Clinical trials: Blood-Brain Barrier Permeability
Blood-Brain Barrier Permeability
Blood-brain Barrier Permeability Study in Adults With Meningitis
The purpose of the study is to confirm the applicability and usefulness of the novel method of assessment of the permeability of the blood-brain barrier and in monitoring of the treatment of patients with meningitis.
- Trial name
- NM-BBBP (NCT02902588)
- Testing
- ICG-PULSION, LiMON, Pulsion Medical Systems, Gadolinium (Gadovist, Bayer, Germany)
- Where
- Poland
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Nalecz Institute of Biocybernetics and Biomedical Engineering, Polish Academy of Sciences
Aging, Inflammation
Macrophage/Monocyte Driven Inflammation and Anesthetic Sensitivity in Aging
The goal of this observational study is to determine whether macrophage/monocyte mediated inflammatory signaling contributes to reduced anesthetic requirements in older adults undergoing major abdominal surgery.
- Conditions
- Aging, Inflammation, Blood-Brain Barrier Permeability, Anesthesia Brain Monitor
- Trial name
- MACRO-AGE (NCT07372417)
- Where
- Chile
- Volunteers
- 60 people
- Sponsor
- University of Chile
Cerebrovascular Disorder, Stroke
Blood-Brain Barrier Disruption in People With White Matter Hyperintensities Who Have Had a Stroke
Background: A stroke occurs when not enough blood reaches the brain. Sometimes stroke causes changes in certain brain matter. This is called white matter hyperintensity (WMH) and can lead to mental decline.
- Conditions
- Cerebrovascular Disorder, Stroke, Aging
- Trial name
- NCT03366129
- Where
- 3 sites in United States
- Volunteers
- 81 people
- Sponsor
- National Institute of Neurological Disorders and Stroke (NINDS)
Brain Metastases
MRI Study of Changes in Blood-Brain/Tumor-Barrier Permeability in Patients With Brain Metastases During and After Radiotherapy
This study aims to assess changes in vascular permeability in the brain tumor, and in the surrounding brain, due to radiation therapy, using Magnetic Resonance Imaging (MRI).
- Trial name
- NCT02031237
- Testing
- Single Fraction Stereotactic Radiosurgery (SRS), Fractionated Whole Brain Radiation Therapy (WBRT), Fractionated Stereotactic Radiation Therapy (FSRT)
- Where
- United States
- Volunteers
- 52 people
- Sponsor
- University of Michigan Rogel Cancer Center
Blood-Brain Barrier Permeability, Cerebral Small Vessel Disease
Blood-brain Barrier Quantification in Cerebral Small Vessel Disease
Cerebral small vessel disease (cSVD) encompasses all pathological processes that affect the small vessels of the brain. On brain-MRI cSVD is characterized by structural brain abnormalities such as white matter lesions (WMLs).
- Conditions
- Blood-Brain Barrier Permeability, Cerebral Small Vessel Disease, Cerebral Hemorrhage, Cortical Stroke
- Trial name
- NCT02033291
- Testing
- Dynamic contrast enhanced Brain MRI
- Where
- Netherlands
- Volunteers
- 17 people
- Sponsor
- Maastricht University Medical Center
Traumatic Brain Injury, Cerebral Infarction
Characteristics of Blood- Brain Barrier Permeability in Neurological Patients
The main goal of the present study is to challenge the hypothesis that blood- brain barrier disruption following brain injury increases the risk for long-term disability, development of brain dysfunction, epileptic seizures and…
- Conditions
- Traumatic Brain Injury, Cerebral Infarction, Cerebral Hemorrhage
- Trial name
- NCT00419874
- Where
- Israel
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Soroka University Medical Center
Multiple Sclerosis
Natalizumab and Chronic Inflammation
In this study the investigators will assess the ability of Natalizumab, a medication given to treat multiple sclerosis (MS), to restore blood brain barrier integrity and repair subtle leakages of the blood brain barrier (BBB).
- Trial name
- NCT05177718
- Testing
- Natalizumab 300 MG in 15 ML Injection
- Where
- United States
- Volunteers
- 1 people
- Sponsor
- Vanderbilt University Medical Center
Low Grade Glioma of Brain
The Use of Focused Ultrasound and DCE K-trans Imaging to Evaluate Permeability of the Blood-Brain Barrier
The limitation of treating intrinsic brain pathologies has been circumvented with neurosurgical techniques; however, less invasive approaches may be desirable particularly for widespread or multifocal disease and when long term…
- Trial name
- NCT04063514
- Testing
- Focused Ultrasound
- Where
- United States
- Volunteers
- 15 people
- Sponsor
- Neurological Associates of West Los Angeles
Postoperative Cognitive Dysfunction
The Effect of Intravenous Versus Volatile Anesthesia on Postoperative Cognitive Dysfunction in Elderly Patients
The goal of this clinical trial is to compare the permeability of blood-brain barrier between the intravenous anesthesia group and the inhalation gas anesthesia group in the elderly patients undergoing surgery.
