Clinical trials: Gene Polymorphism
Myocardial Infarction
Biomarkers and SNP-polymorphisms in Post-infarction Cardiac Remodeling
The purpose of this study is to explore the serum levels of pro- and anti-inflammatory biomarkers and angiogenic growth factors and SNP polymorphisms of the promoter regions of their genes as well as to determine their role in…
- Trial name
- NCT04296253
- Testing
- SNP polymorphisms of the promoter regions pro - and anti-inflammatory cytokines and angiogenic growth factor
- Where
- Russia
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Tomsk National Research Medical Center of the Russian Academy of Sciences
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
Schizophrenia, Chinese Han People
Mutation Screening and Translocation Detection of DISC1 Gene in Schizophrenia
Several chromosomal loci obtained from genetic linkage studies have been reported of relating to schizophrenia. These areas include of 1q32-41, 6p24-21, 8p22-21, 15q13-14, and 22q11-12.
- Trial name
- NCT00155701
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- National Taiwan University Hospital
Alopecia Areata(AA)
Impact of NR3C1 rs41423247 (BclI) Polymorphism on Disease Severity in Alopecia Areata
Alopecia areata is an autoimmune, non-scarring hair loss disorder with multifactorial pathogenesis. The glucocorticoid receptor gene (NR3C1) plays an essential role in immune regulation and inflammatory response.
- Trial name
- NR3C1 and AA (NCT07455708)
- Where
- Egypt
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Benha University
Obesity, Dietary Modification
Comparison of Two Calorie Restricted MediterrAsian Diet on Weight Loss in FTO rs9939609 Overweight Carriers
Background: Obesity treatment should be individualized since some calorie restricted diet doesn't work for some individuals. Objective: we assess the effect of two different calorie restriction with MediterrAsian diet on weight…
- Trial name
- NCT02940197
- Testing
- MediterrAsian diet
- Where
- Iran
- Volunteers
- 145 people, healthy volunteers welcome
- Sponsor
- Shiraz University of Medical Sciences
Acne Vulgaris
Polymorphism of Extrapituitary Promoter of PRL Gene and Relationships With Serum Prolactin Levels in Acne Vulgaris.
Acne vulgaris is one of the most common skin diseases. It is a disease of the pilosebaceous units, clinically characterized by seborrhea, comedones, papules, pustules, nodules and, in some cases, scarring.
- Trial name
- NCT03186222
- Testing
- blood sample
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Assiut University
Coronary Artery Disease
Role of CYP2C19 Polymorphism in the Drug Interaction Between Clopidogrel and Omeprazole
Clopidogrel, an inhibitor of ADP induced platelet aggregation and activation, is one of the most commonly used drugs in patients with cardiovascular disease.
- Trial name
- NCT01094275
- Testing
- Clopidogrel 75mg, Omeprazole 20mg
- Where
- United States
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- Neil Kleiman, MD
NAFLD, Fatty Liver
A Nutrigenetic Intervention in MASLD
The study is designed as a 12-week randomized controlled dietary intervention in individuals who had been diagnosed with NAFLD in the last 6 months and whose body mass index is above 25 at the time of participation in the…
- Trial name
- NCT06220695
- Testing
- Dietary intervention
- Where
- Turkey (Türkiye)
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Maastricht 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
Bronchopulmonary Displasia
Investigation of Polymorphisms in Bronchopulmonary Dysplasia In Turkish Population
Bronchopulmonary dysplasia (BPD) is a chronic lung disease that affects a ratio of up to 20-30% of infants prematurely born before 30rd week.
- Trial name
- NCT03467828
- Testing
- polymorphism analyzing
- Where
- Turkey (Türkiye)
- Volunteers
- 196 people, healthy volunteers welcome
- Sponsor
- Seda Yilmaz Semerci
Nasopharyngeal Carcinoma, Single Nucleotide Polymorphisms
Polymorphisms in Key Genes of Glycolytic Pathway: Influence on Radiosensitivity in Nasopharyngeal Carcinoma
Warburg effect is an important feature of tumors,and genetic variation is one of the main factors of individual differences to radiotherapy treatment response for nasopharyngeal carcinoma(NPC).
