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Showing 25–48 of 61 matching trials from the live ClinicalTrials.gov search.
Completed No phase listed Observational Accepts healthy volunteers

Heart Disease Risk Factors in Major Depression

NCT00001969
Conditions
Adrenal Gland Hyperfunction, Cardiovascular Disease, Involutional Depression
Interventions
Not listed
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
21 Years to 55 Years
Enrollment
160 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1999 – 2007
U.S. locations
1
States / cities
Bethesda, Maryland
Completed Phase 4 Interventional Accepts healthy volunteers

Hypoglycemia and Autonomic Nervous System Function-B

NCT03429946
Conditions
Hypoglycemia, Healthy
Interventions
Spironolactone, Placebo, Hypoglycemic Hyperinsulinemic Clamp, Euglycemic Hyperinsulinemic Clamp
Drug · Other
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 55 Years
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2025
U.S. locations
2
States / cities
Boston, Massachusetts
Conditions
Type 1 Diabetes
Interventions
Clamp
Other
Lead sponsor
Nationwide Children's Hospital
Other
Eligibility
9 Years to 23 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Columbus, Ohio
Completed Not applicable Interventional Results available

Glutamine and Insulin Sensitivity in Type I Diabetes

NCT01467063
Conditions
Type I Diabetes Mellitus
Interventions
Glutamine, Placebo
Dietary Supplement
Lead sponsor
Nemours Children's Clinic
Other
Eligibility
13 Years to 19 Years
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Jacksonville, Florida
Conditions
Diabetes Mellitus, Type 2
Interventions
rosiglitazone maleate
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 65 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
1
States / cities
Chula Vista, California
Conditions
IGT - Impaired Glucose Tolerance, T2D
Interventions
Oral Glucose Tolerance Test, Hyperglycemic Clamp, Isoglycemic Intravenous Glucose Test, Hyperinsulinemic Euglycemic Clamp and 2H20
Diagnostic Test
Lead sponsor
Yale University
Other
Eligibility
12 Years to 18 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
1
States / cities
New Haven, Connecticut
Conditions
Diabetes (DM)
Interventions
Exendin-9 is a 30 amino acid peptide that is an established competitive antagonist of the GLP-1 receptor. Subjects will receive exendin-9 by intravenous infusion at a rate of 600 pmol/kg/min, Dexamethasone, Dextrose 20% solution
Drug
Lead sponsor
David D'Alessio, M.D.
Other
Eligibility
18 Years to 60 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Durham, North Carolina
Conditions
Diabetic Kidney Disease, Type 1 Diabetes, Diabetes, Diabetes Mellitus, Diabetes Complications, Diabetic Nephropathies, Type1diabetes, Diabetes, Autoimmune, Autoimmune Diabetes, Juvenile Diabetes, Type 1 Diabetes Mellitus
Interventions
Aminohippurate Sodium Inj 20%, Iohexol Inj 300 milligrams/milliliter (mg/ml), PET/CT Scan, Renal Biopsy
Drug · Radiation · Procedure
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 30 Years
Enrollment
58 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Aurora, Colorado
Conditions
Insulin Sensitivity
Interventions
Ultrasound, OGTT with unlabeled glucose and liver NMR, OGTT with carbon-13 labeled glucose and liver NMR, CGM glucose reading, HEC - Hyperinsulinemic-Euglycemic-Clamp
Device · Diagnostic Test
Lead sponsor
Yale University
Other
Eligibility
18 Years to 80 Years
Enrollment
77 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
New Haven, Connecticut
Completed Early Phase 1 Interventional Accepts healthy volunteers

Mechanisms of Hypoglycemia Associated Autonomic Dysfunction Question 2

NCT00574639
Conditions
Type 1 Diabetes
Interventions
Alprazolam, Placebo
Drug
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years to 50 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2016
U.S. locations
1
States / cities
Baltimore, Maryland
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Ghrelin Regulation and Structure: Effect of Thiazolidinedione Therapy on Ghrelin

