Clinical trials: Genetic Polymorphisms
Early Puberty
the Association Between Obesity and Early Puberty
childhood obesity and early puberty are closely related, but existing reports usually focus on their relationship from the perspective of phenotype.
- Trial name
- NCT04317014
- Volunteers
- 628 people, healthy volunteers welcome
- Sponsor
- Shenzhen Center for Disease Control and Prevention
Pulp Exposure, Dental, Pulp Disease, Dental
The Effect of Genetic Polymorphisms on the Success of Vital Pulp Therapy
This study employs saliva-based DNA analysis to investigate the effect of genetic polymorphisms, particularly SNPs in MMP, TIMP, TNF-α, and BMP genes, on the success of vital pulp therapy in permanent teeth with pulpitis…
- Conditions
- Pulp Exposure, Dental, Pulp Disease, Dental, Pulp Caping, Pulpitis
- Trial name
- NCT07130214
- Testing
- Biodentine
- Where
- Turkey (Türkiye)
- Volunteers
- 96 people
- Sponsor
- Ataturk University
Cancer
Thiopurine Methyltransferase Polymorphisms Evaluation
The purpose of the study is to determine the frequency of allelic variants in TPMT in the Hispanic population and to compare the frequency in the Hispanic population with the Caucasian Population.
- Trial name
- NCT00166647
- Testing
- Blood Sampling
- Where
- United States
- Sponsor
- Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
Attention Deficit Hyperactivity Disorder
Associated Genes With Atomoxetine Response in Attention Deficit Hyperactivity Disorder (ADHD)
Attention deficit hyperactivity disorder (ADHD) is the most common behavior disorder, with the prevalence of 3% to 6% in children and adolescents. The patients' academic achievements, professions and social livings are impaired.
- Trial name
- NCT01339286
- Testing
- atomoxetine
- Where
- China
- Volunteers
- 100 people
- Sponsor
- Peking University
Stuttering
Genetic Factors Related to Stuttering
Stuttering is an abnormality in speech that affects the rhythm of speech. People who stutter know what they wish to say, but at the time are unable to say it because of involuntary repetition, unnecessary lengthening…
- Trial name
- NCT00001602
- Where
- United States
- Volunteers
- 500 people
- Sponsor
- National Institute on Deafness and Other Communication Disorders (NIDCD)
Enterovirus 71, Host Genetics, Social, Behavior, Environmental Factors
Children's Susceptibility to Enterovirus 71 in Different Areas of Taiwan
EV71 has caused large epidemics with lots of fatal cases and cases with sequelae. However, the clinical syndromes and severity of the same EV71 strain are very diverse, ranging from asymptomatic (71%) to fatal (0.05%) disease…
- Trial name
- DMR100-IRB-010 (NCT01311921)
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- China Medical University Hospital
Leprosy, Mycobacterium Leprae Infection
Rab 32 Gene Polymorphisms as a Prognostic Factor in Leprosy Patients
Mycobacterium leprae is a slow-growing bacillus that causes leprosy. the infection may take two to ten years to incubate. While the exact mechanism of infection transmission is unknown, direct bacillus absorption through the…
- Trial name
- NCT06819449
- Testing
- Dapsone
- Where
- Egypt
- Volunteers
- 50 people
- Sponsor
- South Valley University
Lung Disease, Brain Injury
Genomics, Single Nucleotide Polymorphisms (SNPs), and Clinical Neonatology
This research seeks to establish a neonatal DNA Tissue Bank to find out if differences in small segments of DNA predispose babies to Chronic Lung Disease (CLD), Periventricular Brain Injury (PVI), Necrotizing Enterocolitis (NEC)…
- Conditions
- Lung Disease, Brain Injury, Necrotizing Enterocolitis, Respiratory Failure
- Trial name
- NCT00315263
- Where
- 2 sites in United States
- Volunteers
- 63 people
- Sponsor
- Children's Mercy Hospital Kansas City
Psychotic Disorders, Depressive Disorder
Genetics of Symptomatology and Treatment Response in Psychotic Major Depression
We hope to learn more about the biology of psychiatric illness with the hope of improving the diagnosis and treatment of such psychiatric conditions as major depression.
- Conditions
- Psychotic Disorders, Depressive Disorder, Depressive Disorder, Major
- Trial name
- NCT00691535
- Where
- United States
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- Stanford University
Kidney Diseases
Practical Use of Advagraf de Novo After Kidney Transplantation According to Recipient Genetic Polymorphism
To optimize the Advagraf (tacrolimus once a day) initial daily dose used in de novo after kidney transplantation in combination with MMF (or MPA) and corticosteroids (CS) regarding of the genetic Cyp 450 3A5 polymorphism of the…
- Trial name
- CYRANO (NCT02311010)
- Testing
- Advagraf
- Where
- Belgium
- Volunteers
- 150 people
- Sponsor
- Université Catholique de Louvain
Brain and Central Nervous System Tumors, Chronic Myeloproliferative Disorders
Collecting and Storing Blood Samples From Patients With Cancer
RATIONALE: Collecting and storing samples of blood from patients with cancer to test in the laboratory may help the study of cancer in the future.
