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ClinicalTrials.gov public records Last synced Oct 10, 2026, 5:37 PM EDT

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Showing 169–192 of 303 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Blood Biomarkers Clear all
Completed No phase listed Observational

Blood and Tissue Study of Patients in NIH Protocol 08-C-0800

NCT00923325
View directory record Official record
Conditions
Sarcomas
Interventions
Not listed
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
2 Years to 99 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2017
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 16, 2019 · Synced Oct 10, 2026, 5:37 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Molecular Indicators of Systematic Fitness

NCT07393841
View directory record Official record
Conditions
Healthy Adult, Fitness Testing, Athlete, Aging, Exercise Physiology, Human Performance
Interventions
There is no intervention.
Other
Lead sponsor
VO Health, Inc.
Industry
Eligibility
18 Years and older
Enrollment
250 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Feb 6, 2026 · Synced Oct 10, 2026, 5:37 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Blood Biomarker Study to Diagnose Adolescent Sport Concussion

NCT05287997
View directory record Official record
Conditions
Brain Concussion
Interventions
Neurolytixs Index
Diagnostic Test
Lead sponsor
Neurolytixs
Industry
Eligibility
13 Years to 17 Years
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Brighton, Michigan
Source: ClinicalTrials.gov public record
Updated Apr 4, 2023 · Synced Oct 10, 2026, 5:37 PM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Establishment of a Tissue Bank (Blood, CSF) for the Understanding of Motor Neuron Disease (MND)

NCT01950910
View directory record Official record
Conditions
Amyotrophic Lateral Sclerosis
Interventions
Not listed
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
766 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2020
U.S. locations
1
States / cities
Charlotte, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 11, 2022 · Synced Oct 10, 2026, 5:37 PM EDT
Completed Phase 2 Interventional

Phase II Study of the Safety and Surrogate Marker Efficacy of Butyldeoxynojirimycin (SC-48334) and AZT in Symptomatic HIV-1 Infected Patients With 200 - 500 CD4+ Cells/mm3. (NOTE: Asymptomatic HIV-1 Infected Patients Also Eligible)

NCT00002079
View directory record Official record
Conditions
HIV Infections
Interventions
Butyldeoxynojirimycin, Zidovudine
Drug
Lead sponsor
G D Searle
Industry
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
9
States / cities
San Francisco, California • Tarzana, California • Miami Beach, Florida + 6 more
Source: ClinicalTrials.gov public record
Updated Jun 24, 2005 · Synced Oct 10, 2026, 5:37 PM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

A Community-Based Screening Program to Identify Participants at High Risk for Amyloid Pathology

NCT06043700
View directory record Official record
Conditions
Alzheimer's Disease
Interventions
No Intervention
Other
Lead sponsor
Eisai Limited
Industry
Eligibility
50 Years to 80 Years
Enrollment
2,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2028
U.S. locations
3
States / cities
Clermont, Florida • Lady Lake, Florida • District Heights, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 5, 2026 · Synced Oct 10, 2026, 5:37 PM EDT
Recruiting Phase 2 Interventional

Hyperbaric Oxygen Therapy for Veterans With TBI and PCS: A Biomarker Study

NCT07849465
View directory record Official record
Conditions
Traumatic Brain Injury (TBI) Patients, Post Concussive Symptoms, PTSD
Interventions
Hyperbaric Oxygen Therapy (HBOT)
Drug
Lead sponsor
Summit Hyperbarics and Wellness
Other
Eligibility
18 Years to 75 Years
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Boise, Idaho
Source: ClinicalTrials.gov public record
Updated Sep 30, 2026 · Synced Oct 10, 2026, 5:37 PM EDT
Completed No phase listed Observational

The Role of suPAR Biomarker in Blood Samples of Breast Cancer Patients During and Post Doxorubicin Chemotherapy: Causative vs. Predictor

NCT03505164
View directory record Official record
Conditions
Doxorubicin Adverse Reaction, Cardiomyopathies, Secondary, Breast Cancer
Interventions
Not listed
Lead sponsor
Rush University Medical Center
Other
Eligibility
18 Years to 64 Years · Female only
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
2
States / cities
Chicago, Illinois • Oak Park, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 27, 2021 · Synced Oct 10, 2026, 5:37 PM EDT
Completed No phase listed Observational

