Clinical trials: Polymorphism-Genetic, open to volunteers
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
Periodontitis, End-stage Renal Disease
The Role of Toll-like Receptor-4 in Periodontitis Patients With End-stage Renal Disease in a Sample of Egyptian Population
Chronic kidney disease (CKD) is a significant public health issue in Egypt, leading to end-stage renal disease (ESRD). ESRD patients often suffer from oral abnormalities due to the disease and medications.
- Trial name
- NCT06755372
- Where
- Egypt
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Ain Shams University
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
Healthy
Determinants of Warfarin Metabolism
The anticoagulant effect of warfarin varies greatly among individuals. Some of this variability is attributed to differences in the activity of CYP2C9, the predominant enzyme involved in the metabolism of S-warfarin.
- Trial name
- NCT00162474
- Testing
- Warfarin, Phenytoin, Losartan & Hydrochlorothiazide
- Where
- Israel
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- Hadassah Medical Organization
Acute Coronary Syndrome
Prevalence of CYP2C19 Genetic Polymorphisms Among Egyptian Patients Receiving Clopidogrel Following PCI
Coronary artery disease occurs when the blood vessels supplying the heart become narrowed or blocked. Percutaneous coronary intervention (PCI) is a procedure used to restore blood flow to the heart, often by inserting a stent.
- Trial name
- NCT07876336
- Testing
- Clopidogrel
- Where
- Egypt
- Volunteers
- 1,000 people
- Sponsor
- October 6 University
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
Oral Squamous Cell Carcinoma (OSCC)
Salivary IL-6 and Interleukin Gene Polymorphisms in Oral Squamous Cell Carcinoma
This observational study will evaluate whether salivary interleukin-6 levels and selected interleukin gene polymorphisms are associated with regional lymph node involvement in patients with oral squamous cell carcinoma.
- Trial name
- IL6-OSCC (NCT07692360)
- Testing
- Saliva Collection and Biomarker Analysis
- Where
- 2 sites in Italy
- Volunteers
- 38 people
- Sponsor
- University of Pavia
Cardiovascular Diseases
Identification of New Biomarkers for the Prediction of Cardiovascular Events
The main goal of this project is to constitute a collection of biological samples, obtained through the clinical activity of the Centre for Screening and Prevention of Atherosclerosis at Toulouse University Hospital, managing…
- Trial name
- CDPA-Biobank (NCT04809506)
- Testing
- additional blood samples
- Where
- France
- Volunteers
- 1,500 people
- Sponsor
- University Hospital, Toulouse
ALL, Childhood, Pediatric Cancer
Pharmacogenomic Association Study in Indian Children With Acute Lymphoblastic Leukemia
A five-year prospective observational cohort study. The study is focused on observing the relation between static germline variants and therapeutic response in Indian children with acute lymphoblastic leukemia (ALL).
- Conditions
- ALL, Childhood, Pediatric Cancer, Toxicity, Drug, Adverse Drug Event
- Trial name
- MPGx-INDALL (NCT05512169)
- Where
- 2 sites in India
- Volunteers
- 556 people
- Sponsor
- University of Geneva, Switzerland
Gestational Diabetes Mellitus (GDM), Pregnancy
Effect of an Early and Intensified Nutritional Intervention on the Risk of Developing Gestational Diabetes Mellitus
The goal of this clinical trial is to learn if a nutritional intervention based on a Mediterranean diet (MedDiet), initiated early in pregnancy, reduces the incidence of gestational diabetes mellitus (GDM) and other adverse…
- Conditions
- Gestational Diabetes Mellitus (GDM), Pregnancy, Mediterranean Diet
- Trial name
- MedDiet in GDM (NCT07817017)
- Testing
- Nutritional intervention based on a Mediterranean diet
- Where
- Spain
- Volunteers
- 1,200 people
- Sponsor
- Hospital San Carlos, Madrid
Fertility Disorders
TRAP Study: Testosterone for Androgen Receptor Polymorphism
To determine whether pretreatment with transdermal testosterone increases the number of cumulus-oocyte complexes (COCs) obtained after ovarian stimulation by more than 1.5 in patients with low ovarian reserve and androgen…
- Trial name
- TRAP (NCT06195163)
- Testing
- Transdermal Gel in Sachet Dosage Form, No pretreatment
- Where
- Spain
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Instituto Bernabeu
