Clinical trials: Genetic Polymorphisms
Asthma
Genetic Susceptibility to Childhood Respiratory IIlness in Mexico City
We propose to add a collection of genetic material to a clinical trial of anti-oxidant supplementation for the amelioration of asthma in 7-12 year olds being conducted at a public pediatric hospital in Mexico City.
- Trial name
- NCT00339521
- Where
- Mexico
- Volunteers
- 2,362 people
- Sponsor
- National Institute of Environmental Health Sciences (NIEHS)
Children, Chronic Renal Failure
Effect of Strict Blood Pressure Control and ACE-Inhibition on Progression of Chronic Renal Failure in Pediatric Patients
In children with chronic kidney disease, progression to end-stage renal failure is associated with high patient morbidity and poor quality of life.
- Conditions
- Children, Chronic Renal Failure, Hypertension, Acquired Kidney Disease
- Trial name
- ESCAPE (NCT00221845)
- Testing
- ACE Inhibition, Intensified Blood Pressure Control, Add-on Angiotensin Receptor Blockade
- Where
- 33 sites in Czechia, France and 10 more
- Volunteers
- 400 people
- Sponsor
- Heidelberg University
Cryptococcosis
Evaluation of the Association of Polymorphisms in the Innate Immune System With the Risk for Cryptococcus Neoformans Infection in Patients Not Infected With HIV and Complications Associated With Cryptococcus Neoformans Infection
Innate immunity plays an important role for fungal recognition and initiation of fungicidal activity. We hypothesize that subtle differences in different molecules of innate immunity may contribute to either the predisposition or…
- Trial name
- NCT00001701
- Where
- United States
- Volunteers
- 300 people
- Sponsor
- National Cancer Institute (NCI)
Rheumatoid Arthritis, Periodontitis
Study of the Causal Link Between Rheumatoid Arthritis and Periodontitis Using Mendelian Randomization
This study aims to investigate the causal relationship between rheumatoid arthritis and periodontitis using Mendelian randomization.
- Trial name
- RAPD-MR (NCT06603207)
- Volunteers
- 220,000 people
- Sponsor
- Zhibin Xu
Melanoma, Skin Cancer
A Model for Genetic Susceptibility: Melanoma
The goal of this study is to find out if some people are more likely to get melanoma, a form of skin cancer, than others are. To do this we will compare people who have had more than one melanoma to people who have had only one…
- Trial name
- NCT00591500
- Testing
- Questionnaire
- Where
- United States
- Volunteers
- 4,082 people, healthy volunteers welcome
- Sponsor
- Memorial Sloan Kettering Cancer Center
Leukemia
Multidrug Resistance Genes in Patients With Acute Myeloid Leukemia
This research trial studies multidrug resistance genes in patients with acute myeloid leukemia. Studying samples of bone marrow or blood from patients with cancer in the laboratory may help doctors learn more about changes that…
- Trial name
- NCT00898456
- Testing
- gene expression analysis, molecular genetic technique, polymorphism analysis
- Where
- United States
- Volunteers
- 600 people
- Sponsor
- Alliance for Clinical Trials in Oncology
Sepsis
Algorithm for Predicting the Unfavorable Course of Sepsis in Children
A comprehensive strategy will be used to investigate the relationship and correlation between 4 diagnostically significant markers relevant for early diagnosis and prediction of complications and death in the development of…
- Trial name
- NCT05908162
- Testing
- Bood leukocyte subsets
- Where
- Belarus
- Volunteers
- 185 people, healthy volunteers welcome
- Sponsor
- The Republican Research and Practical Center for Epidemiology and Microbiology
Pain
Post-surgical Pain Assessment in Children: Roles of Skin Conductance and Genomics
Pain assessment in infants and toddlers is quite challenging since children in these populations are nonverbal or preverbal and cannot describe the presence and severity of pain that they perceive.
- Trial name
- NCT02534168
- Testing
- Skin conductance monitor for measuring skin conductance
- Where
- United States
- Volunteers
- 162 people
- Sponsor
- Milton S. Hershey Medical Center
Atopic Dermatitis
Mechanisms of Increased Disease Severity in AD Patients With the IL-4Ra R576 Polymorphism
This protocol is primarily looking to see if the IL-4Ra R576 polymorphism is associated with increased clinical, immunological and microbial markers of disease activity in patients with Atopic dermatitis.
- Trial name
- NCT04455906
- Where
- United States
- Volunteers
- 111 people
- Sponsor
- Boston Children's Hospital
Hepatitis B, Hepatocellular Carcinoma
Genetic Polymorphisms of Interleukin-1B and TNF-A and HBV-Related Hepatocellular Carcinoma
By detecting polymorphisms of IL-1β and TNF-α,this study aims to find the effects of cytokine gene polymorphisms(and their interaction) on susceptibility and severity of HBV-related HCC.
