Search | Clinical Trials Finder

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Nov 15, 2026, 8:41 AM EST

All trial information on this site comes from the official ClinicalTrials.gov public API (clinicaltrials.gov/api/v2), run by the U.S. National Library of Medicine. We only display that public information; we do not add opinions, endorsements, or any other intent. Always review the official ClinicalTrials.gov record for the latest information.

Showing 409–432 of 3,308 matching trials from the live ClinicalTrials.gov search.

Filters: Condition: Biological Markers Clear all

Conditions: Autism Spectrum Disorder, Developmental Disorder
Interventions: Not listed
Lead sponsor: Stemina Biomarker Discovery, Inc.; Industry
Eligibility: 18 Months to 48 Months
Enrollment: 1,102 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2015 – 2023
U.S. locations: 8
States / cities: Scottsdale, Arizona • Little Rock, Arkansas • Sacramento, California + 5 more

Conditions: HER2-positive Early-stage Breast Cancer
Interventions: Trastuzumab, Pertuzumab, Docetaxel, Carboplatin; Drug
Lead sponsor: Rutgers, The State University of New Jersey; Other
Eligibility: 18 Years to 90 Years
Enrollment: 50 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2026 – 2028
U.S. locations: 7
States / cities: Elizabeth, New Jersey • Hamilton, New Jersey • Long Branch, New Jersey + 4 more

Conditions: Smoking Cessation
Interventions: Novolin R; Drug
Lead sponsor: University of Illinois Chicago; Other
Eligibility: 21 Years to 40 Years
Enrollment: 4 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2018 – 2019
U.S. locations: 1
States / cities: Chicago, Illinois

Conditions: Vitamin A Deficiency, Vitamin A Toxicity
Interventions: Not listed
Lead sponsor: University of Wisconsin, Madison; Other
Eligibility: 21 Years and older
Enrollment: 27 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2012 – 2017
U.S. locations: 1
States / cities: Madison, Wisconsin

Conditions: Spinal Cord Injury, Chronic, Spinal Cord Injury Cervical, Spinal Cord Injury Thoracic, Incomplete Spinal Cord Injury
Interventions: Active Comparator: Single Intervention 1, Active Comparator: Single Intervention 2, Respiratory Resistance Exercise; Other · Behavioral
Lead sponsor: Thomas Jefferson University; Other
Eligibility: 18 Years to 70 Years
Enrollment: 20 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2025 – 2027
U.S. locations: 1
States / cities: Philadelphia, Pennsylvania

Conditions: Primary Intracerebral Hemorrhage
Interventions: MRI, Blood Draw, Cognitive Test; Diagnostic Test
Lead sponsor: Rush University Medical Center; Other
Eligibility: 18 Years to 80 Years
Enrollment: 118 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2025 – 2029
U.S. locations: 1
States / cities: Chicago, Illinois

Conditions: Rheumatoid Arthritis
Interventions: Observational study; Other
Lead sponsor: CARE ARTHRITIS LTD.; Industry
Eligibility: 18 Years and older
Enrollment: 571 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2011 – 2019
U.S. locations: 5
States / cities: Baltimore, Maryland • New York, New York • Rochester, New York + 1 more

Conditions: Kidney Transplant Rejection
Interventions: TruGraf® Testing; Diagnostic Test
Lead sponsor: Transplant Genomics, Inc.; Industry
Eligibility: 18 Years and older
Enrollment: 19 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2020 – 2021
U.S. locations: 1
States / cities: Houston, Texas

Conditions: Chronic Obstructive Pulmonary Disease, Emphysema, Chronic Bronchitis With Airway Obstruction
Interventions: Quercetin 1000 mg, Quercetin 500 MG, Placebo; Drug
Lead sponsor: Temple University; Other
Eligibility: 40 Years to 80 Years
Enrollment: 30 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2023 – 2025
U.S. locations: 1
States / cities: Philadelphia, Pennsylvania

