Clinical trials: Autoregulation
Decompensated Heart Failure
Mechanism and Effects of Manipulating Chloride Homeostasis in Stable Heart Failure
This study is designed to investigate the quantitative effects of sodium-free chloride supplementation on electrolyte balance, volume status, and sodium avidity in stable heart failure patients in a highly controlled environment.
- Trial name
- NCT03440970
- Testing
- Lysine Chloride
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- Yale University
Ulcerative Colitis
The Impact of Circadian Misalignment on Colonic Barrier Homeostasis in Ulcerative Colitis
The purpose of this study is to investigate if circadian malalignment (unusual sleeping patterns), such as night shifts (sleeping during the day and being awake during the night time), worsens the inflammation of the gut.
- Trial name
- NCT05180279
- Testing
- 7-day sleep lab
- Where
- United States
- Volunteers
- 19 people, healthy volunteers welcome
- Sponsor
- Rush University Medical Center
Diabetes Mellitus
Aldosterone and Glucose Homeostasis
Determine the effect of aldosterone on how the body handles glucose (sugar).
- Trial name
- NCT00732160
- Testing
- Aldosterone infusion (A), Vehicle Infusion (V), High Sodium Diet (HS)
- Where
- United States
- Volunteers
- 34 people
- Sponsor
- Vanderbilt University
Diabetes Mellitus, Type 2
Study to Assess the Effect on Glucose Homeostasis of Two Dose Levels of AZD9567, Compared to Prednisolone, in Adults With Type 2 Diabetes
The study is intended to assess the effect on glycaemic control of AZD9567, as measured by the glucose AUC(0-4) versus baseline following a standardised mixed meal tolerance test (MMTT), compared to prednisolone in adults with…
- Trial name
- NCT04556760
- Testing
- AZD9567, Prednisolone
- Where
- 3 sites in Germany
- Volunteers
- 46 people
- Sponsor
- AstraZeneca
Steroid-refractory Diamond-Blackfan Anemia (DBA)
Study of the Selective GlyT1 Inhibitor Bitopertin for Steroid-Refractory Diamond-Blackfan Anemia
Background: Diamond-Blackfan anemia (DBA) is an inherited disease that affects the bone marrow. People with DBA have chronic anemia that can be severe. Many must have frequent transfusions of red blood cells.
- Trial name
- NCT05828108
- Testing
- Bitopertin
- Where
- United States
- Volunteers
- 15 people
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Healthy
Healthy Combine Study
STUDY SUMMARY Title: EFFECTS OF NICOTINAMIDE AND LANTHANUM CARBONATE ON PHOSPHORUS HOMEOSTASIS Protocol Number:STU00090161 Phase: Phase 1, detailed physiologic study Methodology: double blind, randomized, placebo-controlled, 2x2…
- Trial name
- NCT03136705
- Testing
- Nicotinamide, Lanthanum Carbonate
- Where
- United States
- Volunteers
- 39 people, healthy volunteers welcome
- Sponsor
- Northwestern University
Osteoporosis, Aging
Exercise Mode and Acute Bone Resorption
Endurance exercise is often recommended to improve cardiometabolic health and maintain bone health throughout life and to prevent osteoporotic fracture.
- Trial name
- NCT04815824
- Testing
- Exercise Mode
- Where
- United States
- Volunteers
- 9 people, healthy volunteers welcome
- Sponsor
- VA Office of Research and Development
Vitamin D and Calcium Homeostasis
CYP3A4 Activity and Mineral Homeostasis
The purpose of this study is to determine whether changes in the activity of the enzyme CYP3A4 can change the Vitamin D and bone mineral homeostasis.
- Trial name
- NCT02019875
- Testing
- Rifampin, Clarithromycin, Grapefruit Juice
- Where
- United States
- Volunteers
- 92 people, healthy volunteers welcome
- Sponsor
- University of Washington
Glucose Homeostasis
Dipeptidyl Peptidase-4 Inhibition on Glucagon-like Peptide-1 (GLP-1)
This research is being done to evaluate the effect of glucagon-like peptide-1 (GLP-1, a naturally occurring hormone) on insulin release and to examine whether there is extra insulin release when GLP-1 is not allowed to be rapidly…
- Trial name
- NCT00947011
- Testing
- Januvia
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Johns Hopkins University
Exercise, Bone Resorption
Enhancing Skeletal Adaptations to PTH and Exercise
Exercise is essential for building and maintaining bone mass and strength, but current exercise recommendations for how to achieve this lack detail on the optimal exercise prescription.
- Conditions
- Exercise, Bone Resorption, Bone Formation
- Trial name
- ESkAPE (NCT05029128)
- Testing
- Endurance exercise intervention
- Where
- United States
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- VA Office of Research and Development
Remote Ischemic Conditioning
The Impact of Serial Remote Ischemic Conditioning on Dynamic Cerebral Autoregulation in Healthy Adults
The purpose of this study is to determine the impact of serial remote ischemic conditioning on dynamic cerebral autoregulation and related hematology indexes in healthy adults.