- Conditions
- Hepatitis B, Hepatocellular Carcinoma, Chronic Liver Disease
- Trial name
- NCT00629486
- Testing
- Polymorphism of IL-1 beta and TNF-alpha
- Where
- 2 sites in Taiwan
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Kaohsiung Medical University Chung-Ho Memorial Hospital
Binge-Eating Disorder, Eating Disorders
Genetic Association of Glucocorticoid Receptor Gene Polymorphisms With Binge Eating
The aim of the present study was to specifically screen obese diabetic adolescent female individuals for BED, checking the variants of the GR gene (rs56149945; rs41423247) amongst identified individuals, and this led to assessing…
- Conditions
- Binge-Eating Disorder, Eating Disorders, Obesity, Diabetes Type 2
- Trial name
- NCT04786054
- Testing
- BED Questionnaire
- Where
- Pakistan
- Volunteers
- 91 people
- Sponsor
- Corporacion Parc Tauli
Immune Thrombocytopenia
The Expression of Immune Checkpoint CD28 rs1980422-related Single-nucleotide Polymorphisms in the Primary Immune Thrombocytopenia
Primary immune thrombocytopenia (ITP), one of the most common bleeding disorders, is characterized by reduced platelet count and an increased risk of bleeding ITP is an acquired autoimmune disease, in which platelets are…
- Trial name
- NCT05468866
- Testing
- Genotyping of rs1980422-related single-nucleotide polymorphisms by real time PCR
- Where
- Egypt
- Volunteers
- 100 people
- Sponsor
- Sohag University
ASD, Autism Spectrum Disorder
The Effects of Tailored Judo Training and Nutritional Counseling on Physical Fitness and Body Composition in Children With Autism: A Study Including Blood Morphology and Genetic Analysis
The present research project aims to testing adapted judo training as a form of supportive developmental therapy, combined with nutritional counseling, to influence physical fitness, dietary habits, body composition, body…
- Conditions
- ASD, Autism Spectrum Disorder, Autism Spectrum Disorder High-Functioning, Autism Spectrum
- Trial name
- AdaptedJudoASD (NCT07442994)
- Testing
- Adapted judo training for children and adeloscence with and without autism spectrum disorder - training in integrated groups
- Where
- Poland
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Poznan University of Physical Education
Infant, Very Low Birth Weight
L-arginine Concentrations and CPS Polymorphisms in VLBW Infants
Plasma L-arginine concentrations are decreased in premature infants with necrotizing enterocolitis (NEC). A carbamoyl-phosphate synthetase 1 (CPS1) polymorphism has been correlated with low plasma concentrations of L-arginine in…
- Trial name
- NCT00554866
- Testing
- blood sample and buccal swab sample
- Where
- 4 sites in Italy, Netherlands and 1 more
- Volunteers
- 477 people
- Sponsor
- Maastricht University Medical Center
HCV Infection ( Genotype 4)
Impact of IL-28B rs12979860 and rs4803217 Gene Polymorphisms Associated With miRNAs Deregulation on HCV-related Hepatocellular Carcinoma
Hepatocellular carcinoma (HCC) is the third leading cause of cancer deaths worldwide as well as in Egypt. Despite improvements in HCC therapy, the prognosis for HCC patients remains poor.
- Trial name
- NCT02507882
- Testing
- IL28B Polymorphism, miRNA quantification
- Where
- Egypt
- Volunteers
- 405 people
- Sponsor
- Dr.Waleed Samir
Adverse Drug Reactions
Influence of CYP2C19 Genotype on Safety and Efficacy of Voriconazole in Pediatric Patients With Hematologic Malignancy
Voriconazole is a drug used to treat invasive fungal infections. The amount of voriconazole in a person's blood helps to determine how effectively it treats an infection, and how safe it is.
- Trial name
- NCT04743544
- Testing
- Voriconazole
- Where
- Turkey (Türkiye)
- Volunteers
- 62 people
- Sponsor
- Dokuz Eylul University
Childhood Obesity
Leipzig Childhood Obesity Study
The aim of this study is to identify polymorphisms that make children and adolescents more prone to obesity and metabolic dysfunction, as well as to identify biomarkers that are linked to causes and consequences of obesity.
- Trial name
- NCT04491344
- Where
- Germany
- Volunteers
- 3,000 people, healthy volunteers welcome
- Sponsor
- University of Leipzig
Bradyarrhythmia
Identify the Genes Polymorphisms Related to Non-familial Bradyarrhythmia
Bradyarrhythmia, including sinus node dysfunction and atrioventricular block, is a major cause necessitating pacemaker implantation.
- Trial name
- NCT01310907
- Where
- 2 sites in Taiwan
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- China Medical University Hospital
Childhood Cancer, Genetic Predisposition
Genetic Risks for Childhood Cancer Complications in Switzerland
The objectives of the GECCOS project are to identify genetic variants associated with complications of childhood cancer using genotype-phenotype association studies.
- Conditions
- Childhood Cancer, Genetic Predisposition, Late Effect
- Trial name
- GECCOS (NCT04702321)
- Testing
- Procedure: Biospecimen Collection, Procedure: Medical Chart Review
- Where
- Switzerland
- Volunteers
- 6,000 people
- Sponsor
- University Hospital, Geneva
Kidney Cancer
DNA Variations in the Gene in Young Patients With Wilms' Tumor
RATIONALE: Studying samples of blood from patients with cancer in the laboratory may help doctors learn more about changes that may occur in DNA and identify biomarkers related to cancer.
- Trial name
- NCT00088803
- Testing
- molecular genetic technique, polymerase chain reaction, polymorphism analysis
- Where
- 232 sites in United States, Australia and 5 more
- Volunteers
- 471 people, healthy volunteers welcome
- Sponsor
- Children's Oncology Group