Clinical trials: Gene Polymorphism
Alcohol Related Disorders, Alcoholism
Pharmacokinetic Study of Single Dose Dutasteride in Healthy Subjects
To monitor the inhibition of 5a-reductase (5AR) enzyme activity at 1, 3, 7, 14, 21, 28 and 42 days following administration of a single dose of dutasteride (2, 3, or 4 mg) by measuring the change in blood levels of…
- Conditions
- Alcohol Related Disorders, Alcoholism, Alcohol Abuse
- Trial name
- NCT00802321
- Testing
- Dutasteride
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- UConn Health
Hiv Infection
X-linked Biological Response to HIV Sensing: the ANRS EP 53 Study
Short title : X-linked biological response to HIV sensing: the ANRS EP 53 study. Main outcome : To demonstrate that HIV-infected women carry the TLR7 c.32A>T SNP at a higher frequency than uninfected women, arguing in favor of a…
- Trial name
- X LIBRIS (NCT01952587)
- Testing
- A peripheral blood sample
- Where
- France
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- ANRS, Emerging Infectious Diseases
Epilepsy
Association of Brain Derived Neurotrophic Factor (BDNF) rs6265 Gene Polymorphism With Susceptibility to Epilepsy
Epilepsy is a common neurological condition that affects people of all ages.Recent studies found that epilepsy is associated with several chromosomal regions, where mutations in these regions cause neurological dysfunction.
- Trial name
- NCT05096871
- Testing
- Genotyping by Real Time PCR
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Sohag University
Premature Myocardial Infarction in Young Egyptian Patients
SIRT1 Gene Polymorphism With Premature Myocardial Infarction in Young Egyptian Patients
This is an observertional study aimed at Study the association of SIRT1(rs7069102 ) Gene polymorphism with premature myocardial infarction in young Egyptian patients
- Trial name
- SIRT1 (NCT05160844)
- Where
- Egypt
- Volunteers
- 280 people, healthy volunteers welcome
- Sponsor
- Sohag University
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
Febrile Seizure
Relationship Between Polymorphisms of TRPV1 and KCC2 Gene in Children With Febrile Seizures
Febrile seizures (FS) are the most common neurological disorder in chilhood. The etiology of FN is still the subject of numerous studies and it is known that it can depend on genetic predisposition.
- Trial name
- NCT04368936
- Testing
- Isolated DNA, Real Time PCR
- Volunteers
- 121 people, healthy volunteers welcome
- Sponsor
- Institut za Rehabilitaciju Sokobanjska Beograd
Diabetic Nephropathy Type 2
Relationship Between Serum N/OFQ and Type 2 Diabetic Nephropathy
At present, the early diagnosis ability of diabetic nephropathy (DKD) is relatively poor, leading to some missed diagnosis of early disease patients.
- Trial name
- NCT04962399
- Testing
- Enzyme linked immunosorbent assay
- Volunteers
- 180 people, healthy volunteers welcome
- Sponsor
- Zheng Guo
Sleep Apnea Syndrome, Oxidative Stress
NADPH Oxidase Polymorphisms in Obstructive Sleep Apnea Syndrome (OSAS)
Obstructive Sleep Apnea (OSA) is associated with increased oxidative stress. The major sources of Reactive Oxygen Species (ROS) in the vasculature are the NADPH oxidases.
- Conditions
- Sleep Apnea Syndrome, Oxidative Stress, Single Nucleotide Polymorphism
- Trial name
- NCT01141829
- Where
- Spain
- Volunteers
- healthy volunteers welcome
- Sponsor
- Sociedad Española de Neumología y Cirugía Torácica
CYP1A2 Polymorphism
Personalized Nutrition Caffeine Intake in Healthy Adults.
Personalized nutrition is one of the most up to date trends in human nutrition and gains much interest of general public and scientists as well.
- Trial name
- NCT04122053
- Testing
- Intervention group with genotype information, Control group without genotype information
- Where
- Poland
- Volunteers
- 94 people, healthy volunteers welcome
- Sponsor
- Poznan University of Life Sciences
Diabetes, Heart Disease
Personalized Environment and Genes Study
Despite the overwhelming focus on genetic and genomic causes of human disease over the past two decades, it has been estimated that genetics is currently known to explain only 20% and 40% of the etiology of common disease.
- Conditions
- Diabetes, Heart Disease, Asthma
- Trial name
- NCT00341237
- Where
- 2 sites in United States
- Volunteers
- 25,000 people, healthy volunteers welcome
- Sponsor
- National Institute of Environmental Health Sciences (NIEHS)
Androgenetic Alopecia
Association of Polymorphisms in the Androgen Receptor Gene and Finasteride Response in Women With Androgenetic Alopecia
Previous studies of finasteride treatment in women with hair loss have failed to show positive results, yet, some women have responded anecdotally.