Conditions: Prostate Cancer
Interventions: Not listed
Lead sponsor: The University of Texas Health Science Center at San Antonio; Other
Eligibility: 35 Years to 99 Years · Male only
Enrollment: 382 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2014 – 2025
U.S. locations: 1
States / cities: San Antonio, Texas

Conditions: Alzheimers Disease, Dementia, Alzheimers Disease, Familial
Interventions: Gantenerumab, Solanezumab, Matching Placebo (Gantenerumab), Matching Placebo (Solanezumab), E2814, Lecanemab, Matching Placebo (E2814); Drug
Lead sponsor: Washington University School of Medicine; Other
Eligibility: 18 Years to 80 Years
Enrollment: 490 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2012 – 2028
U.S. locations: 12
States / cities: Birmingham, Alabama • La Jolla, California • Los Angeles, California + 9 more

Conditions: Amyotrophic Lateral Sclerosis (ALS)
Interventions: [18F] GE-180; Drug
Lead sponsor: Massachusetts General Hospital; Other
Eligibility: 18 Years to 80 Years
Enrollment: 86 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2015 – 2019
U.S. locations: 2
States / cities: Boston, Massachusetts • Houston, Texas

Conditions: Obsessive-Compulsive Disorder, Post Traumatic Stress Disorder, Generalized Anxiety Disorder, Social Anxiety Disorder, Panic Disorder
Interventions: Exposure-Based Therapy; Behavioral
Lead sponsor: Jasper A. Smits; Other
Eligibility: 18 Years to 70 Years
Enrollment: 600 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2022 – 2027
U.S. locations: 2
States / cities: Boston, Massachusetts • Austin, Texas

Conditions: Brain Cancer
Interventions: Fluorescein, Fluorescein + ALA; Drug
Lead sponsor: David W. Roberts; Other
Eligibility: 21 Years and older
Enrollment: 30 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2016 – 2028
U.S. locations: 1
States / cities: Lebanon, New Hampshire

Conditions: Respiratory Disease, Healthy
Interventions: Breath collection; Other
Lead sponsor: Indiana University; Other
Eligibility: 4 Years to 110 Years
Enrollment: 1,000 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2020 – 2030
U.S. locations: 1
States / cities: Indianapolis, Indiana

Conditions: Achondroplasia, Hypochondroplasia
Interventions: Not listed
Lead sponsor: Nemours Children's Clinic; Other
Eligibility: 3 Months and older
Enrollment: 91 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2012 – 2014
U.S. locations: 1
States / cities: Wilmington, Delaware

Conditions: Drug Metabolism Phenotype
Interventions: Not listed
Lead sponsor: Children's Mercy Hospital Kansas City; Other
Eligibility: 7 Years to 15 Years
Enrollment: 205 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2010 – 2015
U.S. locations: 2
States / cities: Kansas City, Missouri • Seattle, Washington

Conditions: Tobacco Use Disorder
Interventions: Varying the nicotine content of cigarettes, E-Cigarettes; Other
Lead sponsor: University of Vermont; Other
Eligibility: 21 Years to 44 Years · Female only
Enrollment: 326 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2020 – 2023
U.S. locations: 2
States / cities: Baltimore, Maryland • Burlington, Vermont

Conditions: Healthy Lifestyle
Interventions: Meat based, Pulse based; Other
Lead sponsor: South Dakota State University; Other
Eligibility: 60 Years and older
Enrollment: 76 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2022 – 2023
U.S. locations: 1
States / cities: Brookings, South Dakota

Conditions: Anxiety, PTSD, ADHD, Depression Disorders, Post-traumatic Stress, Substance Use, Executive Function, Sleep Disturbance
Interventions: AIP-Informed Integrative Psychotherapy, Transcutaneous Auricular Vagus Nerve Stimulation, Regulated Breathing and Autonomic Regulation, Audiovisual Entrainment, Vibroacoustic Stimulation, Breathwork-Based Auditory Driving Entropy Module (BADEM), Transcranial Electrical Stimulation; Behavioral · Device
Lead sponsor: Tactical Mind Research Coalition, Inc.; Other
Eligibility: 18 Years to 70 Years
Enrollment: 240 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2026 – 2028
U.S. locations: 1
States / cities: Tampa, Florida

