Clinical trials: Immune System Function
Asthma
The Dallas Asthma Brain and Cognition (ABC) Study
Asthma is a chronic inflammatory airway disease that leads to episodic symptom exacerbations, which exerts a substantial burden on quality of life and can influence other health domains if not adequately controlled.
- Trial name
- NCT03794856
- Testing
- Functional and Structural Magnetic Resonance Imaging (research grade), Cognitive Function Testing (non-diagnostic), Asthma and Psychological Questionnaires (non-diagnostic)
- Where
- 2 sites in United States
- Volunteers
- 130 people, healthy volunteers welcome
- Sponsor
- University of Texas Southwestern Medical Center
HIV Associated Neurocognitive Disorder, HIV Dementia
SV2A & TSPO PET Imaging Measures to Reveal Mechanisms of HIV Neuropathogenesis During Antiretroviral Therapy
The purpose of this study is to longitudinally characterize and evaluate changes in synaptic density in the brain using novel positron-emission tomography (PET) scans; magnetic resonance imaging (MRI), and clinical laboratory…
- Conditions
- HIV Associated Neurocognitive Disorder, HIV Dementia, HIV Encephalitis, Healthy
- Trial name
- ART (NCT05586581)
- Testing
- SV2A PET, TSPO PET
- Where
- United States
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- Yale University
Benign Nontoxic and Toxic Goiter, Graves' Disease
rhTSH, Thyroid Size, and Radioiodine Therapy in Benign Goiter
The trials in this protocol deals with the effect of pretreatment with rhTSH on radioiodine treatment of thyroid size and function, in patients with nontoxic and toxic nodular goiter.
- Trial name
- NCT00145366
- Testing
- Recombinant human thyrotropin (Thyrogen)
- Where
- Denmark
- Volunteers
- 110 people, healthy volunteers welcome
- Sponsor
- Odense University Hospital
Diabetes Mellitus, Type 1
Anhydroglucitol in Children With Type 1 Diabetes
The investigators will measure blood levels of 1,5-anhydroglucitol in children with type 1 diabetes and correlate them with parameters related to functional beta-cell mass in diabetic patients.
- Trial name
- NCT05594706
- Testing
- Measurement of blood levels of 1,5-anhydroglucitol
- Where
- Switzerland
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University Hospital, Geneva
Rheumatoid Arthritis
Textured Insoles and Foot Massage in Individuals Diagnosed With Rheumatoid Arthritis
The aim of this study is to determine and compare the effects of using textured insoles and plantar massage on balance in patients with rheumatoid arthritis.
- Trial name
- NCT05045898
- Testing
- plantar massage, textured insoles
- Where
- Turkey (Türkiye)
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Gazi University
Neurologic Disorder, Parkinson Disease
High Intensity Functional Training for Individuals With Neurologic Diagnoses and Their Care Partners
Individuals with and without neurologic diagnoses greatly benefit from participation in regular exercise but the majority are physically inactive.
- Conditions
- Neurologic Disorder, Parkinson Disease, Spinal Cord Injuries, Spina Bifida
- Trial name
- SHIFT-AR (NCT05951985)
- Testing
- HIFT
- Where
- United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Arkansas Colleges of Health Education
Vitamin A Deficiency
Efficacy of Newborn Vitamin A Supplementation in Improving Immune Function
Vitamin A supplementation at birth may increase survival of infants through one year of age by reducing mortality from infectious diseases, though current studies are not conclusive on this point.
- Trial name
- NCT01583972
- Testing
- retinyl palmitate
- Where
- Bangladesh
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- USDA, Western Human Nutrition Research Center
Adjuvant Chemotherapy, Colon Cancer
Modulation of Immune Response by Oral Zinc Supplementation in Chemotherapy for Colon Cancer
In leukocytes of patients undergoing adjuvant chemotherapy for colon cancer treatment: a)identify genes modulated by oral supplementation of zinc; b) evaluate the effects of oral zinc supplementation on humoral immunity and…
- Conditions
- Adjuvant Chemotherapy, Colon Cancer, Immunity
- Trial name
- NCT01261962
- Testing
- zinc
- Where
- Brazil
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University of Sao Paulo
Hemiparesis, Ischemic Stroke
Functional Magnetic Resonance Imaging (fMRI) and Robot-Assisted Practice of Activities of Daily Living
The investigators will study motor recovery after robot-assisted therapy after stroke. A small clinical trial will be conducted to quantify the central nervous system changes associated with robotic or standard training, and…
- Conditions
- Hemiparesis, Ischemic Stroke, Chronic
- Trial name
- NCT00878085
- Testing
- Robot Therapy Device, Occupational Therapy
- Where
- 2 sites in United States
- Volunteers
- 61 people, healthy volunteers welcome
- Sponsor
- Medical College of Wisconsin
Allergic Contact Dermatitis, Metal Allergy
Environmental Exposure to Heavy Metals, Nanoparticles, and Emergent Contaminants and Risk of Allergic Diseases
The goal of this clinical trial is to collect environmental, bio-humoral, and clinical data derived from patients with allergic contact dermatitis (ACD) and systemic metal allergic syndromes related to the exposure to heavy…
- Conditions
- Allergic Contact Dermatitis, Metal Allergy, Food Allergy, Nickel Sensitivity
- Trial name
- MATRIOSKA (NCT06529913)
- Testing
- Collection of environmental, biological, and clinical data
- Where
- 2 sites in Italy
- Volunteers
- 280 people, healthy volunteers welcome
- Sponsor
- Fondazione Policlinico Universitario Agostino Gemelli IRCCS
Delayed Transit Time, Irregular Bowel Function
Influence of a Delivery System on the Efficacy of a Probiotic Intervention
In the proposed work we will evaluate the efficacy of a probiotic bacterium (Bifidobacterium animalis subsp. lactis BB12) delivered in a yogurt smoothie (organism to be added before or after fermentation) or as a supplement…
- Trial name
- NCT01399996
- Testing
- Yogurt smoothie without probiotic, Yogurt smoothie with probiotic added post fermentation, Yogurt smoothie with probiotic added pre-fermentation
- Where
- United States
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Penn State University
Type 2 Diabetes, Type 1 Diabetes
The Effect of GLP-1 on the Inhibition of Glucagon Secretion
Diabetes(both types) are recognized by high levels of glucagon in the circulation. Glucagon is known to increase blood glucose, and might therefore contribute to the respective diseases.
