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ClinicalTrials.gov public records Last synced Oct 10, 2026, 10:01 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–24 of 183 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: healthy volunteers: blood collection Clear all
Completed No phase listed Observational

Dysregulation of Lipid Metabolism and Right Ventricular Function in PAH

NCT02631421
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
Blood Sampling, Cardiac MRI
Procedure · Other
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jul 16, 2019 · Synced Oct 10, 2026, 10:01 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Pathophysiology of Dysautonomia and Postural Tachycardia Syndrome (POTS) in Post-viral Syndromes and COVID-19

NCT07405515
View directory record Official record
Conditions
POTS, POTS - Postural Orthostatic Tachycardia Syndrome, Dysautonomia, Autonomic Dysfunction
Interventions
Blood Sample Collection
Other
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older · Female only
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 12, 2026 · Synced Oct 10, 2026, 10:01 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Care of the Urothelial Cancer Patient and Prospective Procurement of Urothelial Cancer Tissue

NCT02379429
View directory record Official record
Conditions
Bladder Cancer, Urinary Tract Cancer, Urothelial Cancer, Healthy Volunteers
Interventions
Not listed
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years to 120 Years
Enrollment
500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2028
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 28, 2026 · Synced Oct 10, 2026, 10:01 AM EDT
Completed Phase 1 Interventional

Bisphenol A Controlled Exposure Study

NCT01573429
View directory record Official record
Conditions
Healthy Volunteers
Interventions
deuterated-Bisphenol A (d-BPA)
Other
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
25 Years to 45 Years
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2020
U.S. locations
1
States / cities
Research Triangle Park, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 18, 2021 · Synced Oct 10, 2026, 10:01 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Trima Accel® System Post Count Algorithm Study

NCT02684630
View directory record Official record
Conditions
Healthy Volunteers
Interventions
Trima Accel System
Device
Lead sponsor
Terumo BCT
Industry
Eligibility
18 Years and older
Enrollment
131 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
2
States / cities
San Diego, California • Denver, Colorado
Source: ClinicalTrials.gov public record
Updated Jul 12, 2017 · Synced Oct 10, 2026, 10:01 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Utilizing Long-read Sequencing to Investigate the EGFR Landscape of EGFR Positive Lung Cancer Patients

NCT06659458
View directory record Official record
Conditions
Lung Cancer - Non Small Cell, EGFR Exon 19 Deletion Mutation
Interventions
blood draw, Gene sequencing
Other
Lead sponsor
Our Lady of the Lake Hospital
Other
Eligibility
18 Years to 100 Years · Female only
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Source: ClinicalTrials.gov public record
Updated Mar 20, 2025 · Synced Oct 10, 2026, 10:01 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Culture and Characterization of Circulating Tumor Cells (CTC) in Melanoma and Other Cancers

NCT01528774
View directory record Official record
Conditions
Melanoma
Interventions
Blood Draw
Other
Lead sponsor
Wolfram Samlowski
Other
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
1
States / cities
Las Vegas, Nevada
Source: ClinicalTrials.gov public record
Updated Jul 26, 2017 · Synced Oct 10, 2026, 10:01 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Study to Determine Racial and Gender Differences in Platelet Aggregation

NCT00233428
View directory record Official record
Conditions
Platelet Aggregation
Interventions
Blood Draw
Procedure
Lead sponsor
Texas Tech University Health Sciences Center
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2006
U.S. locations
1
States / cities
Lubbock, Texas
Source: ClinicalTrials.gov public record
Updated May 12, 2015 · Synced Oct 10, 2026, 10:01 AM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers

Evaluation of a Novel Positron Emission Tomography (PET Radiotracer for TARP Gamma-8

NCT02108015
View directory record Official record
Conditions
Healthy Volunteers
Interventions
Brain Imaging (PET), Aterial Line, Blood Sampling
Procedure
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
18 Years to 55 Years
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 20, 2019 · Synced Oct 10, 2026, 10:01 AM EDT
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

Immune Profiles in Multiple Sclerosis (MS) Patients and Healthy Volunteers Through Thoracic Duct Cannulation

NCT05162638
View directory record Official record
Conditions
Multiple Sclerosis, Healthy
Interventions
thoracic duct cannulation
Procedure
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 40 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2027
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 9, 2026 · Synced Oct 10, 2026, 10:01 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Tissue Repository: CTCL Collection Protocol

NCT02840747
View directory record Official record
Conditions
Lymphoma, T-Cell, Cutaneous, Lymphomatoid Papulosis, Sézary Syndrome
Interventions
Not listed
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older
Enrollment
400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Nov 4, 2025 · Synced Oct 10, 2026, 10:01 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

A Pilot Study to Identify Biomarkers Associated With Chronic Traumatic Brain Injury

NCT01171131
View directory record Official record
Conditions
Traumatic Brain Injury
Interventions
Blood/saliva sampling
Other
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years to 70 Years
Enrollment
96 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2016
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 16, 2026 · Synced Oct 10, 2026, 10:01 AM EDT
Terminated Phase 4 Interventional Accepts healthy volunteers Results available

Blood Donor CVD 9000

NCT03724357
View directory record Official record
Conditions
Cholera Vaccination
Interventions
Vaxchora
Drug
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years to 64 Years
Enrollment
3 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Feb 2, 2023 · Synced Oct 10, 2026, 10:01 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Evaluation of Trima Version 7.0 Platelets in 100% Plasma