Conditions: Traumatic Brain Injury
Interventions: Not listed
Lead sponsor: University of California, San Francisco; Other
Eligibility: 18 Years to 65 Years
Enrollment: 50 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2021 – 2030
U.S. locations: 5
States / cities: San Francisco, California • Philadelphia, Pennsylvania • Pittsburgh, Pennsylvania + 2 more

Conditions: Recurrent Squamous Cell Carcinoma of the Head and Neck, Metastatic Squamous Cell Carcinoma, Head and Neck Squamous Cell Carcinoma
Interventions: INQOVI (decitabine and cedazuridine), Nivolumab; Drug
Lead sponsor: Case Comprehensive Cancer Center; Other
Eligibility: 19 Years and older
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2024 – 2026
U.S. locations: 1
States / cities: Cleveland, Ohio

Conditions: Paravalvular Leak
Interventions: Multimodality Imaging and Biomarkers; Diagnostic Test
Lead sponsor: University of Pittsburgh; Other
Eligibility: 60 Years to 100 Years
Enrollment: 15 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2017 – 2019
U.S. locations: 2
States / cities: Pittsburgh, Pennsylvania • Houston, Texas

Conditions: Kidney Transplant Rejection
Interventions: Patients monitored with TruGraf and TRAC testing; Diagnostic Test
Lead sponsor: Transplant Genomics, Inc.; Industry
Eligibility: 18 Years and older
Enrollment: 2,000 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2020 – 2023
U.S. locations: 36
States / cities: Tucson, Arizona • Fresno, California • La Jolla, California + 28 more

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Children's Autism Metabolome Project

Optimize Neoadjuvant Therapy in HER2-Positive Early-Stage Breast Cancer

Neuro Biomarkers of Smoking Behavior

Vitamin A Liver Reserves and Serum Markers of Vitamin A in US Adults at Time of Death

Non-Invasive Interventions for Respiratory Recovery in Chronic Spinal Cord Injury

Biomarkers for Cognitive Decline in Intracerebral Hemorrhage

Assess Structural Damage in Rheumatoid Arthritis Using Biomarkers and Radiography

TruGraf® Testing in High-Risk Kidney Transplant Recipients

Biological Effects of Quercetin in COPD Phase II

Prostate Cancer Upgrading Reference Set

Dominantly Inherited Alzheimer Network Trial: An Opportunity to Prevent Dementia. A Study of Potential Disease Modifying Treatments in Individuals at Risk for or With a Type of Early Onset Alzheimer's Disease Caused by a Genetic Mutation. Master Protocol DIAN-TU-001

Imaging and BioFluid Biomarkers in Amyotrophic Lateral Sclerosis

CO2 Reactivity as a Biomarker of Non-Response to Exposure-Based Therapy

Diagnostic Performance of Fluorescein as an Intraoperative Brain Tumor Biomarker

Optimization of Exhaled Biomarker Collection and Analysis

C-Type Natriuretic Peptide and Achondroplasia

Biomarkers of CYP2D6 and CYP3A4 Variability in Pediatrics

Low Nicotine Content Cigarettes in Vulnerable Populations: Women of Reproductive Age

Protein-Distinct Macronutrient-Equivalent Diet 1

Rapid Entrainment and Signal-guided Neuromodulation for Behavioral Health

Transforming Research and Clinical Knowledge in Traumatic Brain Injury (TRACK-TBI) Precision Medicine Phase 2 Option 1

ASTX727 and Nivolumab in Squamous Cell Carcinoma of the Head and Neck

Cardiac MRI for Post-TAVR Paravalvular Leak Assessment

TruGraf® Long-term Clinical Outcomes Study