Clinical trials: Genetic Polymorphism
Acne Vulgaris
Profiles Analysis of Genome Wide Association Study (GWAS) in Acne Vulgaris in Indonesia.
This study is a series of descriptive-analytic studies on genomic variants in the facial skin of patients with AV at the Dermatology and Venereology Polyclinic by determining the genetic profile by GWAS examination in AVB and…
- Trial name
- NCT06501560
- Testing
- GWAS
- Where
- Indonesia
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Dr.dr.Irma Bernadette, SpKK (K)
Stroke, Dysphagia
Role of Genetic Polymorphism in Neuroplasticity Involved in Dysphagia Recovery
The purpose of this study is to assess the association of genetic polymorphism such as the Brain-derived Neurotrophic factor (BDNF), in neurogenic dysphagia in those with brain lesion.
- Trial name
- NCT03577444
- Where
- 2 sites in South Korea
- Volunteers
- 220 people
- Sponsor
- The Catholic University of Korea
ALS
Exposure to Neurotoxins as Risk Factors for ALS
Chemicals called neurotoxins can harm the nervous system. Amyotrophic lateral sclerosis (ALS) is a progressive disease affecting movement.
- Trial name
- NCT00340301
- Where
- United States
- Volunteers
- 397 people
- Sponsor
- National Institute of Environmental Health Sciences (NIEHS)
Beta-Lactams Allergy, Hypersensitivity
Genomic Study of Genetic Polymorphisms Involved in Immediate Allergic Reactions to Beta-lactam Antibiotics
Beta-lactam antibiotics include penicillin and cephalosporins and are among the most prescribed antibiotics. This category of drugs is the most involved in immediate allergic manifestations with 2% reactions in treated subjects…
- Trial name
- PANGENOMIC-BL (NCT02895646)
- Testing
- Collection of blood sample
- Volunteers
- 2,356 people, healthy volunteers welcome
- Sponsor
- Central Hospital, Nancy, France
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
Fabry, Renal Disease
Relation Between Polymorphism in Genes Related to Kidney Disease and Renal Manifistations in Fabry Disease
The rational of the study is to try to predict which of the patients who suffer from Fabry disease will have End Stage Renal Disease.
- Trial name
- NCT00437944
- Volunteers
- healthy volunteers welcome
- Sponsor
- Shaare Zedek Medical Center
Hepatitis C, Liver Disease
Genetics of Hepatitis C Virus Infection
The diverse clinical syndromes associated with hepatitis C underscore the multifactorial and polygenic nature of HCV infection. Both viral and host factors likely contribute to variations in infection outcome, disease…
- Trial name
- NCT00005657
- Where
- United States
- Volunteers
- 870 people
- Sponsor
- National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
Germ Cell Cancer
Toxicity Attributed to Genetic Polymorphisms in Testicular Germ Cell Tumor Survivors
The purpose of this study is to identify genetic variations in survivors of testicular cancer and connect these variations to differences in risks of late effects.
- Trial name
- NCT02303015
- Where
- Denmark
- Volunteers
- 430 people
- Sponsor
- Copenhagen University Hospital, Rigshospitalet
Gastric Cancer, Colo-rectal Cancer
Association Between ABO Polymorphism and Gastric/Colorectal Cancers
To assess ABO gene polymorphism (rs8176746) in the patients histopathologically confirmed gastric and/or colorectal cancers relative to healthy controls by real time PCR.
- Trial name
- NCT06149923
- Testing
- quantitative Real-time PCR
- Volunteers
- 184 people
- Sponsor
- Assiut University
Temporomandibular Disorders, Orofacial Pain
Genetic Polymorphisms and Their Association With Temporomandibular Disorders
Temporomandibular disorders (TMD) are the most common orofacial pain disorders of non-dental origin with the prevalence of 6.1-10.2%, and incidence of 3.9%.
- Trial name
- GenPolTMD (NCT04694274)
- Testing
- stabilization splint, physical therapy
- Where
- Croatia
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Croatian Science Foundation
Vitamin D Deficiency, Pregnancy
Effects of Vitamin D on Health Promotion During Pregnancy and Its Impact on Prematurity-Related Outcome
The VitDTracking study focuses on the relevance of maternal vitamin D levels and their association with prematurity, aiming to improve maternal and child health outcomes, particularly by reducing avoidable preterm births.
- Trial name
- VitDTracking (NCT06292195)
- Testing
- Exposure
- Where
- 3 sites in Portugal
- Volunteers
- 2,000 people, healthy volunteers welcome
- Sponsor
- University of Évora
STEMI, Microvascular Coronary Artery Disease
The 3q25 rs2305619 Polymorphism Associates With Microvascular Obstruction in STEMI
The investigators enrolled 217 patients with acute STEMI undergoing primary PCI. The rs2305619 polymorphism was evaluated by real time PCR and plasma PTX3 concentration was assessed by human PTX3 ELISA kit.