Pilot Study to Assess Flares Following Inactivated Influenza Vaccine in Children With Systemic Lupus Erythematosus (SLE)

NCT02006784
View directory record Official record
Conditions
Systemic Lupus Erythematosus (SLE)
Interventions
Not listed
Lead sponsor
Vanderbilt University
Other
Eligibility
8 Years to 18 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated May 3, 2017 · Synced Oct 10, 2026, 5:37 PM EDT
Withdrawn No phase listed Observational

Biomarkers in Bone Marrow and Blood Samples From Patients With Prostate Cancer Treated With Ketoconazole

NCT01275651
View directory record Official record
Conditions
Prostate Cancer
Interventions
laboratory biomarker analysis
Other
Lead sponsor
Alliance for Clinical Trials in Oncology
Other
Eligibility
Male only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2015
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 24, 2019 · Synced Oct 10, 2026, 5:37 PM EDT
Completed No phase listed Observational

Neutrophil Gelatinase-associated Lipcalin(NGAL): A Novel Blood Marker for Determining the Risk of Developing Contrast-Induced Nephopathy

NCT00693329
View directory record Official record
Conditions
Cardiovascular Surgery With Coronary Angiography
Interventions
Not listed
Lead sponsor
Abbott RDx Cardiometabolic
Other
Eligibility
18 Years and older
Enrollment
260 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
3
States / cities
Petoskey, Michigan • Providence, Michigan • Royal Oak, Michigan
Source: ClinicalTrials.gov public record
Updated Dec 18, 2009 · Synced Oct 10, 2026, 5:37 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Dehydration, Rehydration, and Blood Viscosity

NCT02118883
View directory record Official record
Conditions
Dehydration
Interventions
Essentia Water, Bottled water
Other
Lead sponsor
Essentia Water, LLC
Industry
Eligibility
25 Years to 49 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014
U.S. locations
1
States / cities
Camden, New Jersey
Source: ClinicalTrials.gov public record
Updated Jul 16, 2014 · Synced Oct 10, 2026, 5:37 PM EDT
Active, not recruiting No phase listed Observational

Sporadic Inclusion Body Myositis Natural History Study

NCT05046821
View directory record Official record
Conditions
Sporadic Inclusion Body Myositis, Inclusion Body Myositis
Interventions
Not listed
Lead sponsor
University of California, Irvine
Other
Eligibility
40 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
13
States / cities
Los Angeles, California • Orange, California • Aurora, Colorado + 10 more
Source: ClinicalTrials.gov public record
Updated May 27, 2026 · Synced Oct 10, 2026, 5:37 PM EDT
Recruiting No phase listed Observational

MicroRNAs as Biomarkers for Obstructive Sleep Apnea

NCT06189755
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
Positive Airway Pressure
Device
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 75 Years
Enrollment
500 participants
Timeline
2024 – 2028
U.S. locations
2
States / cities
Columbus, Ohio • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 3, 2026 · Synced Oct 10, 2026, 5:37 PM EDT
Completed No phase listed Observational

Evaluation of Comprehensive Geriatric Assessment and Laboratory Biomarkers in Elderly Patients With Multiple Myeloma

NCT05918185
View directory record Official record
Conditions
Plasma Cell Myeloma
Interventions
Biospecimen Collection, Comprehensive Geriatric Assessment, Electronic Health Record Review, Survey Administration
Procedure · Other
Lead sponsor
Mayo Clinic
Other
Eligibility
65 Years and older
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Feb 3, 2026 · Synced Oct 10, 2026, 5:37 PM EDT
Recruiting Phase 1 Interventional

REVEAL Biomarkers of Engraftment After Alternative Donor HSCT

NCT03541889
View directory record Official record
Conditions
Primary Graft Failure
Interventions
FLT imaging and TK1 blood measurements
Drug
Lead sponsor
University of Oklahoma
Other
Eligibility
4 Years to 80 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2027
U.S. locations
4
States / cities
Atlanta, Georgia • Ann Arbor, Michigan • Cleveland, Ohio + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 18, 2026 · Synced Oct 10, 2026, 5:37 PM EDT
Completed No phase listed Observational

Study of Biomarkers in Blood & Tissue Samples From Patients With Colorectal Cancer or Polyps & Patients Without Polyps

