Clinical trials: Genetic Polymorphism
Pulp Exposure, Dental, Pulp Disease, Dental
The Effect of Genetic Polymorphisms on the Success of Vital Pulp Therapy
This study employs saliva-based DNA analysis to investigate the effect of genetic polymorphisms, particularly SNPs in MMP, TIMP, TNF-α, and BMP genes, on the success of vital pulp therapy in permanent teeth with pulpitis…
- Conditions
- Pulp Exposure, Dental, Pulp Disease, Dental, Pulp Caping, Pulpitis
- Trial name
- NCT07130214
- Testing
- Biodentine
- Where
- Turkey (Türkiye)
- Volunteers
- 96 people
- Sponsor
- Ataturk University
Gastrointestinal Symptoms, Breath Test
Effect of Probiotic Supplementation on Lactose Maldigestion Induced by Fat-free Milk
The main objective of the study is to investigate the effect of probiotic supplementation on lactose maldigestion.
- Trial name
- NCT03659747
- Testing
- Probiotic, Lactrase
- Where
- Germany
- Volunteers
- 34 people
- Sponsor
- Danisco
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
Platelet Aggregation Inhibitors
The Influence of CYP2C19 Polymorphism and Clinical Outcomes in Stroke Patients
Background: Clopidogrel, an antiplatelet prodrug, is widely used for prevention of the recurrent cardiovascular events. CYP2C19 is one of the crucial enzymes for the activation of clopidogrel.
- Trial name
- NCT02711410
- Testing
- Clopidogrel
- Volunteers
- 518 people
- Sponsor
- National Cerebral and Cardiovascular Center, Japan
Healthy Subjects, Heme Oxygenase
Effects of Heme Arginate in Healthy Male Subjects
Heme oxygenase 1 (HO-1) serves as a protective gene. It has been shown that one factor modulating HO-1 activity is a genetic variation in the HO-1 gene (functional GT length polymorphism in the promotor region).
- Conditions
- Healthy Subjects, Heme Oxygenase, Genetic Polymorphism
- Trial name
- HEMAHS (NCT00682370)
- Testing
- saline solution, heme arginate
- Where
- Austria
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Daniel Doberer
Cancer
The Role of SNP rs2910164 in Patients Treated With Immune Checkpoint Inhibitors
The objective of this study is to investigate whether the SNP rs2910164 in the pre-miR-146a gene is associated with outcome and toxicity of immune checkpoint inhibitor therapy.
- Trial name
- NCT04038996
- Volunteers
- 179 people
- Sponsor
- University of Freiburg
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
Unruptured Cerebral Aneurysm
Identification of Genetic Polymorphisms Related to Propofol Requirement and Recovery Through Genome-wide Association Study (GWAS) in Total Intravenous Anesthesia for Clipping of Unruptured Cerebral Aneurysm in Korean Population
In neurosurgical anesthesia, propofol based total intravenous anesthesia (TIVA) is frequently used due to brain relaxation and less effect on electrophysiologic monitoring.
- Trial name
- NCT03087383
- Where
- South Korea
- Volunteers
- 500 people
- Sponsor
- Yonsei University
Lymphoma, Diffuse Large Cell
Genetic Determinations for Side Effects and Response Rate for Patients Receiving Chemotherapy With Diffuse Large Cell Lymphoma
The purpose of this study is to determine whether people have genes that make them more likely to respond to chemotherapy and/or have side effects from chemotherapy for diffuse large cell lymphoma.
- Trial name
- NCT00590941
- Testing
- Blood draw
- Where
- United States
- Volunteers
- 52 people
- Sponsor
- Washington University School of Medicine
Hemangioma
A Study of CCCTC-binding Factor (CTCF) in Infantile Hemangiomas
The purpose of this study is to evaluate the genotype of CTCF, a proven transcription factor, in patients with infantile hemangiomas and to monitor tumor growth.
- Trial name
- NCT00974129
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- Yale University
Stuttering
Genetic Factors Related to Stuttering
Stuttering is an abnormality in speech that affects the rhythm of speech. People who stutter know what they wish to say, but at the time are unable to say it because of involuntary repetition, unnecessary lengthening…
- Trial name
- NCT00001602
- Where
- United States
- Volunteers
- 500 people
- Sponsor
- National Institute on Deafness and Other Communication Disorders (NIDCD)
Parkinson Disease
Trodat 1 SPECT and Dopamine Polymorphism
The study population will include 100 parkinsonian patients in early stage of disease, with total duration not exeeding 5 years.