- Trial name
- NCT03907722
- Testing
- Long pentraxin 3
- Where
- Indonesia
- Volunteers
- 217 people
- Sponsor
- Indonesian Cardiovascular Research Center
Pain, Genetic Change
COMT and OPRM1 Polymorphisms and Their Effect on Post-Operative Pain in Children
The goal of this observational study is to investigate whether the A118G single-nucleotide polymorphism (SNP) in the mu-opioid receptor1(OPRM1) and Catechol-O-methyltransferase (COMT) SNPs influence postoperative pain scores in…
- Conditions
- Pain, Genetic Change, Children, Only
- Trial name
- NCT06777875
- Where
- Lebanon
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- American University of Beirut Medical Center
Breast Cancer, Glioma
A Study of Gene Polymorphisms and Normal Tissue Radiation Injury in Patients Treated for Breast, Prostate, Brain, Lung, and Head and Neck Cancers
This study will examine, for the first time, the independent contribution of a patient's own genetic makeup to the development of post-radiation complications, permitting the future development of predictive tests to avoid…
- Conditions
- Breast Cancer, Glioma, Prostate Cancer, Carcinoma, Squamous Cell
- Trial name
- NCT00122239
- Where
- Canada
- Volunteers
- 13 people
- Sponsor
- AHS Cancer Control Alberta
Age-related Hearing Loss, Presbycusis
Genetic Study of Age Related Hearing Loss
Age-related hearing loss, or presbyacusis, is one of the most common chronically handicapped conditions for the elderly. Many factors including genetics, diet, diseases, drugs, socioeconomic factors and environmental variables…
- Trial name
- ARHL (NCT01732289)
- Testing
- genes
- Where
- Taiwan
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- National Taiwan University Hospital
Autism Spectrum Disorder
Study of the Genetic Factors Involved in Autism and Related Disorders
The main objective of the study is to define, for Autism Spectrum Disorder, the extent of genetic variation in synaptic pathways that may be targeted for therapeutic development.
- Trial name
- Gene&autism (NCT04727489)
- Testing
- DNA from subjects will be stored in the biobank of our study.
- Where
- 6 sites in France
- Volunteers
- 3,800 people, healthy volunteers welcome
- Sponsor
- Institut National de la Santé Et de la Recherche Médicale, France
Ulcerative Colitis, Vitamin D Deficiency
Observation of the Effect of Vitamin D Supplementation on Chronic Course of Patients With Ulcerative Colitis Based on Vitamin D Receptor Fok I Gene Polymorphism
Aims:Prospectively observe the effects of Vitamin D drops supplementation on the chronic course of ulcerative colitis patients, analyze whether the effect of Vitamin D drops on UC patients is affected by factors such as disease…
- Conditions
- Ulcerative Colitis, Vitamin D Deficiency, Vitamin D Supplement
- Trial name
- NCT04309058
- Testing
- Vitamin D drops
- Where
- China
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Second Affiliated Hospital of Wenzhou Medical University
Neonatal Respiratory Distress
The Association Between LPCAT1 Genetic Polymorphism and Stress Biomarkers in Neonatal Respiratory Distress Syndrome
Aims of the Research Primary: 1. Measure the levels of stress biomarkers in full and preterm neonates with normal and complicated pregnancies and to study the influence of delivery mode on their cord blood concentrations. 2.
- Trial name
- NCT04947215
- Testing
- stress biomarkers
- Where
- 2 sites in Egypt
- Volunteers
- 160 people
- Sponsor
- Assiut University
UGT1A1*28 Polymorphism
Identification of Polymorphisms Involved in the Metabolism of Propofol
Identification of Polymorphisms Involved in the Metabolism of Propofol
- Trial name
- NCT02271542
- Testing
- propofol
- Where
- Turkey (Türkiye)
- Volunteers
- 300 people
- Sponsor
- TC Erciyes University
Polycystic Ovary Syndrome
71A/G HSD17B5 SNP and Effects of Oral Contraceptive Pill in PCOS Women
An association of the single nucleotide polymorphism (SNP) in the promoter gene that codify for 17b-HSD5 enzyme (71A>G) with polycystic ovary syndrome (PCOS) and hyperandrogenemia has been suggested in previous studies.
- Trial name
- 17b-ACO (NCT01372293)
- Testing
- oral contraceptive pill
- Volunteers
- 49 people
- Sponsor
- Federal University of Rio Grande do Sul