Clinical trials: Genetic Polymorphism
Pulmonary Tuberculosis, Genetic Variants of Host
Toll-like Receptor 2 Gene Polymorphism, Serum Cytokines and Susceptibility to Disease Severity or Treatment Response of Pulmonary Tuberculosis
Infection with Mycobacterium tuberculosis remains at epidemic levels globally. Innate and adaptive immune responses evolve as protective mechanisms against mycobacterial infection in humans.
- Conditions
- Pulmonary Tuberculosis, Genetic Variants of Host, Immune Response of Host
- Trial name
- NCT00772408
- Where
- 2 sites in Taiwan
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Chang Gung Memorial Hospital
Efavirenz, Metabolism and Pharmacokinetics Changes
Determine the Effects of Gene Differences and Voriconazole on Enzyme CYP2B6 Activity in the Liver in Healthy Volunteers
The purpose of this study is to see if administration of medicines and genetic differences affects the activity of a liver enzyme called CYP2B6 in healthy volunteers.
- Trial name
- NCT01104376
- Testing
- Efavirenz, voriconazole
- Where
- United States
- Volunteers
- 61 people, healthy volunteers welcome
- Sponsor
- Indiana University
Diabetic Nephropathies
TCF7L2 Gene Polymorphism and AGEs in Diabetic Nephropathy
1. To study genotypic distribution of the TCF7L2 gene polymorphism in Diabetic nephropathy. 2. To assess level of AGEs and Insulin in patients with Diabetic nephropathy. 3.
- Trial name
- NCT04084886
- Volunteers
- 100 people
- Sponsor
- Assiut University
Persistence of Infection With Helicobacter Pylori
The Role of Cathepsin X in Infection With the Helicobacter Pylori
The immune response to Helicobacter pylori (Hp) importantly determines the pathogenesis of infection as well as the success of antibiotic eradication of the bacteria.
- Trial name
- NCT01137942
- Testing
- clarithromycin, metronidazole, proton pump inhibitor
- Where
- Slovenia
- Volunteers
- 14 people
- Sponsor
- University Medical Centre Ljubljana
Hepatitis C, Chronic
Biliverdin Reductase A in Chronic Hepatitis C Virus Infection
In this project, the investigators aim to study the role of biliverdin reductase A (BLVRA) in HCV infected patients prior and during/after standard antiviral therapy in association with viral clearance, disease progression and…
- Trial name
- NCT01112033
- Where
- Czechia
- Volunteers
- 113 people, healthy volunteers welcome
- Sponsor
- Charles University, Czech Republic
Vaccine Response Impaired, Allogeneic Stem Cell Transplantation
Role of Interferon-λ and Vaccine Response
The following observational study will investigate whether the vaccine response (antibodies, T and B cells) after allogeneic stem cell transplantation is influenced by genetic polymorphisms in the interferon lambda signal.
- Trial name
- NCT03467074
- Testing
- influenza A/B vaccine
- Where
- Switzerland
- Volunteers
- 200 people
- Sponsor
- University Hospital, Basel, Switzerland
SLE, Rheumatoid Arthritis
Efferocytosis and Genomic Polymorphism in Autoimmune Diseases
Over the past few years, growing evidences revealed that clearance of apoptotic cells by phagocytosis can result in powerful anti-inflammatory and immunosuppressive effects.
- Conditions
- SLE, Rheumatoid Arthritis, Healthy Subjects
- Trial name
- NCT00364728
- Where
- Taiwan
- Volunteers
- 450 people, healthy volunteers welcome
- Sponsor
- National Taiwan University Hospital
Infections
The Role of Genetic Polymorphisms in Innate Immune Response Genes in Susceptibility to Infections
The purpose of this study is to better understand genetic susceptibility to infections and the interactions of specific genetic polymorphisms of innate immune receptors with microbial and fungal organisms.
- Trial name
- NCT00597090
- Where
- United States
- Volunteers
- 319 people
- Sponsor
- Memorial Sloan Kettering Cancer Center
Peripartum Cardiomyopathy
Irisin Expression and Gene Polymorphism With Peripartum Cardiomyopathy.
this is an observertional study aimed at Study the association between the level of irisin expression and (Fibronectin Type III Domain Containing 5 (FDNC5) gene polymorphism in female patients with peripartum cardiomyopathy.
- Trial name
- NCT04927715
- Where
- Egypt
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- Sohag University
Breast Neoplasms
Prevalence of Genetic Polymorphisms in Genes Coding for Tamoxifen Metabolising Enzymes
CYPTAM-BRUT 3 is a prospective, multicentric study in Belgium within the CYPTAM study of the Leiden University Medical Center (NTR1509) including postmenopausal women receiving tamoxifen for estrogen-receptor positive breast…
- Trial name
- CYPTAMBRUT-3 (NCT00966043)
- Where
- 11 sites in Belgium
- Volunteers
- 158 people
- Sponsor
- Vlaamse Vereniging voor Obstetrie en Gynaecologie
Cigarette Smoking Behavior
Nicotine Reinforcement and Smoking-Cue Reactivity: Association With Genetic Polymorphisms
In this study, potential associations between several genetic polymorphisms and nicotine dependence will be examined. The relative reinforcing efficacy of cigarettes using the forced-choice procedure will be assessed.
