Clinical trials: Immune Functions
Vitamin D Deficiency
Treatment Study of Vitamin D Deficiency in Adolescents
To compare the efficacy of two high dose vitamin D3 regimens (5,000 IU daily vs. 50,000 IU weekly) used clinically for the treatment of vitamin D deficiency versus a low dose of vitamin D3 used for supplementation (1,000 IU…
- Trial name
- NCT01784029
- Testing
- Vitamin D3
- Where
- United States
- Volunteers
- 183 people, healthy volunteers welcome
- Sponsor
- Montefiore Medical Center
COPD, Asthma
LungVITamin D and OmegA-3 Trial (lungVITAL)
The VITamin D and OmegA-3 TriaL (VITAL; NCT 01169259) is an ongoing randomized clinical trial in 25,871 U.S. men and women investigating whether taking daily dietary supplements of vitamin D3 (2000 IU) or omega-3 fatty acids…
- Conditions
- COPD, Asthma, Pulmonary Function, Pneumonia
- Trial name
- lungVITAL (NCT01728571)
- Testing
- Vitamin D3, fish oil
- Where
- United States
- Volunteers
- 25,871 people, healthy volunteers welcome
- Sponsor
- Brigham and Women's Hospital
Type 1 Diabetes
Effects of Acipimox on Insulin Action, Vascular Function, and Muscle Function in Type 1 Diabetes
Insulin resistance (IR) is an important contributor to increased cardiovascular disease risk in type 1 diabetes (T1D). Non-esterified fatty acid elevation is a significant contributor to IR in T1D and may be a target of…
- Trial name
- AcT1 (NCT01816165)
- Testing
- Acipimox
- Where
- United States
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- University of Colorado, Denver
Parkinson's Disease, Multiple Sclerosis
Blood Lactate Concentrations With and Without Exercise in Parkinson's Disease and Multiple Sclerosis Patients
Fatigue is one of the most common and debilitating symptoms experienced in Parkinson's Disease (PD) and Multiple Sclerosis (MS).
- Trial name
- PDMSLac (NCT02184494)
- Testing
- pro5 AIRdaptive Power Plate (Badhoevedorp, The Netherlands)
- Where
- 2 sites in United States
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- Florida State University
HIV Infection, Erythrocyte Glutathione Deficiency
Glutathione and Function in HIV Patients
We have recently reported that older patients with HIV are deficient in glutathione (GSH) due to decreased availability of cysteine and glycine, and that oral supplementation with cysteine (as n-acetylcysteine) and glycine for…
- Trial name
- NCT02348775
- Testing
- GlyNAC (combination of glycine and n-acetylcysteine)
- Where
- United States
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Baylor College of Medicine
Human Immunodeficiency Virus (HIV) Infection
Pharmacokinetics, Safety And Toleration Of Maraviroc Administered To Subjects With Various Degrees Of Renal Impaired And Normal Renal Function
The purpose of this study is to assess whether a dosing adjustment is needed in patients with renal impairment.
- Trial name
- NCT00717067
- Testing
- Maraviroc, Ritonavir, Saquinavir
- Where
- 2 sites in Germany
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- ViiV Healthcare
Diabetes Mellitus, Insulin-Dependent, Hypercholesterolemia
Statins in Children With Type 1 Diabetes and Hypercholesterolemia
Children with type1 diabetes (T1DM) have increased risk for cardiovascular disease (CVD) due to chronic increase in the blood sugars and inflammation.
- Trial name
- NCT01236365
- Testing
- Atorvastatin
- Where
- 5 sites in United States
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- Nemours Children's Clinic
Severe Asthma
Effect of Biologicals on Alternative Functions of Eosinophils in Severe Asthma
The investigators will measure different cytokines in the sputum (interleukin ((IL))-3, granulocyte-macrophage colony-stimulating factor ((GM-CSF)), IL5, IL-13, IL-33, IL-4, IL-25 thymic stromal lymphopoietin ((TSLP)) and…
- Trial name
- NCT04520165
- Where
- Belgium
- Volunteers
- 52 people, healthy volunteers welcome
- Sponsor
- University of Liege
Cardiac Toxicity, Chemotherapeutic Agent Toxicity
Cardiac Magnetic Resonance Imaging in Patients With Non-Hodgkin Lymphoma or Hodgkin Lymphoma Receiving Doxorubicin
RATIONALE: Diagnostic procedures, such as cardiac magnetic resonance imaging, may help doctors detect early changes in the heart caused by chemotherapy.