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
Energy Metabolism
Erythrocyte Transport of Lactate During Exercise (TELE Project)
The goals of this clinical trial are: 1. to study lactate kinetic between plasma and erythrocytes during an intervallic exercise and its subsequent recovery, considering the blood pH, the genotype for the T1470A polymorphism of…
- Trial name
- TELE (NCT06104150)
- Testing
- Intervallic submaximal exercise test
- Where
- 2 sites in Spain
- Volunteers
- 84 people, healthy volunteers welcome
- Sponsor
- Technical University of Madrid
Obstructive Hypertrophic Cardiomyopathy (oHCM)
Biological Collection for the Purpose of Exploring Genetic and Clinical-biological Factors Associated With Variability in Response to Mavacamten in the Treatment of Obstructive Hypertrophic Cardiomyopathy
The European Medicines Agency has required pre-treatment genotyping of CYP2C19 to determine the initial and maximum dosage, in order to avoid overexposure to mavacamten associated with a decrease in ventricular ejection fraction…
- Trial name
- MAVA PG (NCT07439952)
- Where
- 3 sites in France
- Volunteers
- 300 people
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Premature Ejaculation
Therapeutic Outcomes of Selective Serotonin Reuptake Inhibitors and Phosphodiesterase-5 Inhibitors Combination Therapy Versus Monotherapy
Premature ejaculation (PE) is a prevalent male sexual dysfunction that affects as many as 20-30% of men regardless of age and ethnicity.The International Society for Sexual Medicine defines premature ejaculation as a male sexual…
- Trial name
- NCT07057011
- Testing
- Paroxetine 20 Mg Oral Tablet
- Where
- Egypt
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- South Valley University
Type 2 Diabetes Mellitus, Susceptibility, Genetic
Association of Gene Polymorphism With Susceptibility to T2DM and the Therapeutic Responses to Exenatide in Chinese Patients With T2DM
This is a retrospective cohort study of patients with T2DM who were treated with exenatide twice daily as a part of their diabetes care for at least 12 months.
- Trial name
- NCT06256419
- Testing
- GLP-1 receptor agonist, responders group and nonresponders group
- Where
- China
- Volunteers
- 300 people
- Sponsor
- The Affiliated Hospital of Xuzhou Medical University
Post-COVID-19 Syndrome
Physical Functions and Lifestyle Behaviours in Post-COVID-19 Syndrome Based on Circadian Rhythms
Post-COVID-19 syndrome is associated with persistent symptoms such as fatigue, reduced physical activity, and impaired respiratory function.
- Trial name
- NCT07545499
- Where
- Turkey (Türkiye)
- Volunteers
- 50 people
- Sponsor
- Hacettepe University
Atopic Dermatitis
Mechanisms of Increased Disease Severity in AD Patients With the IL-4Ra R576 Polymorphism
This protocol is primarily looking to see if the IL-4Ra R576 polymorphism is associated with increased clinical, immunological and microbial markers of disease activity in patients with Atopic dermatitis.
- Trial name
- NCT04455906
- Where
- United States
- Volunteers
- 111 people
- Sponsor
- Boston Children's Hospital
Inherited Cardiac Arrythmias, Long QT Syndrome (LQTS)
Derivation of Human Induced Pluripotent Stem (iPS) Cells to Heritable Cardiac Arrhythmias
Human induced pluripotent stem cells (hiPSCs) have driven a paradigm shift in the modeling of human disease; the ability to reprogram patient-specific cells holds the promise of an enhanced understanding of disease mechanisms and…
- Conditions
- Inherited Cardiac Arrythmias, Long QT Syndrome (LQTS), Brugada Syndrome (BrS), Catecholaminergic Polymorphic Ventricular Tachycardia (CPVT)
- Trial name
- NCT02413450
- Where
- United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Johns Hopkins University
Cholecystectomy, Hernia, Abdominal
Exploring the Impact of Genetic Variations on The Clinical Efficacy of Nalbuphine in Postoperative Pain Management
The goal of this study is to identify the genes as well as their association with Nalbuphine. This will help the investigator to identify opioid vulnerability in Pakistani population in the postoperative patients and will…
- Conditions
- Cholecystectomy, Hernia, Abdominal, Appendectomy, Open Colorectal Surgery
- Trial name
- Nal (NCT06996561)
- Testing
- Nalbuphine Injection, Next Generation Sequencing, whole exome sequencing
- Where
- Pakistan
- Volunteers
- 263 people
- Sponsor
- Dr. Asma Abdus Salam