Clinical trials: Genetic Polymorphism
Movement Disorders
Neurobiology of Functional Movement Disorder and Non-Epileptic Seizures
This study is part of a series of studies that will explore how the mind and the brain work to cause episodes of uncontrollable shaking in people who have no known underlying brain or medical disorder.
- Trial name
- NCT00500994
- Testing
- MRI
- Where
- 2 sites in United States
- Volunteers
- 254 people
- Sponsor
- National Institute of Neurological Disorders and Stroke (NINDS)
Psoriasis Vulgaris
Correlation Between Vaspin Gene Polymorphism and Serum Vaspin Levels in Psoriasis Vulgaris
Psoriasis is a common immune-mediated inflammatory skin disease affecting at least 100 million individuals worldwide. In Egypt, the prevalence of psoriasis ranges between 0.19% and 3% of the Egyptian people.
- Trial name
- NCT07320872
- Testing
- vaspin gene polymorphism
- Where
- Egypt
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Aswan University
Infection, Human Immunodeficiency Virus
Prospective Epidemiological Study Of The Prevalence Of HLAB*5701 In HIV-1 Infected Patients
This study is a cross sectional observational study to evaluate the prevalence of HLA-B*5701 in the major French ethnotypes. Any HIV-1 infected subject will be eligible for this study including antiretroviral therapy (ART) naÃ-ve…
- Trial name
- NCT00441688
- Testing
- GI265235
- Volunteers
- 974 people
- Sponsor
- ViiV Healthcare
Polymorphism (Genetics), Endometriosis
Influence of WNT4 VEZT FSHB and SIRT1 SNPs in Endometriosis: a Case Control Study of the Sardinian Population
Endometriosis, defined as the presence of endometrial tissue outside the uterine cavity, affects 6-10% of the general population of women in childbearing age. The pathogenesis of the disease is unknown.
- Trial name
- NCT02388854
- Testing
- SNPs analysis with Sanger sequencing
- Where
- Italy
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- University of Cagliari
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
Hypertension
Genetic Determinant of Blood Pressure Sensitivity to Salt Intake
Nedd4.2 is a regulator of ENac, a transporter of sodium involved in the regulation of salt retention by the kidney. The study address the consequence of a frequent genetic variation leading expected to impact the function of…
- Trial name
- JEU004 (NCT01706887)
- Testing
- Diet Amiloride
- Volunteers
- 219 people, healthy volunteers welcome
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Coronary Artery Disease
Pilot Study on the Effect of High Clopidogrel Maintenance Dosing
This is a Scripps pilot study on the effect of high clopidogrel maintenance dosing and its relationship to cytochrome P450 2C19 polymorphism status [STSI/CTSA].
- Trial name
- PREDICT (NCT01118793)
- Testing
- Clopidogrel
- Where
- United States
- Volunteers
- 41 people
- Sponsor
- Scripps Health
Hypertension
Antihypertensive Response to Losartan and Genetic Polymorphisms
The purpose of this study is to evaluate the antihypertensive response of treatment with losartan with reference to genetic polymorphisms.
- Trial name
- NCT00617877
- Testing
- losartan potassium, Comparator: Hydrochlorothiazide
- Volunteers
- 800 people
- Sponsor
- Merck Sharp & Dohme LLC
Myocardiopathies, Ischemia, Myocardial
Extracellular Matrix Marker of Arrhythmia Risk (EMMA)
Assess whether serum levels of MMP 2 and or MMP 9 correlate with episodes of ventricular tachycardia or fibrillation in patients who have implantable cardioverter defibrillator devices.
- Conditions
- Myocardiopathies, Ischemia, Myocardial, Arrythmia, Death, Sudden, Cardiac
- Trial name
- EMMA (NCT00376532)
- Where
- United States
- Volunteers
- 63 people
- Sponsor
- Thomas Jefferson University
Death, Sudden, Cardiac, Ventricular Fibrillation
DISCOVERY: Diagnostic Data and Genetic Polymorphisms in ICD Patients.
To prospectively evaluate if the analysis of genetic polymorphisms can be used to identify patients at risk of ventricular tachycardia.
- Conditions
- Death, Sudden, Cardiac, Ventricular Fibrillation, Tachycardia, Atrial Fibrillation
- Trial name
- DISCOVERY (NCT00478933)
- Testing
- Defibrillator, Dual Chamber ; Implantable, Blood sampling
- Volunteers
- 1,223 people
- Sponsor
- Medtronic Cardiac Rhythm and Heart Failure
Diabetes Mellitus, Healthy
Genetic Influence on Susceptibility to Type 1 Diabetes Mellitus
Type 1 diabetes mellitus is an autoimmune disease in which the body's immune cells attack the insulin-producing cells of the pancreas.