- Trial name
- NCT06353516
- Testing
- Propofol, Sevoflurane
- Where
- South Korea
- Volunteers
- 154 people
- Sponsor
- Chung-Ang University Gwangmyeong Hospital
Poor Performance Status
Minocycline Treatment in Acute Hemorrhagic Stroke
The investigators will perform a double blind controlled study to investigate the efficacy of oral administration of 200 mg minocycline, on the neurological and functional outcome after acute hemorrhagic stroke and the effect on…
- Trial name
- Minocycline (NCT01388127)
- Where
- Israel
- Volunteers
- 150 people
- Sponsor
- Wolfson Medical Center
Nasopharyngeal Carcinoma
Regulation of Blood-Brain Barrier Permeability by APOE Gene Polymorphism and Its Impact on Cognitive Function Post-Radiotherapy in Nasopharyngeal Carcinoma: An MRI Study
adiotherapy-induced cognitive dysfunction is a severe complication following radiotherapy for nasopharyngeal carcinoma (NPC). Our previous studies have demonstrated that abnormalities in brain function and structural connectivity…
- Trial name
- NCT06881225
- Testing
- Using DCE-MRI, fMRI, and DSI, establish a longitudinal brain functional and structural imaging database for three groups of nasopharyngeal carcinoma patients before and 18 months after radiotherapy.
- Where
- China
- Volunteers
- 300 people
- Sponsor
- Sun Yat-sen University
Pharmacokinetics
Pharmacokinetic and Pharmacodynamic Effects of Escitalopram Depending on Genetic Polymorphisms of the ABCB1-gene
The ABCB1-gene product P-glycoprotein is an integral membrane protein that actively transports substrates out of the intracellular compartment. One of the major sites of its action is the blood-brain-barrier.
- Trial name
- NCT00550485
- Testing
- escitalopram
- Where
- Germany
- Volunteers
- 79 people, healthy volunteers welcome
- Sponsor
- Max-Planck-Institute of Psychiatry
Stroke
Protecting the Brain From Post-Stroke Cognitive Impairment and Dementia With Multimodal Exercise Training
The rates of cognitive decline and dementia after stroke are disproportionately high. Strategies that can protect the brain early after the stroke event could reduce the future risk of cognitive decline and dementia in these…
- Trial name
- PROTECT (NCT07445841)
- Testing
- Multimodal Training, Balance, Toning and Stretching
- Where
- 2 sites in Canada
- Volunteers
- 120 people
- Sponsor
- McGill University
Glioblastoma Multiforme of Brain
Effect of Deep TMS on the Permeability of the BBB in Patients With Glioblastoma Multiforme: a Pilot Study
The blood-brain barrier (BBB) is a specialized interface allowing a unique environment for neuro-glia networks. BBB dysfunction is common in brain disorders.
- Trial name
- NCT02474966
- Testing
- Deep Transcranial Magnetic Stimulation (dTMS)
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- University of Roma La Sapienza
Combat Training Stress
Changes in the Permeability of the Blood Brain Barrier and Intestinal Barrier in Humans During Conditions of Stress and Immune Activation: in Vivo Studies
The relevance of BBB and IB permeability changes as a major precipitating cause for cognitive and digestive dysfunction in the military stress setting.
- Trial name
- NCT01417416
- Sponsor
- National University Hospital, Singapore
Alzheimer's Disease
Blood-brain Barrier Permeability in Alzheimer's Disease
The main aim of the present study is to improve our understanding of the role of blood-brain barrier function in dementia of the Alzheimer's type.
- Trial name
- NCT01574456
- Where
- 2 sites in Netherlands
- Volunteers
- 39 people, healthy volunteers welcome
- Sponsor
- Maastricht University Medical Center
Diabetes Mellitus, Type 2, Stroke (CVA) or Transient Ischemic Attack
Effects of Semaglutide on Intracranial Blood Flow and Brain-Barrier Permeability in Type-2 Diabetes
A human subjects research study, the primary purpose of which is to assess the EFFECTS OF SEMAGLUTIDE ON INTRACRANIAL BLOOD FLOW AND BLOOD-BRAIN BARRIER PERMEABILITY IN TYPE-2 DIABETES (T2D) through testing of the intervention on…
- Trial name
- NCT05780905
- Testing
- Semaglutide Auto-Injector
- Where
- United States
- Volunteers
- 50 people
- Sponsor
- University of Washington
Alzheimer Disease
Developing Advanced Blood-Brain Barrier Permeability Imaging for Early AD
Aging is the primary risk factor in aging-related dementia. An important initiating factor for the development and progression of cognitive impairment is disruption of the blood-brain barrier (BBB).
- Trial name
- NCT03389698
- Testing
- GRASP Dynamic Contrast-Enhanced (DCE) MRI, 3T Brain Scan, Gadolinium-based Contrast Agent (GBCA) for MRI
- Where
- United States
- Volunteers
- 27 people, healthy volunteers welcome
- Sponsor
- NYU Langone Health
Delirium
Alteration of Blood-Brain-Barrier Permeability at Loss of Consciousness in Delirious Patients Recorded With Direct-Current Electroencephalography (ACDC)
With this trial we aim to characterize the intraoperative signatures of the Direct-Current-Electroencephalogram (DC-EEG) of elderly patients developing a PostOperative Delirium (POD) compared to patients who do not develop a POD.
- Trial name
- NCT04320082
- Where
- Germany
- Volunteers
- 24 people
- Sponsor
- Charite University, Berlin, Germany
Cerebral Stroke
Longitudinal MRI Examinations of Patients With Brain Ischemia and Blood Brain Barrier Permeability
The objective of this trial is to visualize blood brain barrier function and metabolic changes in the first days after ischemic stroke with new investigational MRI sequences.
- Trial name
- LOBI-BBB (NCT02077582)
- Where
- Germany
- Volunteers
- 410 people
- Sponsor
- Charite University, Berlin, Germany