- Conditions
- Cardiac Toxicity, Chemotherapeutic Agent Toxicity, Lymphoma
- Trial name
- NCT00577798
- Testing
- contrast-enhanced magnetic resonance imaging
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- University of Nebraska
Type 1 Diabetes
Combination Therapy With Sitagliptin and Lansoprazole to Restore Pancreatic Beta Cell Function in Recent-Onset Type 1 Diabetes
Sanford Research/USD proposes to study the combination therapy of oral administration of sitagliptin and lansoprazole versus placebo for the preservation of pancreatic beta cells still present in patients with recent-onset…
- Trial name
- REPAIR-T1D (NCT01155284)
- Testing
- Sitagliptin and Lansoprazole
- Where
- 3 sites in United States
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- Sanford Health
Diseases, Metabolic, Insulin Sensitivity
Comparing Soybean Oil-Based (Intralipid) With an Olive Oil-Based (ClinOleic) Lipid Emulsion on Healthy Volunteers
Many patients in the hospital who are malnourished or not eating received intravenous feeding or total parenteral nutrition (TPN). Despite improving nutrition, TPN may increase the risk of infections and hospital complications.
- Trial name
- TPN1 (NCT02185729)
- Testing
- Intralipid, ClinOleic, Dextrose
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Emory University
Migraine, Healthy
Molecular and Functional PET-fMRI Measures of Analgesia in Migraine
The placebo effect is a phenomenon that has experienced major advances of its understanding in the last decade. However, mechanisms of placebo analgesia in chronic pain patients have yet to be compared to healthy subjects.
- Trial name
- NCT01970943
- Where
- United States
- Volunteers
- 23 people, healthy volunteers welcome
- Sponsor
- Massachusetts General Hospital
Aging
Effect of mTOR Inhibition and Other Metabolism Modulating Interventions on the Elderly
The ability to mount an effective immune response declines with age, leaving the elderly increasingly susceptible to infectious diseases and cancer.
- Trial name
- NCT02874924
- Testing
- Rapamycin
- Where
- United States
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- The University of Texas Health Science Center at San Antonio
Inflammation
Fish Oil (Omega 3), Immune Function, and Mood
This study is designed to examine the effects of fish oil on immune function and mood.
- Trial name
- NCT00385723
- Testing
- Omega 3 (Fish Oil) Supplementation
- Where
- United States
- Volunteers
- 138 people, healthy volunteers welcome
- Sponsor
- Ohio State University
Immunologic Deficiency Syndromes
Effects of Orally Administered Beta-glucan on Leukocyte Function in Humans
The purpose of this study is to test wether orally administered Beta-glucan has systemic effects in humans.
- Trial name
- BG (NCT01727895)
- Testing
- Beta-glucan (Glucan #300®)
- Where
- Netherlands
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Radboud University Medical Center
Diabetes Mellitus, Type I, Diabetes Mellitus, Insulin-Dependent, 1
Imatinib Treatment in Recent Onset Type 1 Diabetes Mellitus
Type 1 diabetes mellitus (T1DM) results from the autoimmune destruction of insulin-producing ß cells. Although exogenous insulin is widely available, it is not possible for affected individuals to consistently achieve euglycemia…
- Conditions
- Diabetes Mellitus, Type I, Diabetes Mellitus, Insulin-Dependent, 1, Type 1 Diabetes Mellitus, Insulin-Dependent Diabetes Mellitus 1
- Trial name
- NCT01781975
- Testing
- Imatinib Mesylate
- Where
- 9 sites in United States, Australia
- Volunteers
- 67 people, healthy volunteers welcome
- Sponsor
- University of California, San Francisco
Rheumatoid Arthritis
Study to Evaluate the Pharmacokinetics of Filgotinib in Participants With Impaired Hepatic Function
The primary objective of this study is to evaluate the pharmacokinetics (PK) of filgotinib and its metabolite, GS-829845, in participants with varying degrees of impaired hepatic function relative to matched, healthy controls.
- Trial name
- NCT03417778
- Testing
- Filgotinib
- Where
- 4 sites in United States, Germany and 1 more
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Gilead Sciences
Endothelial Function, Lipids
Effects of Etravirine on Endothelial Function in HIV-uninfected Adults: A Pilot Study
The purpose of this study is to determine the safety and effects of etravirine, an HIV antiretroviral medication, on vascular function.
- Conditions
- Endothelial Function, Lipids, Insulin Resistance, Inflammation
- Trial name
- NCT00871234
- Testing
- Etravirine
- Where
- United States
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- Indiana University
Healthy, Cystic Fibrosis (CF)
MRI for Non-Invasive Imaging in Neonates and Children
The purpose of this study is to develop rapid MRI techniques for imaging the lung with hyperpolarized helium-3 gas as an inhaled contrast agent.
- Conditions
- Healthy, Cystic Fibrosis (CF), Asthma, Bronchopulmonary Dysplasia (BPD)
- Trial name
- NCT02163681
- Testing
- Hyperpolarized Helium-3 MRI of the chest
- Where
- United States
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- University of Virginia
Sensitivity
Effects of Acute Intermittent Hypoxia on Sensory Function in Healthy Adults
Exposure to acute intermittent hypoxia (AIH) can facilitate of motor output but no studies of sensory effects has been reported.
- Trial name
- SensoryFLO (NCT03283072)
- Testing
- Intervention 1, Intervention 2, Intervention 3
- Where
- United States
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- University of Florida