- Conditions
- Brain and Central Nervous System Tumors, Chronic Myeloproliferative Disorders, Leukemia, Lymphoma
- Trial name
- NCT00900120
- Sponsor
- University of Medicine and Dentistry of New Jersey
Periodontitis, Polymorphism, Restriction Fragment Length
Vitamin D Receptor, Interleukin-1A and Interleukin-1B Gene Polymorphisms in Periodontitis
Background: The aim of the study is to find out the prevelance of VDR (rs731236), IL1B (rs1143634) and IL1A (rs1800587)gene polymorphisms in Turkish population and their association with stage III grade B / C periodontitis.
- Trial name
- NCT04806971
- Where
- 2 sites in Turkey (Türkiye)
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Marmara University
Thalassemia
Demographic, Clinical, Laboratory and Genetical Characteristics of Patients With Beta Thalassemia Intermedia
The definition of Thalassemia Intermedia is not generally accepted and the specific clinical and laboratory characteristics varies between patients.
- Trial name
- NCT01443312
- Testing
- Laboratory analysis.
- Where
- Israel
- Volunteers
- 28 people
- Sponsor
- HaEmek Medical Center, Israel
Obesity, Childhood, Asthma in Children
Asthma and Obesity Diet Versus Exercise
Obesity is recognized as a pro-inflammatory condition associated with multiple chronic diseases, including asthma. The specific mechanisms linking asthma and obesity remain hypothetical.
- Conditions
- Obesity, Childhood, Asthma in Children, Inflammatory Response, Metabolic Syndrome
- Trial name
- NCT03644355
- Testing
- Lifestyle counseling
- Where
- United States
- Volunteers
- 110 people, healthy volunteers welcome
- Sponsor
- Louisiana State University Health Sciences Center in New Orleans
Children Who Receive a Stem Cell Transplantation With Busulfan IV
Polymorphisms and Busulfan Pharmacokinetic Study
Test the correlations between the pharmacogenetic and pharmacokinetic of Busulfan IV in children receiving hematopoietic stem cell transplantation.
- Trial name
- NCT01257854
- Where
- 4 sites in Canada, France and 1 more
- Volunteers
- 200 people
- Sponsor
- University Hospital, Geneva
Pelvic Organ Prolapse
Do Patients With Early Post Operative Recurrence of Pelvic Organ Prolapse Have a Genetic Predisposition?
The objective is to explore the genetic predisposition to early pelvic organ prolapse after adequate surgical repair by exploring the association between pelvic organ prolapse recurrences and certain polymorphisms.
- Trial name
- NCT01614587
- Where
- United States
- Volunteers
- 50 people
- Sponsor
- Atlantic Health System
Parkinson's Disease
Genetic Polymorphism and Parkinson's Disease in Taiwanese
To observe and analyze the correlation between Single Nucleotide polymorphisms (SNPs) and the incidence of Parkinson's disease in Taiwanese.
- Trial name
- NCT01996878
- Where
- Taiwan
- Volunteers
- 334 people, healthy volunteers welcome
- Sponsor
- Changhua Christian Hospital
Top-level Athletes
Genetic Polymorphism and Israeli Top-level Athletes
It is still unknown whether different genetic elements play a role in athletes' ability to create their area of specificity.In a study conducted in our laboratory few years ago, we genotyped 22 genes in 2 athletic groups…
- Trial name
- NCT01319071
- Testing
- Blood sample
- Where
- Israel
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Hillel Yaffe Medical Center
Chronic Liver Disease, Hepatocellular Carcinoma
Genetic Polymorphisms of TNF-α Promoter and HBV Genotype on Outcome of HBV-Related Chronic Liver Disease
The prognosis of Hepatitis B virus (HBV)infection varies from minimal progressive liver disease to cirrhosis or hepatocellular carcinoma (HCC).Both viral and host genetic factors contribute to disease severity.
- Trial name
- NCT00629668
- Testing
- TNF-alpha and HBV genotype, TNF-alpha and HBV genotypes
- Where
- Taiwan
- Volunteers
- healthy volunteers welcome
- Sponsor
- Kaohsiung Medical University Chung-Ho Memorial Hospital
Healthy
Brain Receptors in Sympathetic Nervous System Regulation
The purpose of this study is to investigate the role of brain receptors called alpha2-adrenoreceptors in regulating the sympathetic nervous system, which maintains the supply of blood and fuel to the body's organs in times of…
- Trial name
- NCT00029627
- Testing
- Yohimbine
- Where
- United States
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- National Institute of Mental Health (NIMH)