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ClinicalTrials.gov public records Last synced Oct 18, 2026, 8:42 AM EDT

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Showing 121–144 of 1,554 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Blood sampling Clear all
Terminated Not applicable Interventional Results available

Protege Extension Trial - Long Term Follow Up Trial for Subjects Who Completed the Protege Study (CP-MGA031-01)

NCT00870818
View directory record Official record
Conditions
Type 1 Diabetes Mellitus
Interventions
Blood samples for safety, Patient reported outcome questionnaires, Analysis of T-cell subsets
Diagnostic Test · Behavioral
Lead sponsor
MacroGenics
Industry
Eligibility
10 Years to 37 Years
Enrollment
219 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Aug 9, 2023 · Synced Oct 18, 2026, 8:42 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Biomarkers for Pain in Spinal Cord Injury Patients

NCT00913471
View directory record Official record
Conditions
Traumatic Spinal Cord Injury, Neuropathic Pain
Interventions
blood samples
Other
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years to 90 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2026
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 16, 2026 · Synced Oct 18, 2026, 8:42 AM EDT
Not listed No phase listed Observational

The Evaluation of Hemostasis in Hospitalized COVID-19 Patients

NCT04493307
View directory record Official record
Conditions
COVID-19
Interventions
Phlebotomy
Diagnostic Test
Lead sponsor
LifeBridge Health
Other
Eligibility
3 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 22, 2020 · Synced Oct 18, 2026, 8:42 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Biomarkers as Predictors of Suicidal Risk in Adolescents

NCT03014518
View directory record Official record
Conditions
Suicide, Attempted, Suicidal Ideation, Suicidal Intention, Suicide
Interventions
Clinical assessments and blood samples; follow-up for 12 mos, Clinical assessments and blood samples; no 12mo follow-up
Other
Lead sponsor
The Cleveland Clinic
Other
Eligibility
12 Years to 18 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2021
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 16, 2021 · Synced Oct 18, 2026, 8:42 AM EDT
Completed No phase listed Observational

Podocan and Wnt Pathway in the Development of Aortopathy in Bicuspid Valve Disease

NCT02806310
View directory record Official record
Conditions
Aortic Valve Disease
Interventions
Blood draw
Other
Lead sponsor
Bassett Healthcare
Other
Eligibility
18 Years and older
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
1
States / cities
Cooperstown, New York
Source: ClinicalTrials.gov public record
Updated Mar 2, 2022 · Synced Oct 18, 2026, 8:42 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

THC Crossover Study

NCT04429568
View directory record Official record
Conditions
THC, Cannabis, Cannabis Smoking, Cannabis Use, Unspecified, Cigarette Smoking, Tobacco Use, Nicotine Dependence, Nicotine Withdrawal, Cardiovascular Risk Factor
Interventions
Smoked Cannabis, Vaped Cannabis, Tobacco Cigarette
Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
21 Years and older
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
2
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jul 1, 2024 · Synced Oct 18, 2026, 8:42 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Use of Serial Plasma NGS as a New Efficacy Metric to Guide Immunotherapy Treatment Discontinuation

NCT06146920
View directory record Official record
Conditions
Melanoma, Non-small Cell Lung Cancer
Interventions
Evaluation of ctDNA using the F1T after 1 year of immunotherapy
Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
39 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2028
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 17, 2026 · Synced Oct 18, 2026, 8:42 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

PKU Skin Stripping

NCT04368624
View directory record Official record
Conditions
Phenylketonurias
Interventions
Skin Tape, Blood Draw
Other · Diagnostic Test
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
Not listed
Enrollment
86 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2021
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 28, 2021 · Synced Oct 18, 2026, 8:42 AM EDT
Not yet recruiting Phase 1 Interventional

Neuronavigation-guided FUS-induced BBB Opening in Alzheimer's Disease Patients and Its Effects on Brain Amyloid and Tau

NCT06600880
View directory record Official record
Conditions
Alzheimer Disease, Early Onset
Interventions
Neuronavigation-guided single-element focused ultrasound transducer, Lumason, Magnetic Resonance Imaging (MRI) with or without gadolinium contrast agents, Positron Emission Tomography (PET), Amyvid, MK-6240, Dotarem, Blood draw, UR5e, Urine test
Device · Drug · Other + 2 more
Lead sponsor
Columbia University
Other
Eligibility
50 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2027 – 2028
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 13, 2026 · Synced Oct 18, 2026, 8:42 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Tumor Markers in Lung Cancer: DCAMLK-1LK-1

NCT01578018
View directory record Official record
Conditions
Lung Cancer, Smoking
Interventions
Measure DCAM levels in blood, DCAM levels in blood
Other
Lead sponsor
University of Oklahoma
Other
Eligibility
45 Years and older
Enrollment
49 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Aug 10, 2012 · Synced Oct 18, 2026, 8:42 AM EDT
Completed No phase listed Observational

Invasive Hemodynamic Response to Transcatheter Edge-to-Edge Mitral Valve Repair

NCT04200378
View directory record Official record
Conditions
Mitral Regurgitation
Interventions
Not listed
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated May 23, 2024 · Synced Oct 18, 2026, 8:42 AM EDT
Completed Phase 1 Interventional

ARRY-380 + Trastuzuamab for Breast w/ Brain Mets

NCT01921335
View directory record Official record
Conditions
Brain Metastases From HER2 and Breast Cancer, Advanced HER2-positive Breast Cancer
Interventions
ARRY-380 Twice Daily Dosage, ARRY-380 Once Daily, Trastuzumab
Drug
Lead sponsor
Dana-Farber Cancer Institute
Other
Eligibility
18 Years and older
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2023
U.S. locations
2
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 6, 2024 · Synced Oct 18, 2026, 8:42 AM EDT
Terminated Phase 1 Interventional