NCT00843791
Conditions
Obesity, Insulin Resistance
Interventions
placebo, pioglitazone
Drug
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years to 80 Years
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2011
U.S. locations
1
States / cities
Portland, Oregon
Conditions
Type 2 Diabetes
Interventions
Maximal ATP Production (ATPmax), Exercise Testing (VO2max), Muscle Biopsy, Adipose Tissue Biopsy, Hyperinsulinemic euglycemic clamp, PET imaging
Other · Procedure
Lead sponsor
AdventHealth Translational Research Institute
Other
Eligibility
30 Years to 65 Years
Enrollment
39 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
1
States / cities
Orlando, Florida
Conditions
Mild Autonomous Cortisol Secretion (MACS), Autonomous Cortisol Secretion (ACS), Subclinical Cushing's, Mild Autonomous Cortisol Excess
Interventions
Intervention 1: Adrenalectomy, Intervention 2: Semaglutide
Procedure · Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years and older
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Dallas, Texas
Recruiting Not applicable Interventional Accepts healthy volunteers

Genetic of Skeletal Muscle Insulin Resistance

NCT07780513
Conditions
Insulin Stimulated
Interventions
Insulin 80mU/m2*min
Other
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
18 Years to 75 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2031
U.S. locations
1
States / cities
San Antonio, Texas
Completed Early Phase 1 Interventional Accepts healthy volunteers

Dose Response of Epinephrine

NCT02692313
Conditions
Diabetes Complications
Interventions
Epinephrine, Saline infusion
Drug · Other
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years to 55 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2025
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Polycystic Kidney Disease, Adult, Polycystic Kidney, Autosomal Dominant
Interventions
Aminohippurate Sodium Inj 20%, Iohexol Inj 300 milligrams per milliliter (MG/ML), PET/CT Scan
Drug · Radiation
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 40 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Aurora, Colorado
Conditions
Heart Disease
Interventions
Rb-82 Pet scans, F-18 FDG Pet scans, N-13 ammonia Pet scans, Regadenoson
Other · Drug
Lead sponsor
University of Michigan
Other
Eligibility
30 Years to 70 Years
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2018
U.S. locations
1
States / cities
Ann Arbor, Michigan
Conditions
Type 1 Diabetes Mellitus, Glucokinase-Maturity Onset Diabetes of the Young (GCK-MODY), MODY2 Diabetes, Healthy Volunteer
Interventions
Study Visit 1, Placebo, Study Visit 2, Sodium Glucose Co-transporter 2 (SGLT2) Inhibitor
Procedure · Drug
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years to 60 Years
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Nashville, Tennessee
Active, not recruiting Not applicable Interventional Accepts healthy volunteers Results available

Reprometabolic Syndrome Mediates Subfertility in Obesity

NCT02653092
Conditions
Obesity, Infertility, Hypogonadotropic Hypogonadotropism, Hyperinsulinemia
Interventions
Insulin, Intralipid, Dextrose, Heparin, GnRH, Hyperinsulinemic Euglycemic Clamp
Drug · Procedure
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 38 Years · Female only
Enrollment
84 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2026
U.S. locations
1
States / cities
Aurora, Colorado
Completed Not applicable Interventional Accepts healthy volunteers

The Role of the Omentum in the Treatment of Morbid Obesity

NCT00212160
Conditions
Obesity
Interventions
omentectomy
Procedure
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years to 65 Years
Enrollment
66 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2011
U.S. locations
1
States / cities
Nashville, Tennessee
Conditions
Obesity, Insulin Resistance
Interventions
Weight loss with very low fat plant-based diet and regular exercise
Other
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 55 Years
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2022
U.S. locations
1
States / cities
St Louis, Missouri
Conditions
Type 1 Diabetes Mellitus, Maturity-Onset Diabetes of the Young, Type 2, MODY2, Insulin Resistance
Interventions
Hyperinsulinemic, euglycemic clamp, 20% dextrose
Drug
Lead sponsor
Vanderbilt University
Other
Eligibility
13 Years to 51 Years
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
1
States / cities
Nashville, Tennessee
Conditions
Alzheimer Disease
Interventions
Blood draws, Hyperinsulinemic Euglycemic Clamp Technique Insulin Sensitivity test, Resting Metabolic Rate (RMR)
Other
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
65 Years to 75 Years · Male only
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Conditions
Cardiovascular Diseases, Insulin Sensitivity/Resistance, Metabolic Disease, Metabolism, Energy Expenditure, Obesity
Interventions
Vericiguat 10 MG, Placebo, Insulin Sensitivity Test, Resting Energy and Exercise Energy Expenditure Assessment, White Adipose Tissue Biopsy, MRI-PET Scan for Brown Adipose Tissue Volume Assessment
Drug · Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 80 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2029
U.S. locations
1
States / cities
Birmingham, Alabama