- Conditions
- Nasopharyngeal Carcinoma, Single Nucleotide Polymorphisms, Radiosensitivity
- Trial name
- NCT02481089
- Testing
- validation group
- Where
- China
- Volunteers
- 600 people, healthy volunteers welcome
- Sponsor
- Hunan Province Tumor Hospital
Bronchitis
Functional Implications of TNF
The research plan proposes to develop translational studies in humans that will identify host susceptibility factors that confer vulnerability to the prototypal air pollutant, ozone.
- Trial name
- NCT00729131
- Testing
- Etanercept inhibition of ozone-induced airway hyper-responsiveness.
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- National Institute of Environmental Health Sciences (NIEHS)
Healthy
Outcome Following Antidepressant Treatment on Possible Endo-Phenotypes for Major Depression
The purpose of this study is to determine whether outcome following antidepressant treatment can be used as a tool to evaluate endo-phenotypes for depression.
- Trial name
- NCT00386841
- Testing
- Escitalopram
- Where
- Denmark
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- University of Copenhagen
Type1diabetes
The Relationship of RAGE Gene Polymorphism With Type I Diabetes in Egyptian Patients
Type I Diabetes Mellitus (TIDM) is a chronic metabolic disorder caused by the immune-mediated T-cell and macrophages that typically affects insulin-producing β-cells of Langerhans leading to cell destruction and absolute insulin…
- Trial name
- NCT05874323
- Testing
- Detection of RAGE gene polymorphism (rs1800625)
- Where
- Egypt
- Volunteers
- 354 people, healthy volunteers welcome
- Sponsor
- Future University in Egypt
Healthy Volunteers, Children With HSP
Polymorphism of the IgH Locus Regulatory Region as a Prognostic Factor During Immune Pathologies.
The investigators previously showed that both antibody class switching (from IgM to IgG, IgA or IgE) and antibody secretion are controlled by a polymorphic "3' regulatory region" (3'RR) of the immunoglobulin heavy chain (IgH)…
- Conditions
- Healthy Volunteers, Children With HSP, Subject With Allergy, Lymphoma
- Trial name
- PRIERR (NCT01715623)
- Testing
- a blood sample
- Where
- 4 sites in France
- Volunteers
- 486 people, healthy volunteers welcome
- Sponsor
- University Hospital, Limoges
Exercise
Gene-Exercise Interactions in Athletes
Athlete status is a heritable trait that could be explained with a number of potentially important DNA polymorphisms contributing to predisposition to success in certain types of sport.
- Trial name
- GE-EX (NCT03279380)
- Testing
- SNP, High Intensity Interval Training (HIIT), Low Intensity Continuous Training
- Where
- Slovenia
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- University of Primorska
Executive Function
Genetic Polymorphism as Moderator of the Effect of an Acute Bout of Exercise on Cognitive Function
Studies have shown that an acute bout of aerobic exercise positively effects cognition, mainly executive functioning; however the effect is not observed among all people and it is not clear whether only aerobic exercise can…
- Trial name
- NCT01718405
- Testing
- Cognitive function after exercise test, Blood sample analysis
- Where
- Israel
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Hillel Yaffe Medical Center
Sexual Dysfunction
Trazodone for SSRI-sexual Dsyfunction
The aim of this study is to investigate the efficacy of trazodone in the treatment of selective serotonin reuptake inhibitor(s) associated sexual dysfunction.
- Trial name
- T-SSRI-SD (NCT01097980)
- Testing
- Trazodone
- Where
- Taiwan
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- Beitou Armed Forces Hospital, Taipei, Taiwan
Sinus Arrhythmia
Identification of Gene Polymorphism in Patients With Sick Sinus Syndrome in Chinese Population in Taiwan
Background: Sinus node dysfunction is a major cause of bradycardia necessitating pacemaker implantation. Evidences of genetic study supported that some genes involved in the pacemaker current or renin-angiotensin system were…
- Trial name
- NCT00314223
- Where
- Taiwan
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- China Medical University Hospital
ITP - Immune Thrombocytopenia
"Cytotoxic T Lymphocyte-Associated Antigen-4 (CTLA-4) Gene Single-nucleotide Polymorphism in Primary Immune Thrombocytopenic Purpura in Children"
the investigators aim in this study to investigate the potential association of single gene polymorphisms of CTLA-4 (SNPs; rs: 3087243) using real-time PCR in children with primary ITP.
- Trial name
- ITP (NCT07014904)
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Sohag University