- Trial name
- NCT01381302
- Where
- 2 sites in Israel
- Volunteers
- 90 people
- Sponsor
- Wolfson Medical Center
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
Glaucoma
Polymorphisms in the Human Matrix Metalloproteinase Genes MMP1, MMP3, and MMP9: Genetic Risk Factors of Primary Open Angle Glaucoma?
Matrix metalloproteinases (MMPs) fulfill diverse important molecular functions and play pivotal roles in development, tissue morphogenesis, repair, aging, and inflammatory processes.
- Trial name
- NCT00312403
- Testing
- Blood Sample
- Where
- Austria
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- Medical University of Vienna
Sepsis, Systemic Inflammatory Response Syndrome
Influence of Age, Sepsis and SLCO1A2 Polymorphisms on Rocuronium Pharmacokinetics
This study aims to evaluate the influence of age and sepsis on in vivo activity of OATP1A2 using rocuronium (ROC) as a probe and evaluating the pharmacokinetics and pharmacodynamics in ASA I-III surgical patients.
- Conditions
- Sepsis, Systemic Inflammatory Response Syndrome, Septic Shock
- Trial name
- ROCSEPSIS (NCT02399397)
- Testing
- Serial blood sampling, Train of four monitoring, Blood testing for liver and renal function
- Where
- Brazil
- Volunteers
- 36 people
- Sponsor
- Universidade Estadual Paulista Júlio de Mesquita Filho
Healthy
Risk of CYP2C19 Phenoconversion in Healthy Volunteers With Rapid, Normal, and Intermediate Predicted Metabolizers' Status
CYP2C19 is responsible for the metabolism of approximately 10% of drugs currently on the market, including several proton pump inhibitors, clopidogrel, benzodiazepines and some tricyclic antidepressants, including amitriptyline.
- Trial name
- Switch19 (NCT05264142)
- Testing
- Voriconazole 200mg, FluvoxaMINE 50 Mg Oral Tablet, Omeprazole 10 MG Oral Tablet
- Where
- Switzerland
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- University Hospital, Geneva
Helicobacter Pylori Infection, Resistant Infection
One Sequencing Find All for Helicobacter Pylori Infection
The aim of this study is to Identify antibiotic resistance gene mutations in Helicobacter pylori (HP) and genetic diversity of drug metabolism for antibiotics and proton pump inhibitors (PPIs) in patients with HP infection using…
- Trial name
- NCT03837990
- Testing
- Helicobacter Pylori eradication therapy
- Where
- South Korea
- Volunteers
- 60 people
- Sponsor
- Seoul National University Hospital
Colorectal Cancer, Breast Cancer
Effect of Genetic Polymorphism on Capecitabine-Induced Toxicity in Egyptian Cancer Patients
The goal of this observational study is to study the effect of a single nucleotide polymorphism in the CES1 gene (rs2244613) on capecitabine-induced toxicity in Egyptian cancer patients.
- Trial name
- NCT06765252
- Testing
- Capecitabine-based chemotherapy
- Where
- Egypt
- Volunteers
- 80 people
- Sponsor
- Ain Shams University
Schizophrenia
A Placebo-Controlled Study of Physiologic Effects of L-methylfolate in Schizophrenia Patients
This study is a 12-week, double-blind, placebo-controlled trial of L-methylfolate 15 mg/d supplementation in schizophrenia patients with mild or greater negative symptoms.
- Trial name
- NCT01091506
- Testing
- L-methylfolate
- Where
- United States
- Volunteers
- 55 people
- Sponsor
- Pamlab, Inc.
Low Back Pain
Linking Altered Central Pain Processing and Genetic Polymorphism to Drug Efficacy in Chronic Low Back Pain (Predictio)
Drug therapy in patients with chronic low back pain is a major challenge for physicians. One of the problems is the lacking knowledge in prediction of drug efficacy in a chosen patient.
- Trial name
- Predictio (NCT01179828)
- Testing
- Oxycodone 15mg, Clobazam, Imipramine
- Where
- Switzerland
- Volunteers
- 150 people
- Sponsor
- Insel Gruppe AG, University Hospital Bern