Clinical trials: Polymorphism
Nutrition, Metabolic Syndrome
Impact of Genetic Polymorphisms And DASH Diet On Weight Loss Progression In Climacteric Women With Metabolic Syndrome
Metabolic syndrome is a multifactorial inflammatory condition that is very prevalent in overweight women with type 2 diabetes. However, there seems to be great benefit in changing lifestyle and dietary patterns in the treatment…
- Conditions
- Nutrition, Metabolic Syndrome, Obesity, Weight Loss
- Trial name
- NCT06978504
- Testing
- DASH diet
- Where
- Brazil
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Nutrindo Ideais Research Center
Skeletal Muscle Performance, Gene Polymorphisms
Assessment of the Impact of N-acetylcysteine Supplementation on Physical Performance
Study aims to verify the hypothesis: N-acetylcysteine (NAC) supplementation improves exercise capacity in people training endurance sports and the effectiveness of this supplementation depends on the polymorphism of genes related…
- Trial name
- NCT05604586
- Testing
- N-acetylcysteine
- Where
- Poland
- Volunteers
- 77 people, healthy volunteers welcome
- Sponsor
- Poznan University of Life Sciences
CYP1A2 Polymorphism, Caffeine and Resistance Exercise
Caffeine, CYPA12 and Resistance Exercise
Introduction: Several studies have evaluated and confirmed the ergogenic effect of acute caffeine intake on sports performance, specifically on strength and power performance.
- Trial name
- NCT06610110
- Testing
- Caffeine
- Where
- 2 sites in Spain
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Alberto Pérez-López
CYP1A2 Polymorphism, Caffeine and Resistance Training
Caffeine, CYPA12 and Resistance Training
Introduction: Several studies have evaluated and confirmed the ergogenic effect of acute caffeine intake on sports performance, specifically on strength and power performance.
- Trial name
- NCT06610123
- Testing
- Caffeine and Resistance training
- Where
- Spain
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- University of Alcala
Inflammatory Bowel Disease (Crohn's Disease and Ulcerative Colitis), Polymorphism, Single Nucleotide
The Association Between TNFSF4 Polymorphism and CD
The goal of this observational study is to investigate the associations between tumor necrosis factor superfamily member 4 (TNFSF4) gene polymorphisms and the risk of Crohn's disease (CD), and to elucidate the impact of TNFSF4…
- Conditions
- Inflammatory Bowel Disease (Crohn's Disease and Ulcerative Colitis), Polymorphism, Single Nucleotide, Ustekinumab
- Trial name
- NCT07263464
- Testing
- Ustekinumab - Standard Dosage
- Where
- China
- Volunteers
- 818 people, healthy volunteers welcome
- Sponsor
- Second Affiliated Hospital of Wenzhou Medical University
Crohn's Disease, Ustekinumab
A Study on the Associations of Toll-like Receptor 5 Gene Polymorphisms With Crohn's Disease in Chinese Patients
The exact etiology and pathogenesis of Crohn's disease (CD) have not been fully elucidated, and may be related to the combined effects of genetics, environment, immunity, gut microbiota, and many other factors.
- Conditions
- Crohn's Disease, Ustekinumab, Toll-like Receptor 5, Polymorphism, Single Nucleotide
- Trial name
- NCT07035678
- Where
- China
- Volunteers
- 825 people, healthy volunteers welcome
- Sponsor
- Second Affiliated Hospital of Wenzhou Medical University
Polymorphism, Genetic, Bacterial Infections
The Association of Gene Polymorphisms With Invasive Bacterial Infections in Neonates and Young Infants
Invasive bacterial infections (IBIs) are globally significant, with high mortality rates, particularly within the critical 0-3 month age bracket.
- Conditions
- Polymorphism, Genetic, Bacterial Infections, Infant
- Trial name
- NCT06985160
- Testing
- Specific single nucleotide polymorphisms
- Where
- 2 sites in Turkey (Türkiye)
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Ege University
Polymorphism, Restriction Fragment Length, Obesity
Weight Loss and CLOCK 3111T/C Polymorphism
The goal of this observational study is to investigate the relationship of CLOCK 3111T/C (rs1801260) gene variant with nutritional habits, nutritional status, chronotype, sleep quality, some biochemical parameters in overweight…
- Trial name
- NCT05750732
- Testing
- Weight loss diet
- Where
- Turkey (Türkiye)
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- Hacettepe University
Tryptophan Metabolism Alterations, Polymorphism
Effect of Genetic Alterations Affecting the Genes Encoding the Major Enzymes of the Kynurenine Pathway on Suicidal Behavior
Current research has shown that an imbalance in the Kynurenine pathway plays a role in the physiopathology of neurogenerative and mental disorders (with a decrease in neuroprotective metabolites and an increase in neurotoxic…
- Conditions
- Tryptophan Metabolism Alterations, Polymorphism, Suicidal Behavior
- Trial name
- SuiKYN (NCT04565834)
- Testing
- SNP (single nucleotide polymorphism) genotyping
- Where
- 2 sites in France, Spain
- Volunteers
- 849 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier Universitaire de Nīmes
Acute Coronary Syndrome, CYP2C19 Polymorphism
POPular GUILTY PILOT: Genotype-guided Clopidogrel Monotherapy
The goal of this pilot clinical trial is to test the safety and effectiveness of genotype-guided clopidogrel monotherapy in patients presenting with Non-ST-Segment Elevation Acute Coronary Syndrome (NSTE-ACS) who have undergone…
- Trial name
- POPular GUILTY (NCT05926271)
- Testing
- Clopidogrel
- Where
- Netherlands
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- St. Antonius Hospital
Adolescent Idiopathic Scoliosis, Single Nucleotide Polymorphisms
Investigation of LBX1, TIMP2, GPR126 and CHD7 Gene Polymorphisms in Adolescent Idiopathic Scoliosis Patients
Adolescent Idiopathic Scoliosis (AIS) is a common disease of the spine observed in individuals aged 10-18 who typically do not have any other health issues.
