Clinical trials: Genetic Polymorphisms, 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
Leprosy, Mycobacterium Leprae Infection
Rab 32 Gene Polymorphisms as a Prognostic Factor in Leprosy Patients
Mycobacterium leprae is a slow-growing bacillus that causes leprosy. the infection may take two to ten years to incubate. While the exact mechanism of infection transmission is unknown, direct bacillus absorption through the…
- Trial name
- NCT06819449
- Testing
- Dapsone
- Where
- Egypt
- Volunteers
- 50 people
- Sponsor
- South Valley 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
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
Infertility
Study of Gene Associations and Infertility
The purpose of this this study is to use DNA screening strategies to identify genes and localize genomic regions that are differentially expressed in patients with infertility to further understand the genetic basis for…
- Trial name
- NCT01223092
- Where
- United States
- Volunteers
- 5,000 people, healthy volunteers welcome
- Sponsor
- Reproductive Medicine Associates of New Jersey
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
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
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
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
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
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
Condition/Disease, Lung Cancer (Diagnosis)
ADH1B and ALDH Gene Variants and Lung Cancer Risk
Lung cancer in never-smokers is increasingly recognized as a disease influenced by genetic susceptibility. Aldehyde-metabolizing enzymes, including the ALDH gene family and ADH1B, play key roles in detoxifying reactive aldehydes…
- Conditions
- Condition/Disease, Lung Cancer (Diagnosis), Lung Adenocarcinoma
- Trial name
- ALDH (NCT07273279)
- Volunteers
- 100,000 people, healthy volunteers welcome
- Sponsor
- Kaohsiung Medical 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
MASLD/MASH (Metabolic Dysfunction-Associated Steatotic Liver Disease / Metabolic Dysfunction-Associated Steatohepatitis)
Study of PNPLA3 Genetic Polymorphisms in Patients With Non-Alcoholic Fatty Liver Disease in an Ultramarine Population (AdipoDROMExpo)
Metabolic Dysfunction Associated Liver Disease (MASLD) is associated with metabolic syndrome, and PNPLA3 variants are known to be implicated in intrahepatic lipid accumulation and linked to lipotoxicity.
- Trial name
- AdipoDROMExpo (NCT07330830)
- Where
- 3 sites in French Guiana, Guadeloupe and 1 more
- Volunteers
- 600 people
- Sponsor
- Centre Hospitalier Universitaire de la Guadeloupe