- Trial name
- NCT01052870
- Testing
- Finasteride
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- HairDx, LLC
Macular Degeneration
Genetic Factors in Age-Related Macular Degeneration
This study will examine whether certain polymorphisms (small gene variances) predispose people to develop age-related macular degeneration (AMD).
- Trial name
- NCT00058695
- Where
- United States
- Volunteers
- 477 people, healthy volunteers welcome
- Sponsor
- National Eye Institute (NEI)
Heart Failure, Sudden Cardiac Death
Marathon, Genetics, Inflammation and the Cardiovascular System: MAGIC-Trial
The purpose of the study is to determine the myocardial function and vascular adaptation after strenuous exercise in association with genotype/polymorphisms.
- Trial name
- MAGIC (NCT00845286)
- Testing
- Munich Marathon
- Where
- Germany
- Volunteers
- 162 people, healthy volunteers welcome
- Sponsor
- Technical University of Munich
Crohn Disease
A Study on the Associations Between Microribonucleic Acid Gene Polymorphisms and Crohn's Disease
From January 2020 to January 2025, Crohn's disease (CD) patients and gender- and age-matched normal controls were collected from the Department of Gastroenterology, the Second Affiliated Hospital of Wenzhou Medical University.
- Trial name
- NCT06935929
- Testing
- Ustekinumab - Standard Dosage
- Where
- China
- Volunteers
- 839 people, healthy volunteers welcome
- Sponsor
- Second Affiliated Hospital of Wenzhou Medical University
Prediabetes, Diabetes Type 1
An Exploratory Clinical Trial to Generate Whole Blood Samples for Analysing Genetic Polymorphisms
G (guanine nucleotide binding) proteins associating with G protein-coupled receptors (GPCR) are key players in the pathogenesis of obesity and diabetes and are targets of pharmacotherapeutic inter-ventions.
- Conditions
- Prediabetes, Diabetes Type 1, Diabetes Type 2
- Trial name
- NCT02057497
- Volunteers
- healthy volunteers welcome
- Sponsor
- Profil Institut für Stoffwechselforschung GmbH
Liver Transplantation
Association of Genetic Polymorphism and Acute Kidney Injury After Liver Transplantation
Some of the liver transplantation recipients experience postoperative acute kidney injury due to various causes including genetic factors.
- Trial name
- NCT02489474
- Where
- South Korea
- Volunteers
- 124 people, healthy volunteers welcome
- Sponsor
- Yonsei University
Autism Spectrum Disorder (ASD)
Investigation of the Genetic and Environmental Causes of Autism: a Multi-Center Study
The goal of this observational study is to investigate the genetic and epigenetic mechanisms that may contribute to the development of Autism Spectrum Disorder (ASD) in individuals of different age groups.
- Trial name
- ASD-Omics-TR (NCT06662591)
- Where
- 20 sites in Turkey (Türkiye)
- Volunteers
- 3,000 people, healthy volunteers welcome
- Sponsor
- Research and Treatment Society of Genetic Disorders
Miscarriage, Recurrent, Premature Labor
PAR Family Polymorphisms and Placental Invasion Disorders
The present study will be undertaken to establish whether genetic variations of PAR1 could be involved in the occurrence of any of the "placental syndromes" of preterm delivery, preeclampsia, and/or small for gestational age…
- Trial name
- NCT00425867
- Testing
- PAR1 polymoprhisms and placental invasion
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Shaare Zedek Medical Center
PML, AIDS
Genetics of Progressive Multifocal Leukoencephalopathy and Acquired Immunodeficiency Syndrome
This study will identify genetic factors associated with the development of progressive multifocal leukoencephalopathy (PML) in patients with acquired immunodeficiency syndrome (AIDS).
- Trial name
- NCT00342602
- Where
- 6 sites in United States
- Volunteers
- 450 people, healthy volunteers welcome
- Sponsor
- National Cancer Institute (NCI)
Gastric Adenocarcinoma, Helicobacter Pylori
Prospective Gastric Cancer Screening Using Helicobacter Pylori High-Risk Single Nucleotide Polymorphism Detection
This is a prospective study designed to compare the performance of fecal H. pylori gastric cancer susceptibility analysis and the gastric cancer risk questionnaire for the early detection of gastric cancer.
- Trial name
- NCT06943781
- Testing
- Fecal Helicobacter pylori gastric cancer susceptibility gene test
- Where
- China
- Volunteers
- 15,000 people, healthy volunteers welcome
- Sponsor
- Fudan University