- Trial name
- NCT04899362
- Testing
- BB-RIC-D1/LAPUL Medical Devices Co, Ltd, China, Intravenous blood collection, dCA measurement
- Where
- China
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- The First Hospital of Jilin University
Metabolic Syndrome X
Effects of Selective Inhibition of Cholesterol Absorption With Ezetimibe on Intestinal Cholesterol Homeostasis in Dyslipidemic Men With Insulin-resistance - a Pilot Study
Ezetimibe has been shown to inhibit cholesterol absorption and several lines of evidence from in vitro systems and animal models suggest that this effect is associated with an increase in low-density lipoprotein (LDL) receptor…
- Trial name
- EZEmRNA (NCT01849068)
- Testing
- Ezetimibe
- Where
- Canada
- Volunteers
- 20 people
- Sponsor
- Laval University
Obesity
Racial Differences in Vagal Control of Glucose Homeostasis
The investigators will test the hypothesis that acute central acetylcholinesterase inhibition will restore PNS activity and reduce oxidation in AAW compared to whites.
- Trial name
- RDVCGH (NCT02365285)
- Testing
- Galantamine, Intralipid, Heparin
- Where
- United States
- Volunteers
- 23 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University Medical Center
Stroke
Non-invasive Measurement of Cerebral Dynamic Autoregulation
The overall objective of this study is to evaluate the use of diffuse correlation spectroscopy to non-invasively measure dynamic cerebral autoregulation in subjects with vascular risk factors.
- Trial name
- TOMCAT (NCT02442856)
- Testing
- Thigh Cuff
- Where
- United States
- Volunteers
- 21 people
- Sponsor
- University of Pennsylvania
Diabetes Mellitus, Type 1
Glutathione Metabolism in Adolescents With Type 1 Diabetes - Study B
Glutathione is normally present at high levels in the blood and plays an important role in the body's defense against oxidative stress, that is, against the damage caused to the body by several reactive oxygen species produced by…
- Trial name
- NCT00858273
- Testing
- Antioxidant supplement, Diabetes treatment, Regular Insulin
- Where
- United States
- Volunteers
- 41 people
- Sponsor
- Nemours Children's Clinic
Prediabetes
Effect of Fermentable Carbohydrate on Glucose Homeostasis
The rise in the prevalence of type 2 diabetes is related to recent lifestyle changes leading to a rise in obesity. Obesity is a risk factor for Impaired Glucose Tolerance (IGT) and diabetes.
- Trial name
- FermCarb (NCT01841073)
- Testing
- Inulin, Cellulose
- Where
- United Kingdom
- Volunteers
- 44 people
- Sponsor
- Imperial College London
Diabetes
UTLight-transcranial Doppler Assessment of Regional Cerebral Autoregulation
Cerebral autoregulation (CA) is a complex mechanism that serves the essential and vital purpose of controlling cerebral blood flow and metabolism. A stable and optimal brain blood flow is imperative for normal brain function.
- Trial name
- UTLight (NCT02178787)
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Beth Israel Deaconess Medical Center
Diabetes Mellitus, Type 2
A Study to Determine Acute (After First Dose) and Chronic (After 28 Days) Effects of Empagliflozin (BI 10773) on Pre and Postprandial Glucose Homeostasis in Patients With Impaired Glucose Tolerance and Type 2 Diabetes Mellitus and Healthy Subjects
An open-label, phase II study to assess the acute and chronic effects of empagliflozin (BI 10773)on fasting and postprandial glucose homeostasis in patients with IGT and type 2 diabetes mellitus and assess the acute effects of…
- Trial name
- NCT01248364
- Testing
- BI 10773
- Where
- 3 sites in Austria, Germany and 1 more
- Volunteers
- 91 people, healthy volunteers welcome
- Sponsor
- Boehringer Ingelheim
Cannabis Use Disorder
Understanding Effects of Cannabis Use and Abstinence on Neural Glutamate Homeostasis
This study will be the first in vivo human multimodal neuroimaging study exploring the relationship between mGluR5 availability (PET), neural oscillations (EEG), and cognitive function in people with CUD.
- Trial name
- NCT05664763
- Testing
- [18F]FPEB with PET, Cannabis abstinence
- Where
- United States
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- Yale University
Obesity, Glucose Homeostasis
Bazedoxifene/Conjugated Estrogens (BZA/CE) Improvement of Metabolism (BIM)
The goal of this pilot clinical study is to perform a randomized placebo-controlled study to assess the beneficial effect of a 3 month-treatment with Bazedoxifene/Conjugated Estrogens (BZA/CE) vs.
- Conditions
- Obesity, Glucose Homeostasis, Postmenopausal Symptoms
- Trial name
- BIM (NCT02237079)
- Testing
- Bazedoxifene/Conjugated Estrogens (BZA/CE)
- Where
- United States
- Volunteers
- 17 people
- Sponsor
- Tulane University Health Sciences Center