Clinical trials: Genetic Polymorphism
Tuberculosis, Drug-Induced Liver Injury
A Pharamcogenomic Study for Isoniazid According to NAT2 Polymorphism Status
A clinical trial to investigate the appropriate dose of isoniazid according to NAT2 polymorphism status in Korean subjects
- Conditions
- Tuberculosis, Drug-Induced Liver Injury, Adverse Drug Event
- Trial name
- NCT03665402
- Testing
- Isoniazid
- Where
- South Korea
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Seoul National University Hospital
Rheumatoid Arthritis, Systemic Lupus Erythematosus
Decoy Receptor 3 (DcR3) Polymorphisms in Rheumatoid Arthritis (RA) and Systemic Lupus Erythematosus (SLE)
Although SLE and RA are correlated with genetic predisposing factors such as human leukocyte antigen (HLA) class II, both diseases and other genetic factors might have contributed to the development of dysregulated lymphocyte…
- Trial name
- NCT00172666
- Where
- Taiwan
- Volunteers
- 450 people, healthy volunteers welcome
- Sponsor
- National Taiwan University Hospital
Postoperative Pain
Effect of Genetic Polymorphisms on Response to Preoperative NSAIDs in Endodontic Postoperative Pain Management
This study aims to evaluate the influence of genetic polymorphisms on the effectiveness of preoperative non-steroidal anti-inflammatory drugs (NSAIDs) in managing postoperative pain following endodontic treatment.
- Trial name
- NCT06937853
- Testing
- Ibuprofen 600 mg, diclofenac sodium
- Where
- Turkey (Türkiye)
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Ataturk University
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
- NCT00155701
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- National Taiwan University Hospital
Genetic Blood Group (bg) Polymorphism in U Negativity and St(a) of MNSs
Whole Genome Sequencing for Blood Group Genotyping and Definition as Exemplified on U- and St(a)+.
No health condition(s) are studied. Genetic background of blood groups is studied. U- and Stones(a)+ ("Caucasian type") are used as proof-of-principle samples.
- Trial name
- Blood Genome (NCT02534519)
- Testing
- Whole Genome Sequencing (WGS)
- Where
- Switzerland
- Volunteers
- 8 people, healthy volunteers welcome
- Sponsor
- Blood Donation Service Zurich, SRC
Blood Flow in Healthy Volunteers
Effect of Polymorphisms in the Adenosine a2a Receptor Gene and AMPD2 Gene on Adenosine-Induced Vasodilation and Reactive Hyperemia
The endogenous nucleoside adenosine can induce various cardiovascular and neurohumoral effects by stimulation of specific adenosine receptors.
- Trial name
- NCT00253929
- Testing
- Intra-arterial infusion of adenosine, intra-arterial infusion of caffeine, intra-arterial infusion of acetylcholine
- Where
- Netherlands
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Radboud University Medical Center
Hypertensive Disorder of Pregnancy, Vitamin D Deficiency
Vitamin D Deficiency With Selected Vitamin D Receptor Gene Polymorphism in Gestational Hypertension
This study aim to look into the prevalence of Vitamin D deficiency among Malaysian pregnant women and its associated risk factors.
- Trial name
- NCT05659173
- Testing
- Blood taking
- Where
- Malaysia
- Volunteers
- 180 people, healthy volunteers welcome
- Sponsor
- Universiti Putra Malaysia
Alcohol Drinking, Depression
Effect of Ethanol and Genetic Polymorphisms on Bupropion Metabolism
The two purposes of this study are 1. to determine what effect the chronic and moderate/heavy drinking of alcoholic beverages has 1.
- Conditions
- Alcohol Drinking, Depression, Smoking Cessation, Attention Deficit Disorder
- Trial name
- NCT00330434
- Testing
- Trial Withdrawn 1, Trial Withdrawn 2
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- Tufts University
Healthy
Influence of CYP2C19 Genetic Variants on Clopidogrel in Healthy Subjects
To test pharmacodynamic response to clopidogrel 150mg once daily during 7 days in healthy subjects carriers of a mutated allele (*2) associated with CYP2C19 deficiency and non responders to the usual regimen of 75 mg once daily
- Trial name
- NCT00413608
- Testing
- Clopidogrel
- Where
- France
- Volunteers
- 140 people, healthy volunteers welcome
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Appetitive Behavior
Effect of Exercise on Appetite, Gut Peptides and Butyrylcholinesterase Activity in Variants of the FTO Gene
Using a database of individuals with FTO genetic data, the study aims to assess the appetite, energy intake, butyrylcholinesterase, gut hormone responses to a bout of moderate- to high intensity exercise in individuals with…
- Trial name
- NCT03025347
- Testing
- Control, Exercise
- Where
- United Kingdom
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Loughborough University
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
Hepatitis C Virus Infection, Chronic Liver Disease
Genetic Polymorphisms of Interleukin-10 and TNF-α on Outcome of HCV-Related Chronic Liver Disease
The prognosis of chronic hepatitis C virus (HCV)infeciton varies from minimal progressive disease to cirrhosis or hepatocellular carcinoma. Host genetic factors contribute to disease severity.