- Trial name
- NCT02921282
- Testing
- Genotype dopamine, Genotype cannabinoids
- Where
- Canada
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- Centre for Addiction and Mental Health
Single-nucleotide Polymorphism (SNP) for Glaucoma
Investigation of Genetic Disease Marker Associated With Korean Glaucoma Patients
A single-nucleotide polymorphism (SNP) analysis of DNA obtained from peripheral blood of the glaucoma patients and the normal control will be performed to find genetic marker for primary open angle glaucoma.
- Trial name
- NCT01025024
- Testing
- SNP analysis of the DNA
- Where
- South Korea
- Volunteers
- 1,224 people, healthy volunteers welcome
- Sponsor
- Chungnam National University
Sexual Addiction
A Study of Gene Polymorphisms Associated With Specific Presentations of Sexual Addiction
The study is intended to identify gene polymorphisms significantly associated with specific behavioral- and preoccupation-typologies of sexual addiction, and to identify additional potential genetic markers of sexual addiction.
- Trial name
- NCT02844985
- Testing
- No Intervention
- Where
- 8 sites in United States
- Volunteers
- 2,000 people
- Sponsor
- American Foundation for Addiction Research
CYP1A2 Polymorphism, CYP2C19 Polymorphism
Clinical and Genetic Influencing Factors on Clozapine Pharmacokinetics
Clozapine (Clz), an atypical antipsychotic, is the reference medication for patients with treatment-resistant schizophrenia. Due to the high inter-individual variability of its pharmacokinetics and its narrow therapeutic index, a…
- Conditions
- CYP1A2 Polymorphism, CYP2C19 Polymorphism, Clozapine, Schizophrenia
- Trial name
- NCT04240496
- Testing
- Determination of plasma concentration of clozapine/ Genotyping
- Where
- Tunisia
- Volunteers
- 51 people
- Sponsor
- University of Monastir
Postoperative Nausea and Vomiting
Comparison of Palonosetron and Ramosetron for Preventing Patient-controlled Analgesia Related Nausea and Vomiting Following Spine Surgery; Association With ABCB1 Polymorphism
Opioid-based intravenous patient-controlled analgesia (IV-PCA) offers excellent pain control, however, its use inevitably increases the incidence of postoperative nausea and vomiting (PONV).
- Trial name
- NCT02480088
- Testing
- Ramosetron, Palonosetron
- Where
- South Korea
- Volunteers
- 300 people
- Sponsor
- Yonsei University
The Recipients Undergoing Liver Transplantation
Identification of Genetic Polymorphism Related to Acute Kidney Injury After Liver Transplantation Through Genome-wide Association Study (GWAS) in Korean Population
Some of the liver transplantation recipients experience postoperative acute kidney injury due to various causes including genetic factors.
- Trial name
- NCT03344380
- Where
- South Korea
- Volunteers
- 330 people
- Sponsor
- Yonsei University
Colorectal Cancer
Precision-Based Magnesium Trial
Colorectal cancer is the fourth most common incident cancer and the second most common cause of cancer death in the United States, with approximately 150,000 new cases and 57,000 deaths per year.
- Trial name
- NCT01105169
- Testing
- Magnesium glycinate
- Where
- United States
- Volunteers
- 250 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University Medical Center
Diabetes Mellitus
Effect of Adiponectin Genetic Polymorphism on Rosiglitazone Response
The aims of the present study were to investigate the association between adiponectin gene polymorphisms and the response to rosiglitazone monotherapy in T2D patients.
- Trial name
- NCT00501488
- Testing
- rosiglitazone
- Where
- China
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- Central South University
Bone Marrow Diseases
Cytokine Gene Polymorphisms in Bone Marrow Failure
This study will examine whether cytokine gene polymorphisms affect the progression or response to therapy of bone marrow failure disorders.
- Trial name
- NCT00085670
- Where
- United States
- Volunteers
- 79 people
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Glucocorticoid Resistance, Gene
Association Between the Effect of Glucocorticoid Pulse Therapy on Neuromyelitis Optica (NMO) and Gene Polymorphism
Aims of this study are to observe the correlation between ABCB1、VDR、TBX21、NR3C1 and other gene polymorphisms and the effect of glucocorticoid shock therapy on neuromyelitis optica.
- Conditions
- Glucocorticoid Resistance, Gene, Neuromyelitis Optica
- Trial name
- NCT04601142
- Testing
- Methylprednisolone
- Where
- China
- Volunteers
- 350 people
- Sponsor
- Beijing Tongren Hospital