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Showing 913–936 of 2,410 matching trials from the live ClinicalTrials.gov search.
Enrolling by invitation No phase listed Observational Accepts healthy volunteers

ALPCO 25(OH) Vitamin D CLIA Kit - Fresh Versus Frozen Serum and Plasma Stability Study

NCT07565064
Conditions
Vitamin D Deficiency, Vitamin D Insufficiency, Healthy Volunteers
Interventions
ALPCO 25(OH) Vitamin D CLIA Kit
Device
Lead sponsor
American Laboratory Products Company
Industry
Eligibility
22 Years and older
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Salem, New Hampshire
Conditions
Advanced NUT Carcinoma, Metastatic NUT Carcinoma, Unresectable NUT Carcinoma
Interventions
BET Bromodomain Inhibitor ZEN-3694, Biopsy Procedure, Biospecimen Collection, Carboplatin, Cisplatin, Etoposide, Imaging Procedure, Paclitaxel
Drug · Procedure
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
12 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
5
States / cities
Los Angeles, California • Boston, Massachusetts • Pittsburgh, Pennsylvania + 1 more
Recruiting Not applicable Interventional Accepts healthy volunteers

Impact of Novel vs. Usual Brand Menthol Cigarettes on Abuse Liability

NCT07564648
Conditions
Cigarette Addiction, Tobacco Use Disorder
Interventions
Biospecimen Collection, Questionnaire Administration, Cigarette Purchase Task, Cross-Price Elasticity Task, Daily Diary Surveys, Progressive Ratio Task
Behavioral
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
21 Years and older
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2029
U.S. locations
1
States / cities
Columbus, Ohio
Enrolling by invitation No phase listed Observational

4T Sustainability Program

NCT06314048
Conditions
Type1diabetes
Interventions
CGM and RPM
Other
Lead sponsor
Stanford University
Other
Eligibility
6 Months to 21 Years
Enrollment
5,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Palo Alto, California
Conditions
Type1 Diabetes Mellitus
Interventions
Beta Cell Loss and Immune Function, Immune Function with RNAseq
Diagnostic Test · Other
Lead sponsor
University of Exeter
Other
Eligibility
Up to 70 Years
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2028
U.S. locations
1
States / cities
Seattle, Washington
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Transference of Established Simulated Skills (TEST) Trial

NCT06572033
Conditions
Neonatal Respiratory Distress
Interventions
Simulation
Behavioral
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
Not listed
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Dallas, Texas
Enrolling by invitation No phase listed Observational Accepts healthy volunteers

Genetic Information to Inform Treatment and Screening for Prostate Cancer, GIFTS Study

NCT04254133
Conditions
Prostate Carcinoma
Interventions
Questionnaire, Biospecimen Collection, Genetic Testing, Genetic Counseling, Laboratory Biomarker Analysis
Behavioral · Procedure · Diagnostic Test + 1 more
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
35 Years to 89 Years · Male only
Enrollment
1,360 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2028
U.S. locations
1
States / cities
Seattle, Washington
Conditions
Colon Carcinoma, Liver and Intrahepatic Bile Duct Carcinoma, Pancreatic Carcinoma
Interventions
Biospecimen Collection, Laboratory Biomarker Analysis, Laboratory Procedure
Procedure · Other
Lead sponsor
University of Southern California
Other
Eligibility
18 Years and older
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Recurrent Glioblastoma, Recurrent WHO Grade 4 Glioma
Interventions
Bevacizumab, Biospecimen Collection, Computed Tomography, Electronic Health Record Review, Hypofractionated Radiation Therapy, Magnetic Resonance Imaging, Retifanlimab
Biological · Procedure · Other + 1 more
Lead sponsor
Academic and Community Cancer Research United
Other
Eligibility
18 Years and older
Enrollment
134 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2030
U.S. locations
3
States / cities
Scottsdale, Arizona • Jacksonville, Florida • Rochester, Minnesota
Conditions
Mucopolysaccharidosis IV A, Mucopolysaccharidosis VI
Interventions
Enzyme testing
Other
Lead sponsor
Children's Hospitals and Clinics of Minnesota
Other
Eligibility
Up to 21 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
2
States / cities
Minneapolis, Minnesota • Saint Paul, Minnesota
Recruiting Not applicable Interventional Accepts healthy volunteers

Drinking, Acetate, and Stress

NCT06584448
Conditions
Alcohol Use Disorder, Alcohol Use, Unspecified, Heavy Drinker, Alcohol Use Disorder, Moderate, in Sustained Remission
Interventions
Deuterium Metabolic Imaging with deuterated acetate tracer
Other
Lead sponsor
Yale University
Other
Eligibility
18 Years to 60 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2030
U.S. locations
2
States / cities
New Haven, Connecticut
Completed Not applicable Interventional Results available

