Clinical trials: Polymorphism
Knee Osteoarthritis
Individual Differences in Glucosamine Sulfate Exposure Levels
Glucosamine is an important part of the treatment strategy for osteoarthritis, but its effectiveness is still controversial. To explain the efficacy differences of glucosamine, in this study the investigators detect the…
- Trial name
- NCT03201276
- Testing
- Glucosamine Sulfate
- Volunteers
- 400 people
- Sponsor
- The Affiliated Nanjing Drum Tower Hospital of Nanjing University Medical School
Pharmacogenomic, Pharmacokinetics
Effect of Glucuronosyltransferase (UGT) Genetic Variation on Pharmacokinetics of Empagliflozin
The aim of this works is to investigate the effect of genetic polymorphism of snps on human response to treatment with empagliflozin and its correlation with with pharmacokinetic parameters in Egyptian subjects
- Trial name
- NCT05036421
- Testing
- Empagliflozin 10 milligram
- Where
- Egypt
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- Ain Shams University
Puberty, Precocious, Adiposity
Long-term Outcome of GnRH Analogues Treatment of Children With Idiopathic Central Precocious Puberty
This study evaluates the influence of early adiposity rebound, genetic polymorphisms and GnRHa treatment on long-term outcome of girls with idiopathic central precocious puberty.
- Trial name
- NCT02790112
- Testing
- GnRHas
- Where
- Belgium
- Volunteers
- 418 people, healthy volunteers welcome
- Sponsor
- Cliniques universitaires Saint-Luc- Université Catholique de Louvain
Huntington Disease
Frequency of Selected Single Nucleotide Polymorphisms in Huntington Disease Gene Expansion Carriers
For participation in this epidemiological study, a single-day visit at the study site is required. Participants will be recruited from Huntington Disease clinics, and they will be asked to answer questions regarding their…
- Trial name
- NCT06667414
- Where
- 45 sites in United States, Argentina and 10 more
- Volunteers
- 574 people
- Sponsor
- Hoffmann-La Roche
Hepatic Transplantation
Pharmacogenetic Study of Tacrolimus in Hepatic Transplant (CYPTAC'H)
The choice of an immunosuppressant after hepatic transplant is now more difficult than before because of the increasing number of drugs available.
- Trial name
- NCT01388387
- Testing
- Tacrolimus pharmacokinetics
- Where
- France
- Volunteers
- 154 people
- Sponsor
- Rennes University Hospital
Aggressive Periodontitis
Frequency Of MCP-1 And CCR2 Gene Polymorphisms And Its Effect On Gene Expression In Patients With AgP
The aim of this study is to estimate genetic impact of MCP-1 -2518 and its receptor CCR2 -190 polymorphisms on AgP patients among Turkish individuals and whether MCP-1 genotype effects mRNA levels of Peripheral Blood Mononuclear…
- Trial name
- NCT02817568
- Testing
- Drawing Blood
- Volunteers
- 215 people, healthy volunteers welcome
- Sponsor
- Abant Izzet Baysal University
Critically Ill
Role of Polymorphisms in the Dectin-1 Gene in Determining the Risk of Candida Colonization and Infection in Critically Ill Patients
The principal aim of this study is to establish if a polymorphism in a gene important for innate immunity to fungi represents a significant risk factor for the development of Candida colonisation and subsequent invasive…
- Trial name
- Dectin-1 (NCT01482988)
- Where
- United Kingdom
- Volunteers
- 600 people
- Sponsor
- Cardiff and Vale University Health Board
Coronary Artery Disease
Haptoglobin Polymorphism as a Determinant of Adverse Outcome After Cardiac Surgery in Diabetic Patients
Specific aim 1a will test the hypothesis that diabetic patients with 2-2 haptoglobin genotype have higher indices of postoperative myocardial injury (creatine kinase MB isoenzyme , Troponin I ) and renal injury (as indicated by…
- Trial name
- NCT02771808
- Testing
- biomarker samples
- Where
- United States
- Volunteers
- 83 people
- Sponsor
- University of Virginia
Dyslipidemias, Overweight and Obesity
Nutrigenetic Intervention on Blood Lipid Markers and Body Composition of Adults With Overweight and Obesity
Obesity is defined as the accumulation of excessive fat, attributed to the maintenance of a positive energy imbalance between calorie intake and expenditure.
- Trial name
- NCT05210023
- Testing
- NUTRIGENETIC DIET INTERVENTION, CONVENTIONAL DIET INTERVENTION
- Where
- Mexico
- Volunteers
- 101 people
- Sponsor
- Instituto Tecnológico y de Estudios Superiores de Occidente
HIV
Preference of Genetic Polymorphism and Pharmacokinetics
Genetic polymorphism affects plasma concentration of antiretroviral therapy in HIV patients. The investigators investigate the prevalence of genetic polymorphism affecting efavirenz metabolism and the corresponding…
- Trial name
- NCT01658371
- Where
- China
- Volunteers
- 100 people
- Sponsor
- Chinese University of Hong Kong
Metalloproteinase SNPs -1575 G/A MMP-2, 836 A/G MMP-9 and -77 A/G MMP-13 and Risk for Developing Knee Osteoarthritis in Greek Population
Association of Single Nucleotide Polymorphisms (SNPs) in Metalloproteinases (MMPs) Genes With the Risk of Primary Knee Osteoarthritis in Greek Population.