- Trial name
- NCT00630006
- Testing
- TNF-alpha and IL-10
- Where
- 3 sites in Taiwan
- Volunteers
- healthy volunteers welcome
- Sponsor
- Kaohsiung Medical University Chung-Ho Memorial Hospital
Immune Thrombocytopenic Purpura
" Effect of Single-nucleotide Polymorphism of CD40 Gene rs1883832 C/T on the Risk of Immune Thrombocytopenic Purpura "
Immune thrombocytopenia is an acquired autoimmune disease, in which platelets are opsonized by auto-antibodies and destroyed by phagocytic cells .Genetic polymorphisms in the immune mediators have been suggested to play a pivotal…
- Trial name
- NCT05585944
- Testing
- Genotyping of rs1883832C/T related single-nucleotide polymorphism
- Where
- Egypt
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Sohag University
Cystic Fibrosis, Pulmonary Fibrosis
Role of Genetic Factors in the Development of Lung Disease
This study is designed to evaluate the genetics involved in the development of lung disease by surveying genes involved in the process of breathing and examining the genes in lung cells of patients with lung disease.
- Conditions
- Cystic Fibrosis, Pulmonary Fibrosis, Tuberous Sclerosis, Asthma
- Trial name
- NCT00001532
- Where
- 2 sites in United States
- Volunteers
- 3,500 people, healthy volunteers welcome
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Hypertension, Periodontitis
Evaluation of MTHFR Gene Polymorphism and Periodontal Clinical Parameters in Healthy, Hypertensive, and Periodontitis Individuals
This observational study aims to evaluate the relationship between MTHFR gene polymorphisms and periodontal clinical findings in healthy individuals, individuals with hypertension, individuals with periodontitis, and individuals…
- Trial name
- NCT07873385
- Testing
- MTHFR Gene Polymorphism Analysis
- Where
- Turkey (Türkiye)
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Akdeniz University
Fatty Acid Desaturases, Polymorphism, Single Nucleotide
Genetic Variants Modulate Association Between Dietary n-3 LCPUFAs and DHA Proportion in Breast Milk
DHA is important for the development of brain and retina in newborns. Considering that exclusive breast feeding for at least 4 ~6 months are globally recommended, plus it is well known that nutrient requirement is determined by…
- Conditions
- Fatty Acid Desaturases, Polymorphism, Single Nucleotide, Milk, Human
- Trial name
- NCT03842891
- Where
- Taiwan
- Volunteers
- 193 people, healthy volunteers welcome
- Sponsor
- China Medical University Hospital
Development, Child
The Relationship Between VDR Gene Polymorphism and Children's Physical and Intellectual Development
This study was used to determine the relationship between vitamin D receptor gene polymorphism and children's physical and intellectual development, further adjust the doses of vitamin D supplementation after birth, and provide…
- Trial name
- RVDRGPCPID (NCT03742310)
- Testing
- Vitamin D
- Where
- China
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- First Affiliated Hospital Xi'an Jiaotong University
Blood Pressure
Blood Pressure Lowering Effect of B-vitamins in Adults With a Genetic Pre-disposition to Elevated Blood Pressure.
Approximately 12% of the world's population have a have a common C677T polymorphism in the gene encoding the folate metabolising enzyme, methylenetetrahydrofolate reductase (MTHFR).
- Trial name
- RAFA (NCT04278378)
- Testing
- Riboflavin, Folic acid
- Where
- United Kingdom
- Volunteers
- 2,564 people, healthy volunteers welcome
- Sponsor
- University of Ulster
Renal Transplantation
Identification of Patients With High Probability of Poorly Responding to Therapy With Mycophenolic Acid Prodrugs
This study is designed to define groups of patients (among patients with a heart or kidney graft or a glomerular disease and nephrotic range proteinuria) who would either not profit from a therapy with mycophenolate-mofetil (MMF)…
- Trial name
- NCT00978965
- Testing
- MPA SNP
- Where
- Austria
- Volunteers
- 277 people, healthy volunteers welcome
- Sponsor
- Medical University of Vienna
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