NCT02754492
View directory record Official record
Conditions
Healthy Volunteers
Interventions
Trima Accel System with Version 7.0 Software
Device
Lead sponsor
Terumo BCT
Industry
Eligibility
18 Years and older
Enrollment
334 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
7
States / cities
San Diego, California • Denver, Colorado • Indianapolis, Indiana + 4 more
Source: ClinicalTrials.gov public record
Updated Mar 29, 2018 · Synced Oct 10, 2026, 10:01 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Tau Networks in Psychotic Alzheimer's Disease

NCT05847192
View directory record Official record
Conditions
Alzheimer Disease, Alzheimer Disease With Delusions, Alzheimer Disease With Psychosis
Interventions
[18F]-PI2620 PET scan
Diagnostic Test
Lead sponsor
Northwell Health
Other
Eligibility
65 Years to 85 Years
Enrollment
91 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2029
U.S. locations
1
States / cities
Manhasset, New York
Source: ClinicalTrials.gov public record
Updated Apr 8, 2026 · Synced Oct 10, 2026, 10:01 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Molecular Markers in Predicting Lung Cancer Development Using Tissue Samples From Healthy Participants

NCT00899457
View directory record Official record
Conditions
Healthy, no Evidence of Disease, Lung Cancer
Interventions
proteomic profiling, biologic sample preservation procedure, laboratory biomarker analysis, bronchoscopy
Genetic · Other · Procedure
Lead sponsor
Vanderbilt-Ingram Cancer Center
Other
Eligibility
18 Years and older
Enrollment
37 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2010
U.S. locations
3
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jun 24, 2014 · Synced Oct 10, 2026, 10:01 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Creation of a Biospecimen Repository From Patients With Interstitial Lung Diseases (ILD)

NCT03478826
View directory record Official record
Conditions
Interstitial Lung Disease
Interventions
ILD, Healthy, Pneumonia
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
635 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2028
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 29, 2026 · Synced Oct 10, 2026, 10:01 AM EDT
Terminated No phase listed Observational

Foley Catheter Related Bladder Discomfort (FCRBD): Role of Neutrophil Cells

NCT03118284
View directory record Official record
Conditions
Urethra Injury, Catheter Site Discomfort
Interventions
urine collection, Blood collection, NRS
Other · Behavioral
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 75 Years
Enrollment
58 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Nov 15, 2018 · Synced Oct 10, 2026, 10:01 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Signature Development and Validation Protocol for an Epigenetic Assay in Diagnosing Lung Cancer

NCT07008664
View directory record Official record
Conditions
Lung Cancer, Lung Cancer Screening, Healthy Volunteers (HV), Unhealthy Volunteers
Interventions
Epigenetic Signature Assay
Other
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years and older
Enrollment
750 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2032
U.S. locations
1
States / cities
Glen Burnie, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 29, 2026 · Synced Oct 10, 2026, 10:01 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

The Effect of Acute Lysine Administration on α-aminoadipic Acid (Sub-study)

NCT03063476
View directory record Official record
Conditions
Healthy
Interventions
C-13 labeled Lysine, Normal saline
Drug
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years to 45 Years
Enrollment
2 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Dec 19, 2018 · Synced Oct 10, 2026, 10:01 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Sample Collection From Healthy Volunteers for Assay Optimization

NCT03538600
View directory record Official record
Conditions
Healthy Volunteers
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
3 Years to 80 Years
Enrollment
600 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2043
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 2, 2026 · Synced Oct 10, 2026, 10:01 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Determine Range of Tissue Frataxin Concentrations and Other Potential Biomarkers

NCT05028764
View directory record Official record
Conditions
Friedreich Ataxia, Healthy Volunteers
Interventions
Buccal Swabs, Blood Draws and Skin Punch Biopsy
Diagnostic Test
Lead sponsor
Larimar Therapeutics, Inc.
Industry
Eligibility
18 Years to 50 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Eatontown, New Jersey
Source: ClinicalTrials.gov public record
Updated Feb 24, 2022 · Synced Oct 10, 2026, 10:01 AM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Circulating Tumor Cells in Patients With Locally Advanced Rectal Cancer

NCT02874885
View directory record Official record
Conditions
Locally Advanced Rectal Adenocarcinoma, Metastatic Rectal Adenocarcinoma, Rectosigmoid Adenocarcinoma, Recurrent Rectal Adenocarcinoma, Recurrent Rectosigmoid Carcinoma, Stage III Rectal Cancer AJCC v8, Stage IIIA Rectal Cancer AJCC v8, Stage IIIB Rectal Cancer AJCC v8, Stage IIIC Rectal Cancer AJCC v8, Stage IV Rectal Cancer AJCC v8, Stage IVA Rectal Cancer AJCC v8, Stage IVB Rectal Cancer AJCC v8, Stage IVC Rectal Cancer AJCC v8
Interventions
Biospecimen Collection
Procedure
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
341 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2027
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Sep 18, 2026 · Synced Oct 10, 2026, 10:01 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Tissue-Specific Metabolic Reprogramming in Diabetic Complications

NCT01823406
View directory record Official record
Conditions
Type 1 Diabetes Mellitus
Interventions
Euglycemic clamp (normal blood sugar clamp) for 4 hours, hyperglycemic clamp (elevated blood sugar to 300) for 4 hours
Procedure
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2017
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jun 28, 2018 · Synced Oct 10, 2026, 10:01 AM EDT