- Trial name
- NCT06540924
- Testing
- single nucleotide polymorphisms
- Where
- Turkey (Türkiye)
- Volunteers
- 301 people, healthy volunteers welcome
- Sponsor
- Uludag University
Periodontitis, Polymorphism, Restriction Fragment Length
Analysis of Pregnancy-Associated Plasma Protein-A and Interleukin-6 Gene Polymorphisms in Patients With Periodontitis
The aim of this study is to evaluate the relationship between pregnancy associated plasma protein-A (PAPP-A) and interleukin-6 (IL-6) gene polymorphisms and stage 3 grade B and C (S3GBC) periodontitis, and to compare…
- Trial name
- NCT06540755
- Testing
- genetic polymorphism analysis
- Where
- Turkey (Türkiye)
- Volunteers
- 226 people, healthy volunteers welcome
- Sponsor
- Marmara University
Mucin B5 rs (35705950) Gene Polymorphism in Interstitial Lung Diseases
MucinB5 Gene Polymorphism and Leucocytes Telomere Length in Interstitial Lung Diseases
This is an observertional study aimed at Study the association between Mucin B5 rs (35705950) gene polymorphism and Leucocytes telomere length in relation to interstitial lung diseases.
- Trial name
- NCT06498141
- Where
- Egypt
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Sohag University
Combined Analysis of Polymorphisms and Dabigatran Pharmacokinetic Parameters
Population Pharmacokinetic Study of the Effect of Polymorphisms in the ABCB1 and CES1 Genes on the Pharmacokinetics of Dabigatran
According to published studies, the effects of genetic polymorphisms in the ABCB1 and CES1 genes on the blood concentration of dabigatran are controversial, and it is not clear whether dabigatran dosage and dosing intervals need…
- Trial name
- NCT06387407
- Testing
- Dabigatran Etexilate 150mg
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- The Affiliated Hospital Of Guizhou Medical University
Dental Caries Secondary to Polymorphisms, Polymorphisms in Enamel Encoding Genes
Polymorphisms in ENAM, AMBN, and KLK4 Contribute to DCS.
A Cross-Sectional Study aims to shed light on potential genetic determinants influencing dental caries susceptibility within this demographic and significantly understanding of genetic factors associated with dental caries…
- Trial name
- NCT06343766
- Testing
- DNA collation and genotyping
- Where
- Egypt
- Volunteers
- 204 people, healthy volunteers welcome
- Sponsor
- Amina Fouad Farag
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
Type 2 Diabetes Mellitus, Gene Polymorphisms
Effect of Mutations in T2DM Susceptibility Genes on the Expression of Susceptibility Genes in Patients With T2DM and Controls
In this study, investigators wanted to determine the effect of T2DM susceptibility gene mutations on self-expression. Participants (T2DM patients and controls) were recruited to identify genotypes and detect the levels of T2DM…
- Conditions
- Type 2 Diabetes Mellitus, Gene Polymorphisms, Genetic Mutations, Susceptibility, Genetic
- Trial name
- NCT06277466
- Testing
- Fresh normal pancreatic tissues or adjacent tissues of pancreatic cancer were collected from controls and T2DM patients without hypoglycemic drugs, Fresh blood samples were collected from healthy subjects and T2DM patients without hypoglycemic drugs
- Where
- China
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- The Affiliated Hospital of Xuzhou Medical University
Retinopathy of Prematurity, Genetic Polymorphism
Genetic Polymorphism and Retinopathy of Prematurity: Correlation of Clinical Presentations and Severity
Study Aim and Goals 1. Evaluate the correlation between genetic polymorphism and ROP development 2. To study the possibility if there are any specific genetic polymorphisms that lead to poor outcome or recurrence of ROP after…
- Trial name
- NCT05132257
- Testing
- Severe ROP
- Where
- Taiwan
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- Chang Gung Memorial Hospital
CYP2D6 Polymorphism
Effects of Retinoids on CYP2D6 Activity During Pregnancy
Prospective drug interaction study during pregnancy.
- Trial name
- NCT03117660
- Testing
- Vitamin A
- Where
- United States
- Volunteers
- 82 people, healthy volunteers welcome
- Sponsor
- University of Washington
Myasthenia Gravis, Ocular, Gene Polymorphism
Association Study Between VDR Gene Polymorphisms and Risk and Features of MG in Han Chinese Population
The Vitamin D receptor gene (VDR) polymorphisms are the candidate genetic variants for susceptibility to autoimmune diseases. In the present study, the investigators aimed to assess the association between VDR polymorphisms and…
- Trial name
- NCT05380128
- Testing
- Genotype analysis for VDR rs1544410, rs2228570, rs731236, and rs7975232 polymorphisms
- Where
- China
- Volunteers
- 297 people, healthy volunteers welcome
- Sponsor
- Beijing Tongren Hospital