Clinical trials: Polymorphism, Single Nucleotide
Irritable Bowel Syndrome (IBS), Genome-wide Association Study
GWAS to Identify Predictive Genetic Factors for the Success of Dietary Intervention in the Treatment of IBS Symptoms
This is a GWAS that aims to identify possible single nucleotide polymorphisms (SNPs) that are associated with the response in a combined dietary pattern low in fermentable oligosaccharides, disaccharides, monosaccharides, and…
- Conditions
- Irritable Bowel Syndrome (IBS), Genome-wide Association Study, Single Nucleotide Polymorphisms, Mediterranean Diet
- Trial name
- NCT06912828
- Testing
- Med-LFD intervention
- Where
- Greece
- Volunteers
- 100 people
- Sponsor
- Attikon Hospital
Infertility, Female
Effects of SNP of GnRH Receptor Genes in IVF Patients
Gonadotropin-releasing hormone analogue (GnRH-a) "long protocol" is a protocol for pituitary down-regulation in IVF. However, it is common in clinic that some patients are hypersensitive to pituitary down-regulation and have…
- Trial name
- NCT02979886
- Testing
- GnRH-a, Human Menopausal Gonadotropins
- Volunteers
- 1,500 people
- Sponsor
- Miao benyu
Irritable Bowel Syndrome, Children
Immunological Change and the Single Nucleotide Polymorphism (SNP) in Children With Irritable Bowel Syndrome (IBS)
Currently, the pathophysiology of Irritable bowel syndrome( IBS) remains unclear . The purpose of this study is want to investigate the immunological changes in the children with IBS.
- Trial name
- NCT01131442
- Where
- Taiwan
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Chang Gung Memorial Hospital
Childhood Acute Lymphoblastic Leukemia in Remission, Recurrent Childhood Acute Lymphoblastic Leukemia
DNA Analysis of Tumor Tissue Samples From Young Patients With Acute Lymphoblastic Leukemia
This laboratory study is looking at DNA in tumor tissue samples from young patients with acute lymphoblastic leukemia. DNA analysis of tumor tissue may help doctors predict how well patients will respond to treatment
- Trial name
- NCT00897507
- Testing
- Laboratory Biomarker Analysis
- Where
- United States
- Volunteers
- 520 people
- Sponsor
- Children's Oncology Group
Cancer
Chronic Graft-Versus-Host Disease in Patients Who Have Undergone Donor Stem Cell Transplant
RATIONALE: Studying samples of tissue from patients with cancer in the laboratory may help doctors learn more about changes that occur in DNA and identify biomarkers related to chronic graft-versus-host disease in patients who…
- Trial name
- NCT00957736
- Testing
- polymorphism analysis, laboratory biomarker analysis
- Where
- 3 sites in United States
- Volunteers
- 252 people
- Sponsor
- Vanderbilt-Ingram Cancer Center
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
Hodgkin's Lymphoma, Non-Hodgkin's Lymphoma
SNP-Based Prediction of Oral Mucositis Risk in Patients Receiving Hematopoietic Stem Cell Transplants (HSCT)
The goal of this study is to gain new knowledge about genetic risk factors thta may affect the development of mucositis, the chemotherapy-induced sores in the mouth and esophagus following HSCT.
- Conditions
- Hodgkin's Lymphoma, Non-Hodgkin's Lymphoma, Multiple Myeloma
- Trial name
- NCT01402687
- Where
- United States
- Volunteers
- 181 people
- Sponsor
- Dana-Farber Cancer Institute
HIV Infections
IL-7 Receptor Polymorphisms and Immune Recovery With HAART
The aim is to investigate the hypothesis that IL7-receptor polymorphisms contribute to the differential immune recovery of CD4 + T cells following HAART
- Trial name
- NCT00168207
- Where
- Australia
- Volunteers
- 106 people
- Sponsor
- The Alfred
Esophageal Cancer
Genes in Predicting Outcome in Patients With Esophageal Cancer Treated With Cisplatin, Radiation Therapy, and Surgery
RATIONALE: Studying samples of tissue in the laboratory from patients with cancer may help doctors learn more about changes that occur in DNA and identify biomarkers related to cancer.
- Trial name
- NCT00898495
- Testing
- loss of heterozygosity analysis, polymerase chain reaction, polymorphism analysis
- Volunteers
- 118 people
- Sponsor
- ECOG-ACRIN Cancer Research Group
Psoriasis, Psoriatic Arthritis
IKBKB Gene Polymorphism (Single Nucleotide Polymorphism) (SNP) in Psoriatic and Psoriatic Arthritis Patients
Psoriasis is a chronic inflammatory skin disease characterized by scaly indurated erythema. It impairs patients' quality of life enormously. Psoriasis refers to a persistent inflammatory illness of the skin and joints.
- Trial name
- NCT06729463
- Testing
- Humira
- Where
- Egypt
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- South Valley University
Phantom Limb
Study to Identify the Genetic Variations Associated With Phantom Limb Pain
The purpose of this study is to determine if there is a genetic component to phantom limb pain. DNA will be analyzed for single nucleotide polymorphisms (SNPs) between the control and phantom limb pain group.
