Clinical trials: Polymorphism, active
Pulp Exposure, Dental, Pulp Disease, Dental
The Effect of Genetic Polymorphisms on the Success of Vital Pulp Therapy
This study employs saliva-based DNA analysis to investigate the effect of genetic polymorphisms, particularly SNPs in MMP, TIMP, TNF-α, and BMP genes, on the success of vital pulp therapy in permanent teeth with pulpitis…
- Conditions
- Pulp Exposure, Dental, Pulp Disease, Dental, Pulp Caping, Pulpitis
- Trial name
- NCT07130214
- Testing
- Biodentine
- Where
- Turkey (Türkiye)
- Volunteers
- 96 people
- Sponsor
- Ataturk University
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
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
Coronary Disease
Genetic Polymorphism Associated With Coronary Heart Disease Susceptibility and Variability of Clopidogrel Response
The pathogenesis of CHD remains poorly known despite much research over the last few decades. Numerous non-genetic variables have been demonstrated to have a significant impact on the risk of CHD.
- Trial name
- NCT03373552
- Testing
- Platelet function assay
- Where
- Tunisia
- Volunteers
- 250 people
- Sponsor
- Hôpital Universitaire Fattouma Bourguiba
Periodontitis, Chronic Periodontitis (Disorder)
Cofilin-2 (rs80358250) and Lactoferrin (rs1126478) Polymorphism and Protein Levels With Non Surgical Periodontal Therapy in Periodontitis Patients With and Without CHD
Periodontitis is a chronic multifactorial inflammatory disease associated with the accumulation of dental plaque and characterized by progressive destruction of the teeth-supporting apparatus, including the periodontal ligament…
- Conditions
- Periodontitis, Chronic Periodontitis (Disorder), Coronary Heart Disease
- Trial name
- NCT07353606
- Testing
- Scaling and root planing
- Where
- 2 sites in India
- Volunteers
- 84 people, healthy volunteers welcome
- Sponsor
- Meenakshi Ammal Dental College and Hospital
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
Breast Cancer
Evaluation of Individual Sensitivity to the Gonadotoxicity of Chemotherapy in Young Patients With Breast Cancer
Over the past decade, advances in diagnosis and treatments have dramatically increased the rates of cure for young patients with cancer.
- Trial name
- ESIGON (NCT03731845)
- Testing
- Blood sample for genetic test, Blood sample for hormonal measurement, Ovarian ultrasound scan
- Where
- France
- Volunteers
- 73 people
- Sponsor
- Assistance Publique - Hôpitaux de Paris
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
Sudden Cardiac Arrest, Sudden Arrhythmic Death Syndrome
Hearts in Rhythm Organization (HiRO)National Registry and Bio Bank
The Hearts in Rhythm Organization (HiRO) is a national network of Canadian researchers/clinicians, working towards a better understanding of the rare genetic causes of sudden cardiac death (SCD).
- Conditions
- Sudden Cardiac Arrest, Sudden Arrhythmic Death Syndrome, Arrhythmogenic Right Ventricular Cardiomyopathy (ARVC), Long QT Syndrome (LQTS)
- Trial name
- HiRO (NCT04189822)
- Where
- Canada
- Volunteers
- 10,000 people
- Sponsor
- University of British Columbia
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
Hypertensive Disorder of Pregnancy, Vitamin D Deficiency
Vitamin D Deficiency With Selected Vitamin D Receptor Gene Polymorphism in Gestational Hypertension
This study aim to look into the prevalence of Vitamin D deficiency among Malaysian pregnant women and its associated risk factors.
- Trial name
- NCT05659173
- Testing
- Blood taking
- Where
- Malaysia
- Volunteers
- 180 people, healthy volunteers welcome
- Sponsor
- Universiti Putra Malaysia
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