Performance of an Investigational Blood Glucose Monitoring System

NCT01824355
Conditions
Diabetes
Interventions
Ninja 3 PLUS Investigational BG Monitoring System
Device
Lead sponsor
Ascensia Diabetes Care
Industry
Eligibility
18 Years and older
Enrollment
113 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013
U.S. locations
1
States / cities
Fairfield, New Jersey
Conditions
Solid Tumor Malignancies, Metastatic Cancer, Breast Cancer, Colorectal Cancer, Lung Cancer, Bladder Cancer
Interventions
Expert Review, Blood or tissue samples collection., The Precision Oncology Navigation
Other
Lead sponsor
UNC Lineberger Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Recruiting No phase listed Observational Accepts healthy volunteers

Exercise and Carotid Artery Function in Metabolic Syndrome

NCT07430839
Conditions
Metabolic Syndrome
Interventions
exercise, Diagnostics, Inhaled CO2-mixed air
Behavioral · Diagnostic Test · Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 40 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Madison, Wisconsin
Conditions
Breast Cancer
Interventions
HER-2/neu intracellular domain protein, flow cytometry, immunohistochemistry staining method, biopsy, Sterile water placement
Biological · Other · Procedure
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
2
States / cities
Seattle, Washington
Recruiting No phase listed Observational Accepts healthy volunteers

PCOS and Brain Health

NCT07727512
Conditions
PCOS
Interventions
MRI Visit, Laboratory Visit
Device · Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Madison, Wisconsin
Completed No phase listed Observational Accepts healthy volunteers

Analyzing Retinal Microanatomy in ROP

NCT02887157
Conditions
Retinopathy of Prematurity, Neurodevelopmental Disorders, Macular Edema
Interventions
Swept Source OCT, Magnetic Resonance Imaging, Scavenged blood collection
Device · Other
Lead sponsor
Duke University
Other
Eligibility
30 Weeks and older
Enrollment
191 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2021
U.S. locations
4
States / cities
Gainesville, Florida • St Louis, Missouri • Durham, North Carolina + 1 more
Conditions
Crohn's Disease (CD), Ulcerative Colitis (UC)
Interventions
Vitamin D3
Dietary Supplement
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
Fresno, California
Conditions
Cigarette Smoking-Related Carcinoma
Interventions
Biospecimen Collection, Broccoli Sprout/Broccoli Seed Extract Supplement, Placebo Administration, Questionnaire Administration
Procedure · Dietary Supplement · Drug + 1 more
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
135 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2027
U.S. locations
3
States / cities
Tucson, Arizona • Washington D.C., District of Columbia • Buffalo, New York
Recruiting Phase 1 Interventional Accepts healthy volunteers

S-Nitrosylation (SNO) Therapy During Autologous Blood Transfusion

NCT03999229
Conditions
Transfusion Related Complication
Interventions
SNO, Normal Saline, Red Blood Cell
Drug
Lead sponsor
James Reynolds
Other
Eligibility
18 Years to 35 Years
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2028
U.S. locations
1
States / cities
Cleveland, Ohio
Conditions
Metastatic Melanoma
Interventions
Surgery, Administration of Lymphodepletion, Adoptive Cell Transfer, High Dose IL-2
Procedure · Drug · Other
Lead sponsor
H. Lee Moffitt Cancer Center and Research Institute
Other
Eligibility
18 Years and older
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2025
U.S. locations
1
States / cities
Tampa, Florida
Conditions
Thyroid Gland Carcinoma
Interventions
Diagnostic Procedure, Electronic Health Record Review, Needle Biopsy
Procedure · Other
Lead sponsor
City of Hope Medical Center
Other
Eligibility
18 Years and older
Enrollment
1,450 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
Duarte, California
Conditions
Metastatic Malignant Peripheral Nerve Sheath Tumor, Neurofibromatosis Type 1, Recurrent Malignant Peripheral Nerve Sheath Tumor
Interventions
Computed Tomography, Laboratory Biomarker Analysis, Oncolytic Measles Virus Encoding Thyroidal Sodium Iodide Symporter, Quality-of-Life Assessment, Single Photon Emission Computed Tomography, Magnetic Resonance Imaging, Ultrasound Imaging, Biospecimen Collection, Biopsy, Questionnaire Administration
Procedure · Other · Biological
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2024
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Muscle Invasive Bladder Urothelial Carcinoma, Muscle Invasive Renal Pelvis Urothelial Carcinoma, Muscle Invasive Ureter Urothelial Carcinoma, Muscle Invasive Urethral Urothelial Carcinoma, Stage II Bladder Urothelial Carcinoma AJCC v6 and v7, Stage III Bladder Urothelial Carcinoma AJCC v6 and v7, Stage IV Bladder Urothelial Carcinoma AJCC v7
Interventions
Biospecimen Collection, cfDNA or ctDNA Measurement, Computed Tomography, Cystoscopy, Magnetic Resonance Imaging, Nivolumab, Questionnaire Administration, Relatlimab
Procedure · Other · Biological
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
992 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2030
U.S. locations
492
States / cities
Phoenix, Arizona • Tucson, Arizona • Fayetteville, Arkansas + 372 more