- Trial name
- NCT00001985
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
Liver Transplantation
Influence of Genetic Polymorphism of Donor on Tacrolimus Concentration in Liver Transplant
To study the influence of donor's ABCB1、CYP3A4、CYP3A5、POR genetic polymorphism on tacrolimus blood concentration in liver transplant recipients.
- Trial name
- NCT03140462
- Where
- 2 sites in Taiwan
- Volunteers
- 96 people
- Sponsor
- National Taiwan University Hospital
Chagas Disease
Determination of Genetic Polymorphisms in Chronic Chagas Cardiomyopathy
The purpose of this study is to analyze the influence of polymorphisms of the genes CLDN-1 (Claudina-1), LGALS3 (Lectin galactoside-binding soluble 3), SOCS3 (Suppressor of cytokine signaling 3), IL-28B (interleukin-28B), CCL5…
- Trial name
- NCT02346123
- Testing
- Gathering of samples of genetic material
- Where
- Brazil
- Volunteers
- 55 people
- Sponsor
- Hospital Sao Rafael
Phantom Limb
Study to Identify the Genetic Variations Associated With Phantom Limb Pain
The purpose of this study is to determine if there is a genetic component to phantom limb pain. DNA will be analyzed for single nucleotide polymorphisms (SNPs) between the control and phantom limb pain group.
- Trial name
- NCT01462448
- Testing
- Blood Draw
- Where
- United States
- Volunteers
- 726 people, healthy volunteers welcome
- Sponsor
- Henry M. Jackson Foundation for the Advancement of Military Medicine
Retrospective
The Clinical Significance of Biochemical 11 Deoxycortisol Levels
data from charts regarding clinical characteristics and androgens levels from first to last visit were collected
- Trial name
- NCT04414085
- Where
- Israel
- Volunteers
- 120 people
- Sponsor
- Assaf Harofeh MC
Non-small-cell Lung Cancer, Adenocarcinoma
TS Gene Polymorphism Predicts Effect in Patients With Advanced Lung Cancer
The investigators performed a multicenter, open trial of using TS gene polymorphism to predict advanced lung adenocarcinoma effect to pemetrexed combined with cisplatin regiment as first-line treatment.
- Trial name
- TPEIAL (NCT00940069)
- Testing
- pemetrexed
- Where
- China
- Volunteers
- 60 people
- Sponsor
- Hunan Province Tumor Hospital
Primary Ovarian Insufficiency, Cardiovascular Diseases
Associations of Combinations of Single-nucleotide Polymorphisms in Women With Premature Ovarian Failure
Research objective. To study the associations between combinations of single nucleotide polymorphisms and behavioural risk factors with non-communicable diseases and adverse outcomes in women with premature ovarian failure.
- Conditions
- Primary Ovarian Insufficiency, Cardiovascular Diseases, Menopause, Premature, Coronary Disease
- Trial name
- NCT04943354
- Testing
- Taking a person's venous blood
- Where
- Russia
- Volunteers
- 238 people, healthy volunteers welcome
- Sponsor
- Ryazan State Medical University
Drug Reaction, Anesthetic
Pharmacogenetics Study on the Effects of Anesthetic Drugs on Circulatory Function
This study intends to study the effects of anesthetics on Circulatory Function Genomics and find the anesthetic effects in pharmacodynamics, pharmacokinetics, drug receptor or target DNA level differences, further guiding…
- Conditions
- Drug Reaction, Anesthetic, Hemodynamic Rebound, Gene
- Trial name
- NCT03839186
- Where
- China
- Volunteers
- 223 people
- Sponsor
- Xiangya Hospital of Central South University
BDNF, Polymorphism, Genetic
BDNF and Motor Learning
The purpose of the study is to assess the status of brain-derived neurotrophic factor brain (BDNF) and how the brain behaves in response to skill acquisition.
- Trial name
- BDNF (NCT02074696)
- Where
- United States
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- University of Minnesota
Ulcerative Colitis (UC)
The Association Between Interleukin-7 Receptor Gene Polymorphism and the Risk of Ulcerative Colitis
From January 2020 to December 2024, diagnosed ulcerative colitis(UC) patients and gender- and age-matched normal controls were enrolled from the Department of Gastroenterology, the Second Affiliated Hospital of Wenzhou Medical…
- Trial name
- NCT07398586
- Testing
- Vedolizumab
- Where
- China
- Volunteers
- 898 people, healthy volunteers welcome
- Sponsor
- Second Affiliated Hospital of Wenzhou Medical University