Does the presence of gene polymorphisms -1575G / A in the MMP-2 gene, 836A / G in the MMP-9 gene and -77A / G in the MMP-13 gene, affect the risk of developing idiopathic knee osteoarthritis in the Greek population?
- Trial name
- NCT04463290
- Testing
- No intervention, Patients selection based on clinical symptoms and radiological imaging
- Where
- Greece
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Aristotle University Of Thessaloniki
Nephropathy, Oxidative Stress
Polymorphism of Oxidative Stress Genes in the Pathogenesis and Antioxidant Prevention of Contrast Induced Nephropathy
With the wide use of contrast agents in clinical diagnosis and treatment, contrast induced nephropathy(CIN) accounts for 1/3 of hospital acquired acute renal failure.The mortality rate of patients with CIN is up to 35%,and about…
- Trial name
- NCT01142024
- Testing
- Glutathione, saline
- Where
- China
- Volunteers
- 1,000 people
- Sponsor
- Huashan Hospital
Chronic Hepatitis B
Exploring the Genome-wide Association Study of the Population With Clinical Cure Advantage in the Treatment of Chronic Hepatitis B With Long-acting Interferon
This study is a real-world case-control study conducted, with 120 CHB patients who received continuous treatment with PEG-IFN-α for more than 24 weeks as study subjects.
- Trial name
- NCT06696664
- Testing
- PEG-IFN-α
- Where
- China
- Volunteers
- 120 people
- Sponsor
- Minghui Li
Cytochrome P450 2D6 Ultra-rapid Metabolism
CYP2D6 Screening for Adverse Drug Reactions to Codeine in Breast Milk
The purpose of this study is to determine if non-invasive salivary genetic screening of breastfeeding mothers taking codeine will allow for the successful identification of mother-infant pairs susceptible to adverse events and to…
- Trial name
- NCT01050400
- Testing
- Cytochrome P450 2D6 (CYP2D6) genetic screening.
- Where
- Canada
- Volunteers
- 330 people, healthy volunteers welcome
- Sponsor
- London Health Sciences Centre Research Institute OR Lawson Research Institute of St. Joseph's
Metabolic Syndrome, Diabetes Mellitus, Type 2
Assessing Inherited Markers of Metabolic Syndrome in the Young
The AIMM Young study is a collaboration between Children's National Medical Center (CNMC) and colleges/universities nationwide--currently including Howard University (HU), East Carolina University (ECU), and University of…
- Conditions
- Metabolic Syndrome, Diabetes Mellitus, Type 2, Obesity
- Trial name
- AIMMY (NCT00966407)
- Where
- United States
- Volunteers
- 700 people, healthy volunteers welcome
- Sponsor
- Eric Hoffman
Acute Coronary Syndrome, Chronic Coronary Artery Disease
The Correlation Between Genetic Polymorphism, Platelet Activity, Clopidogrel Responsiveness, and Serum Adipokine Concentration in Asian Acute Coronary Syndrome Patients
In this study, we evaluate the acute coronary syndrome patients to see if there is correlation between platelet activity, genetic polymorphism (CYP2C19 and ABCB1), serum adipokines level, and Clopidogrel responsiveness.
- Trial name
- NCT01255267
- Where
- Taiwan
- Volunteers
- healthy volunteers welcome
- Sponsor
- China Medical University Hospital
Sleep Apnea, Sleep-Disordered Breathing
The Meaning of Dopaminergic Pathway in Sleep Breathing Disorders.
The participants in the study will be adult patients with suspected sleep-disordered breathing. A one-night polysomnography will be performed using the NOXA1 device (NOX Medical, Reykjavík, Iceland).
- Trial name
- NCT05890911
- Testing
- Polysomnography, Blood dopamine level measurement, Genetical test
- Where
- Poland
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Wroclaw Medical University
Postmenopause
Pharmacogenetic Study of Different Hormone Therapies in Recent Menopause Women
This is cross-over, randomized clinical trial, with objective to evaluate the effects of low-dose oral hormone therapy and non-oral hormone therapy on endothelial function markers (fibrinogen, von Willebrand factor, c-reactive…
- Trial name
- NCT01432028
- Testing
- Estradiol and Progesterone, Estradiol and Drospirenone
- Where
- Brazil
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Denusa Wiltgen
Hodgkin's Lymphoma, Non-Hodgkin's Lymphoma
SNP-Based Prediction of Oral Mucositis Risk in Patients Receiving Hematopoietic Stem Cell Transplants (HSCT)
The goal of this study is to gain new knowledge about genetic risk factors thta may affect the development of mucositis, the chemotherapy-induced sores in the mouth and esophagus following HSCT.
- Conditions
- Hodgkin's Lymphoma, Non-Hodgkin's Lymphoma, Multiple Myeloma
- Trial name
- NCT01402687
- Where
- United States
- Volunteers
- 181 people
- Sponsor
- Dana-Farber Cancer Institute
Exercise, Angiotensin-Converting Enzyme Inhibitors
Impact of Angiotensin Converting Enzyme Activity on Exercise Training Sensitivity
The phenotype based on the insertion/deletion (I/D) polymorphism of the human angiotensin converting enzyme (ACE) gene has been associated with individual training response.
- Trial name
- NCT03949075
- Testing
- Enalapril
- Where
- Denmark
- Volunteers
- 52 people, healthy volunteers welcome
- Sponsor
- University of Copenhagen