- Trial name
- NCT01507597
- Testing
- Native human Glucagon-like Peptide-1 ( GLP-1(7-36)), NaCl
- Where
- Denmark
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University Hospital, Gentofte, Copenhagen
Type 1 Diabetes (Juvenile Onset), Type 1 Diabetes
Type 1 Diabetes Autonomic and Vascular Function
The goal of this clinical trial is to investigate the autonomic and vascular function in men and women with Type 1 diabetes. The main questions it aims to answer are: 1.
- Conditions
- Type 1 Diabetes (Juvenile Onset), Type 1 Diabetes, Diabetes, Autoimmune
- Trial name
- NCT06786546
- Where
- United States
- Volunteers
- 72 people, healthy volunteers welcome
- Sponsor
- University of Texas at Austin
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
Immune Thrombocytopenia, Thrombocytopathy
Assesment of the Functional Activity of Platelets for the Differential Diagnosis of Thrombocytopathies
The purpose of this study is to develop a highly sensitive method for assessing the functional activity of platelets for use in the differential diagnosis of thrombocytopenia and platelet defects.
- Conditions
- Immune Thrombocytopenia, Thrombocytopathy, Acute Leukemia, Hemorrhagic Disorders
- Trial name
- NCT05654766
- Testing
- Flow cytometry, Platelet aggregation and plasma coagulation
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Institute of Biophysics and Cell Engineering of National Academy of Sciences of Belarus
Brain Injury, Chronic
Investigating the Role of the Premotor Cortex in Higher Cognitive Functions
This project aims at understanding better the role of the frontal lobe of the brain in our capacity to perceive visual information consciously, and also, in our capacity to perceive others' actions.
- Trial name
- NCT00842413
- Where
- France
- Volunteers
- 9 people, healthy volunteers welcome
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Stage 1 Diabetes Mellitus, Type 1
GLP-1 RA for Stage 1 Type 1 Diabetes
This study seeks to evaluate the hormone responses of insulin, c-peptide, glucagon, and incretins to semaglutide, a GLP-1 receptor agonist therapy, in individuals with stage 1 type 1 diabetes.
- Trial name
- NCT07430332
- Testing
- Semaglutide
- Where
- United States
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Children's Hospital Medical Center, Cincinnati
Chronic Lymphocytic Leukemia (CLL)
The Duration of Humoral Immunity and the Memory Cell Function After Vaccination With 7-valent Pneumococcal Conjugate Vaccine in CLL
Patients with chronic lymphocytic leukemia (CLL)have had very poor humoral responses to pneumococcal polysaccharide vaccine (PPV).
- Trial name
- KLL2 (NCT00919321)
- Testing
- Pneumococcal polysaccharide vaccine (PPV)
- Where
- Finland
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Tampere University Hospital
Exercise Induced Asthma
Kt and Myofascial Release in Exc Asthma
Purpose of this study was to compare between the effects of kinesio tap and myofascial release of respiratory muscles on exercise induced asthma
- Trial name
- NCT05703334
- Testing
- Kinesio tap
- Where
- Egypt
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- Cairo University
HIV Infection, Cardiovascular Disease
The Role of Inflammation and Aging in HIV-Associated Cardiovascular Risk
It is the central hypothesis of the investigators study that HIV disease is a pro-inflammatory condition, and that years of inflammation result in premature "aging' of the immune system ("immunosenescence").
- Conditions
- HIV Infection, Cardiovascular Disease, Inflammation
- Trial name
- NCT01333644
- Where
- United States
- Volunteers
- 270 people, healthy volunteers welcome
- Sponsor
- University of California, San Francisco