Clinical trials: Gene Polymorphism
Stomach Ulcer
Influence of CYP2C19 Polymorphism on PK/PD of Omeprazole
A clinical trial to investigate the influence of CYP2C19 polymorphism on pharmacokinetic/pharmacodynamic characteristics of omeprazole in healthy Korean volunteers
- Trial name
- NCT02299687
- Testing
- Omeprazole
- Where
- South Korea
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Seoul National University Hospital
ITP - Immune Thrombocytopenia
"Cytotoxic T Lymphocyte-Associated Antigen-4 (CTLA-4) Gene Single-nucleotide Polymorphism in Primary Immune Thrombocytopenic Purpura in Children"
the investigators aim in this study to investigate the potential association of single gene polymorphisms of CTLA-4 (SNPs; rs: 3087243) using real-time PCR in children with primary ITP.
- Trial name
- ITP (NCT07014904)
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Sohag University
Single Nucleotide Polymorphism
Folate Gene Polymorphisms and Cellular Folate Speciation Pilot Study
This pilot study is designed to investigate differences in folate-related genes (single nucleotide polymorphisms) and their relationship to the species of folate present on red blood cells.
- Trial name
- FolGene (NCT00975364)
- Where
- United Kingdom
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Quadram Institute Bioscience
Systemic Lupus Erthematosus
Inducible Co-stimulator Gene With Systemic Lupus Erythematosus
The aim of this study is to investigate the association between ICOS gene polymorphism and susceptibility to systemic lupus erythematosus (SLE), as well as its impact on disease severity.
- Trial name
- ICOS/SLE (NCT07675837)
- Where
- Egypt
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- South Valley University
Rheumatoid Arthritis
The Genetic and the Functional Study of DNA Repair System and the Susceptibility to Rheumatoid Arthritis
This study is valuable for the understanding the role of DNA repair system plays in the progression of rheumatoid arthritis and for the development of new therapeutic modality in the future.
- Trial name
- NCT01285336
- Where
- Taiwan
- Volunteers
- healthy volunteers welcome
- Sponsor
- China Medical University Hospital
Diabetes Mellitus
SNP Study of DPP-4 and GLP-1R in Chinese People (Including Diabetes Patients)
Incretin-based therapy is currently one of the most popular diabetes treatment approaches. However, differences of response ware found in previous studies.
- Trial name
- NCT03108521
- Testing
- Sitagliptin
- Where
- China
- Volunteers
- 119 people, healthy volunteers welcome
- Sponsor
- Sichuan Provincial People's Hospital
Genetic Polymorphism Connected to Top-level Swimmers
Genetic Polymorphism and Israeli Top-level Swimmers' Performance and Expertise
In a study conducted in our laboratory few years ago, we genotyped 22 genes in 2 athletic groups (endurance and sprinters) and in age and gender matched nonathletic controls.
- Trial name
- NCT01319032
- Testing
- Extraction of whole blood
- Where
- Israel
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Hillel Yaffe Medical Center
Hypothyroidism
Desiccated Thyroid Extract Versus Synthetic T3/T4 Combination (ThyrolarTM) Versus L-T4 Alone in the Therapy of Primary Hypothyroidism With Special Attention to the Gene Polymorphism
The proposed study design is a prospective, randomized, double-blind, crossover study. After informed consent is obtained, patients will be randomized to receive either desiccated thyroid in capsules, or L-T4/L-T3 (ThyrolarTM) in…
- Trial name
- NCT02317926
- Testing
- Levothyroxine, Levothyroxine Plus Liothyronine, Desiccated Thyroid Extract
- Where
- United States
- Volunteers
- 81 people, healthy volunteers welcome
- Sponsor
- Walter Reed National Military Medical Center
Microbiota Analysis in Healthy Subjects
The Influence of Histo-blood Group Antigen Polymorphism on the Composition of the Microbiota
A person's blood type is defined by the types of sugars they express on their red blood cells, with antibodies being made to non-self sugars and excluding blood cells expressing these sugars (the basis of blood transfusion…
- Trial name
- NCT02349932
- Testing
- Healthy Adults
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- University of Florida
Alzheimer Disease
Polymorphism of ApoE in Alzheimer's Disease: Genetic Study in Castile and Leon (Spain)
The general objective of this randomized and longitudinal clinical study was to estimate the frequencies of ApoE variants both in the user population of the "Messengers of Peace" Residences and the "Associations of Relatives of…
- Trial name
- NCT06275243
- Testing
- Kit Buccal swab collection & stabilization de Canvax®, Cholesterol levels according to ApoE Genotype, Assessing cardiovascular risk factors in all participants
- Where
- Spain
- Volunteers
- 511 people, healthy volunteers welcome
- Sponsor
- Universidad de León
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
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
Molar-Incisor Hypomineralization
Single Gene Polymorphisms Associated With Molar-Incisor Hypomineralization
The genetic factors associated with Molar-Incisor Hypomineralization (MIH), a dental condition affecting permanent molars in individuals aged 8-13.
- Trial name
- NCT06165055
- Testing
- DNA Sample Collection + DNA genotyping
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Marmara University
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
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
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