Clinical trials: Genetic Polymorphisms
Early Puberty
the Association Between Obesity and Early Puberty
childhood obesity and early puberty are closely related, but existing reports usually focus on their relationship from the perspective of phenotype.
- Trial name
- NCT04317014
- Volunteers
- 628 people, healthy volunteers welcome
- Sponsor
- Shenzhen Center for Disease Control and Prevention
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
Obesity
Adiponectin Polymorphisms, Insulin Resistance, and Pharmacokinetics in Obesity
The primary objective of this study is to determine the influence of insulin resistance on drug metabolism and response in obese subjects.
- Trial name
- NCT01593397
- Testing
- Propofol and Fentanyl administration
- Where
- United States
- Volunteers
- 100 people
- Sponsor
- Stanford University
Cancer
Thiopurine Methyltransferase Polymorphisms Evaluation
The purpose of the study is to determine the frequency of allelic variants in TPMT in the Hispanic population and to compare the frequency in the Hispanic population with the Caucasian Population.
- Trial name
- NCT00166647
- Testing
- Blood Sampling
- Where
- United States
- Sponsor
- Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
Erythema Migrans
Cytokines and Chemokines in Erythema Migrans
The main objective of this study is to characterize the inflammatory proteins, gene polymorphisms, and transcriptome profiles in patients with erythema migrans to gain better insight into pathogenesis of early Lyme borreliosis…
- Trial name
- NCT02147249
- Testing
- antibiotic treatment
- Where
- Slovenia
- Volunteers
- 150 people
- Sponsor
- University Medical Centre Ljubljana
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
Attention Deficit Hyperactivity Disorder
Associated Genes With Atomoxetine Response in Attention Deficit Hyperactivity Disorder (ADHD)
Attention deficit hyperactivity disorder (ADHD) is the most common behavior disorder, with the prevalence of 3% to 6% in children and adolescents. The patients' academic achievements, professions and social livings are impaired.
- Trial name
- NCT01339286
- Testing
- atomoxetine
- Where
- China
- Volunteers
- 100 people
- Sponsor
- Peking University
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
Obesity
Frequency of ICAM-1 Polymorphisms in Obese Subjects
The genetic contribution to the development of obesity is now well recognized. However obesity is a polygenic disease and thus many genes are likely to be involved.
- Trial name
- NCT00436488
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Istituto Auxologico Italiano
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
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
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)
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
Acute Heart Failure
Study of Polymorphisms of RAAS and MMPs in Acute Heart Failure
this study aim to investigate the: association of RAAS polymorphisms and AHF association of MMP 3 and 12 polymorphisms and AHF
- Trial name
- PRA-MMP (NCT02170961)
- Where
- Tunisia
- Volunteers
- 300 people
- Sponsor
- University of Monastir
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
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