- Trial name
- NCT01462448
- Testing
- Blood Draw
- Where
- United States
- Volunteers
- 726 people, healthy volunteers welcome
- Sponsor
- Henry M. Jackson Foundation for the Advancement of Military Medicine
Single Nucleotide Polymorphism, Acute Lung Injury
Nuclear Factor Kappa-B (NFKB1) Polymorphism and Organ Injury After Cardiac Surgery
NFKB1 -94ins/del polymorphism has been reported to be associated with reduced promoter activity of NFKB1 and several clinical diseases, but the clinical results cannot always be replicated.
- Conditions
- Single Nucleotide Polymorphism, Acute Lung Injury, Kidney Injury
- Trial name
- NCT00819871
- Where
- China
- Volunteers
- 105 people
- Sponsor
- Changhai Hospital
Gestational Diabetes, Insulin Resistance
Role of Adipokines in Glucose Regulation During Pregnancy and in Fetal Development
This study includes 2 phases. During phase 1, pregnant women are followed over the course of pregnancy. The phase 2 is a follow-up of the mother-child dyad at 3, 5 and 10-12 year after delivery.
- Conditions
- Gestational Diabetes, Insulin Resistance, Obesity Prevention
- Trial name
- GEN3G (NCT01623934)
- Where
- Canada
- Volunteers
- 1,034 people
- Sponsor
- Université de Sherbrooke
Prostate Cancer
Pharmacogenomics IND Commercial SNP Clinical Study - Abiraterone and Single Nucleotide Polymorphisms
The usual approach group, 300 double blind random group separated PC patients currently used the Combined Chemotherapy on ZYTIGA - abiraterone acetate tablet, film coated plus prednisone tablet plus BICALUTAMIDE tablet, it will…
- Trial name
- Drugs-SNPs (NCT03348670)
- Testing
- Abiraterone - Usual, Abiraterone - Study
- Where
- United States
- Volunteers
- 600 people
- Sponsor
- Han Xu, M.D., Ph.D., FAPCR, Sponsor-Investigator, IRB Chair
Neonatal Respiratory Distress Syndrome
Association of SCNN1A Single Nucleotide Polymorphisms With Neonatal Respiratory Distress Syndrome
Lung fluid absorption disorders are largely mediated by transepithelial Na+ reabsorption through alpha epithelial sodium channels (α-ENaCs) in alveolar epithelial cells.
- Trial name
- NCT02333669
- Testing
- no intervention
- Where
- China
- Volunteers
- 249 people, healthy volunteers welcome
- Sponsor
- Daping Hospital and the Research Institute of Surgery of the Third Military Medical University
Rhabdomyolysis, Myopathy
The Association of Genetic Polymorphisms With Statin-Induced Myopathy.
To observe not only the distribution of single nucleotide polymorphism in genes related with pharmacodynamic and pharmacokinetics alteration of statins but also to analyze the correlation between these SNPs and the incidence of…
- Trial name
- NCT00549029
- Testing
- DNA
- Where
- Taiwan
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- National Taiwan University Hospital
Sleep Apnea Syndrome, Oxidative Stress
NADPH Oxidase Polymorphisms in Obstructive Sleep Apnea Syndrome (OSAS)
Obstructive Sleep Apnea (OSA) is associated with increased oxidative stress. The major sources of Reactive Oxygen Species (ROS) in the vasculature are the NADPH oxidases.
- Conditions
- Sleep Apnea Syndrome, Oxidative Stress, Single Nucleotide Polymorphism
- Trial name
- NCT01141829
- Where
- Spain
- Volunteers
- healthy volunteers welcome
- Sponsor
- Sociedad Española de Neumología y Cirugía Torácica
Obesity
Investigation of Genetic Marker Associated With Obesity in Koreans
A single-nucleotide polymorphism (SNP) analysis of DNA obtained from peripheral blood of the obese patients and the normal control will be performed to find genetic marker for obesity
- Trial name
- IGM-OK (NCT01341860)
- Volunteers
- 260 people, healthy volunteers welcome
- Sponsor
- Kyunghee University Medical Center
Esophageal Cancer
ALDH2 Single Nucleotide Polymorphisms and Prognosis of Esophageal Cancer Patients
Alcohol consumption, smoking, and betel nut chewing have been proven to be closely associated with the risk of esophageal cancer (EC).
- Trial name
- NCT07322627
- Where
- Taiwan
- Volunteers
- 700 people
- Sponsor
- National Taiwan University Hospital
Bipolar Disorder
Neural Correlates for Therapeutic Mechanisms of Lithium in Bipolar Disorder
The investigators will assess Li-induced gray matter volume changes with regard to the endophenotype of GSK3beta polymorphism. The changes of gray matter are supposed to be more attributable to neurotrophic and neuroprotective…
- Trial name
- NCT01543724
- Testing
- Lithium
- Where
- South Korea
- Sponsor
- Ewha Womans University