Glutamine PET Imaging Colorectal Cancer

NCT03275974
View directory record Official record
Conditions
RAS Wild Type, Stage IV Colorectal Cancer, Stage IVA Colorectal Cancer, Stage IVB Colorectal Cancer
Interventions
Carbon C 11 Glutamine, Fluorine F 18 L-glutamate Derivative BAY94-9392, Positron Emission Tomography, Blood Draw
Biological · Procedure
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jan 2, 2026 · Synced Oct 18, 2026, 8:42 AM EDT
Completed Not applicable Interventional

Association of FGF-23 and Parathyroid Hormone (PTH) in Dialysis Patients

NCT00477516
View directory record Official record
Conditions
End-Stage Renal Disease
Interventions
exposure to a high-calcium dialysate bath
Procedure
Lead sponsor
James B. Wetmore, MD
Other
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Jun 15, 2012 · Synced Oct 18, 2026, 8:42 AM EDT
Terminated Not applicable Interventional

Endovascular Magnesium Sampling in Acute Stroke

NCT01502748
View directory record Official record
Conditions
Acute Stroke
Interventions
endovascular sampling
Other
Lead sponsor
University of Southern California
Other
Eligibility
40 Years to 95 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
2
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Aug 1, 2017 · Synced Oct 18, 2026, 8:42 AM EDT
Terminated Not applicable Interventional

Moderate Intensity Exercise and Phenylketonuria

NCT01904708
View directory record Official record
Conditions
Phenylketonuria, PKU
Interventions
Acute Moderate Intensity Exercise
Other
Lead sponsor
Oregon Health and Science University
Other
Eligibility
14 Years to 17 Years · Male only
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Oct 16, 2014 · Synced Oct 18, 2026, 8:42 AM EDT
Completed Not applicable Interventional

Assessment of ProEnkephalin to Detect Acute Kidney Injury (AKI)

NCT04019314
View directory record Official record
Conditions
Heart Failure, Volume Overload, Decompensated Heart Failure, Systolic Heart Failure
Interventions
Blood Collection, Blood Volume Analysis
Procedure
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Aug 23, 2022 · Synced Oct 18, 2026, 8:42 AM EDT
Active, not recruiting No phase listed Observational

Accurate Point of Care Liver Disease Diagnostics

NCT05986916
View directory record Official record
Conditions
NAFLD, Nonalcoholic Fatty Liver
Interventions
Liverscope® exam, MR exam, FibroScan® exam (optional), Blood draw, Body measurements, Questionnaires
Diagnostic Test · Other
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Oct 23, 2025 · Synced Oct 18, 2026, 8:42 AM EDT
Not listed No phase listed Observational Accepts healthy volunteers

HEAD Injury Serum Markers and Multi-modalities for Assessing Response to Trauma

NCT04423198
View directory record Official record
Conditions
Mild Traumatic Brain Injury
Interventions
Cognitive Assessment, Patient Reported Neurological Outcome Assessments, Blood Draw
Behavioral · Procedure
Lead sponsor
BRAINBox Solutions Inc
Industry
Eligibility
18 Years and older
Enrollment
2,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
11
States / cities
Kansas City, Kansas • Detroit, Michigan • Rochester, New York + 5 more
Source: ClinicalTrials.gov public record
Updated Aug 4, 2021 · Synced Oct 18, 2026, 8:42 AM EDT
Completed Not applicable Interventional Results available

Microfragmented Adipose Tissue Versus Platelet-rich Plasma for Knee Osteoarthritis: a Randomized Comparative Trial

NCT04351087
View directory record Official record
Conditions
Osteoarthritis, Knee, Microfragmented Adipose Tissue, Platelet-Rich Plasma
Interventions
Platelet Rich Plasma
Device
Lead sponsor
Ohio State University
Other
Eligibility
25 Years to 75 Years
Enrollment
79 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 9, 2024 · Synced Oct 18, 2026, 8:42 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

A Study to Compare Zavegepant Concentration Using Samples Collected From the Vein Versus Patient-Centric Microsampling

NCT05948085
View directory record Official record
Conditions
Healthy
Interventions
Zavegepant 10 mg IN
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jan 29, 2026 · Synced Oct 18, 2026, 8:42 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Study of Donated Amnion, Fetal Placental Membrane, as Skin Substitute for Burn Patients

NCT00592189
View directory record Official record
Conditions
Wounds
Interventions
blood draw
Procedure
Lead sponsor
The University of Texas Medical Branch, Galveston
Other
Eligibility
16 Years to 65 Years · Female only
Enrollment
1,164 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1999 – 2014
U.S. locations
1
States / cities
Galveston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 24, 2014 · Synced Oct 18, 2026, 8:42 AM EDT
Completed Not applicable Interventional

Plant Exosomes +/- Curcumin to Abrogate Symptoms of Inflammatory Bowel Disease

NCT04879810
View directory record Official record
Conditions
Irritable Bowel Disease
Interventions
Sigmoidoscopy and biopsy, blood work
Procedure
Lead sponsor
University of Louisville
Other
Eligibility
18 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
1
States / cities
Louisville, Kentucky
Source: ClinicalTrials.gov public record
Updated Nov 3, 2022 · Synced Oct 18, 2026, 8:42 AM EDT
Completed No phase listed Observational

Genetic Biomarker Discovery for Metastatic Prostate Cancer

NCT03228810
View directory record Official record
Conditions
Prostate Cancer
Interventions
Blood draw, Tissue biopsy
Other · Procedure
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older · Male only
Enrollment
4 participants
Timeline
2017 – 2019
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated May 9, 2019 · Synced Oct 18, 2026, 8:42 AM EDT