NCT00898378
View directory record Official record
Conditions
Colorectal Cancer, Healthy, no Evidence of Disease, Precancerous Condition
Interventions
gene expression analysis, polymerase chain reaction, polymorphism analysis, protein expression analysis, proteomic profiling, gas chromatography, laboratory biomarker analysis, liquid chromatography, mass spectrometry, questionnaire administration
Genetic · Other
Lead sponsor
Indiana University
Other
Eligibility
18 Years and older
Enrollment
551 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2014
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Sep 18, 2014 · Synced Oct 10, 2026, 5:37 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

A Study to Identify Markers in Blood and Tissue of HPV Clearance

NCT00711815
View directory record Official record
Conditions
HPV Infections
Interventions
Not listed
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
19 Years and older · Female only
Enrollment
197 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2010
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Aug 5, 2011 · Synced Oct 10, 2026, 5:37 PM EDT
Recruiting No phase listed Observational

Collection and Measurement of Biomarkers in Prostate Cancer Radiotherapy Patients

NCT02997709
View directory record Official record
Conditions
Prostate Cancer
Interventions
Not listed
Lead sponsor
University of Miami
Other
Eligibility
30 Years and older · Male only
Enrollment
144 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2032
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Mar 4, 2026 · Synced Oct 10, 2026, 5:37 PM EDT
Recruiting Not applicable Interventional

Cognitive Vulnerability to Stress in Individuals at Risk for Alzheimer's Disease

NCT05795634
View directory record Official record
Conditions
Mild Cognitive Impairment, Alzheimer Disease
Interventions
Trier Social Stress Test
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
60 Years and older
Enrollment
240 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2029
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 29, 2026 · Synced Oct 10, 2026, 5:37 PM EDT
Completed No phase listed Observational

A Biomarker Database to Investigate Blood-Based and Digital Biomarkers in Participants Screened for Alzheimer's Disease (Bio-Hermes)

NCT04733989
View directory record Official record
Conditions
Alzheimer Disease, Alzheimer Disease, Early Onset, Mild Cognitive Impairment, Memory Loss, Memory Disorders, Memory Impairment
Interventions
Biomarker Data Collection
Other
Lead sponsor
GAP Innovations, PBC
Industry
Eligibility
60 Years to 85 Years
Enrollment
1,002 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
16
States / cities
Aventura, Florida • Coral Gables, Florida • Lady Lake, Florida + 13 more
Source: ClinicalTrials.gov public record
Updated Feb 9, 2023 · Synced Oct 10, 2026, 5:37 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Effects of Pork Protein on Recovery Following Simulated Fireground Activity

NCT07819565
View directory record Official record
Conditions
Exercise Recovery, Physical Performance Parameters, Muscle Damage, Cognition, Blood Biomarkers, Stress
Interventions
Pork-Based Protein Ready-to-Eat Meals, Plant-Based Protein Ready-to-Eat Meals, Carbohydrate-Focused Lower-Protein Ready-to-Eat Meals
Other
Lead sponsor
Sam Houston State University
Other
Eligibility
18 Years to 60 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
2
States / cities
Fort Worth, Texas • Huntsville, Texas
Source: ClinicalTrials.gov public record
Updated Sep 15, 2026 · Synced Oct 10, 2026, 5:37 PM EDT
Recruiting No phase listed Observational

A Prospective Study To Identify Predictive Biological Markers In Blood And Cyst Fluid Aspirates From Patients With Pancreatic Cyst Lesions

NCT02647177
View directory record Official record
Conditions
Pancreatic Cystic Lesions
Interventions
Pancreatic Cyst Aspiration
Other
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years to 100 Years
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2027
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 15, 2025 · Synced Oct 10, 2026, 5:37 PM EDT
Recruiting No phase listed Observational

Hyperpolarized C Pyruvate Magnetic Resonance Imaging, and Blood-Based Biomarkers for Early Detection of Pancreatic Adenocarcinoma in Patients With Intraductal Papillary Mucinous Neoplasms

NCT06305728
View directory record Official record
Conditions
Pancreatic Cyst
Interventions
89Zr-DFO-HuMab-5B1 immunoPET, HP MRI, Blood assay
Diagnostic Test · Combination Product
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2030
U.S. locations
8
States / cities
Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 4 more
Source: ClinicalTrials.gov public record
Updated Aug 25, 2026 · Synced Oct 10, 2026, 5:37 PM EDT