations With the Gene Polymorphism and the Concentrations of Plasma Homocysteine, Folic Acid and Vitamin B12.
To study on the Postoperative Cognitive Dysfunction: Correlations With the Gene Polymorphism and the Concentrations of Plasma Homocysteine, Folic Acid and Vitamin B12.
- Trial name
- NCT03084393
- Where
- China
- Volunteers
- 215 people, healthy volunteers welcome
- Sponsor
- Xuzhou Medical University