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ClinicalTrials.gov public records Last synced Oct 23, 2026, 6:31 AM EDT

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Showing 457–480 of 3,664 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: sample collection Clear all
Recruiting No phase listed Observational

Rapid Autopsy Protocol for Patients With Small Cell Lung Cancer

NCT05889546
View directory record Official record
Conditions
Small Cell Lung Cancer
Interventions
Biospecimen Collection
Procedure
Lead sponsor
Indiana University
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2031
U.S. locations
3
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Jul 14, 2026 · Synced Oct 23, 2026, 6:31 AM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Elucidation of Breast Milk Composition and Structure Over the First Year of Lactation: UC Davis Lactation Study

NCT01817127
View directory record Official record
Conditions
Healthy, Gestational Diabetes Mellitus, Type 2 Diabetes Mellitus
Interventions
Not listed
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
395 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2028
U.S. locations
1
States / cities
Davis, California
Source: ClinicalTrials.gov public record
Updated Dec 15, 2025 · Synced Oct 23, 2026, 6:31 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Validation of Biomarkers in Amyotrophic Lateral Sclerosis (ALS)

NCT00677768
View directory record Official record
Conditions
Amyotrophic Lateral Sclerosis, Lou Gehrig's Disease, Primary Lateral Sclerosis, Nervous System Diseases, Hereditary Spastic Paraparesis
Interventions
No intervention
Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
30 Years to 80 Years
Enrollment
475 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2015
U.S. locations
29
States / cities
Phoenix, Arizona • Orange, California • Jacksonville, Florida + 24 more
Source: ClinicalTrials.gov public record
Updated Jun 3, 2016 · Synced Oct 23, 2026, 6:31 AM EDT
Active, not recruiting Phase 2 Interventional

Testing the Effect of M1774 on Hard-to-Treat Refractory SPOP-mutant Prostate Cancer

NCT05828082
View directory record Official record
Conditions
Castration-Resistant Prostate Carcinoma, Metastatic Castration-Resistant Prostate Carcinoma, Refractory Prostate Carcinoma, Stage IVB Prostate Cancer AJCC v8
Interventions
Biopsy Procedure, Biospecimen Collection, Computed Tomography, Magnetic Resonance Imaging, Positron Emission Tomography, Tuvusertib, Ultrasound Imaging
Procedure · Drug
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older · Male only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
26
States / cities
Phoenix, Arizona • Orange, California • Aventura, Florida + 19 more
Source: ClinicalTrials.gov public record
Updated Jul 31, 2026 · Synced Oct 23, 2026, 6:31 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Dietary Fish and Omega 3 Fatty Acids for Breast Cancer Prevention

NCT01282580
View directory record Official record
Conditions
Breast Cancer
Interventions
Lovaza-Omega 3 fatty acid capsules, Dietary fish (canned salmon, albacore)
Dietary Supplement · Other
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2014
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 30, 2019 · Synced Oct 23, 2026, 6:31 AM EDT
Active, not recruiting Phase 2 Interventional

A Study to Determine Whether Chemotherapy and Atezolizumab is Better Than Chemotherapy, Bevacizumab and Atezolizumab in Patients With Advanced Liver Cancer

NCT05211323
View directory record Official record
Conditions
Combined Hepatocellular Carcinoma and Cholangiocarcinoma, Stage III Liver Cancer, Stage IV Liver Cancer
Interventions
Atezolizumab, Bevacizumab, Biospecimen Collection, Cisplatin, Computed Tomography, Conventional Magnetic Resonance Imaging, Gemcitabine Hydrochloride
Biological · Procedure · Drug
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
37
States / cities
Auburn, California • Berkeley, California • Fremont, California + 27 more
Source: ClinicalTrials.gov public record
Updated Aug 13, 2026 · Synced Oct 23, 2026, 6:31 AM EDT
Recruiting Not applicable Interventional

Impact of Dietary Fiber Supplementation on Colonic Microbiome

NCT05643859
View directory record Official record
Conditions
Benign Colorectal Neoplasm, Non-Neoplastic Anal Disorder
Interventions
Dietary Fiber, Proctoscopy or anoscopy with Biopsy, Colonoscopy, Questionnaire Administration
Dietary Supplement · Procedure · Other
Lead sponsor
OHSU Knight Cancer Institute
Other
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Jan 15, 2026 · Synced Oct 23, 2026, 6:31 AM EDT
Recruiting No phase listed Observational

Using Induced-Pluripotent Stem Cells to Model Cancer Therapy-Related Adverse Events

NCT06640010
View directory record Official record
Conditions
Hematopoietic and Lymphatic System Neoplasm, Malignant Solid Neoplasm
Interventions
Non-Interventional Study
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Jun 23, 2026 · Synced Oct 23, 2026, 6:31 AM EDT
Active, not recruiting Phase 1 Interventional

Evaluation of Dosing Procedures of Chemotherapy Treatment (Carboplatin) With the Contrast Agent Iohexol

NCT03997370
View directory record Official record
Conditions
Malignant Solid Neoplasm
Interventions
Biospecimen Collection, Carboplatin, Iohexol
Procedure · Drug
Lead sponsor
NRG Oncology
Other
Eligibility
18 Years and older · Male only
Enrollment
350 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2028
U.S. locations
179
States / cities
Tucson, Arizona • Fort Smith, Arkansas • Little Rock, Arkansas + 134 more
Source: ClinicalTrials.gov public record
Updated Aug 7, 2026 · Synced Oct 23, 2026, 6:31 AM EDT
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

Autoimmune Basis for Postural Tachycardia Syndrome

NCT02725060
View directory record Official record
Conditions
Postural Orthostatic Tachycardia Syndrome, Postural Tachycardia Syndrome, Tachycardia, Arrhythmias, Cardiac, Autonomic Nervous System Diseases, Orthostatic Intolerance, Cardiovascular Diseases, Primary Dysautonomias
Interventions
phenylephrine, isoproterenol, 25 micro-Ci of radiation, Posture study with blood samples, 24-hour heart rhythm and blood pressure monitoring, Quantitative Axonal Sudomotor Reflex Testing, Autonomic function tests, Rebreathing test, Assessment of splanchnic capacitance, microneurography
Drug · Radiation · Procedure + 1 more
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years to 50 Years
Enrollment
58 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2026
U.S. locations
2
States / cities
Oklahoma City, Oklahoma • Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Nov 12, 2025 · Synced Oct 23, 2026, 6:31 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Evaluation of Danirixin (GSK1325756) Inhibition of CD11b Cell Surface Expression

NCT02201303
View directory record Official record
Conditions
Infections, Respiratory Syncytial Virus
Interventions
Danirixin, CXCL1
Drug · Other
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
Up to 64 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Syracuse, New York
Source: ClinicalTrials.gov public record
Updated May 9, 2017 · Synced Oct 23, 2026, 6:31 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Swab Sample Collection for the Detection of Bacterial Proteases in Wounds Assay

NCT01750203
View directory record Official record
Conditions
Chronic Wounds With Different Etiologies
Interventions
Swabs
Other
Lead sponsor
Systagenix Wound Management
Industry
Eligibility
18 Years and older
Enrollment
135 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
Tulsa, Oklahoma
Source: ClinicalTrials.gov public record
Updated Dec 20, 2012 · Synced Oct 23, 2026, 6:31 AM EDT
Not listed No phase listed Observational

NGS for Spine Surgery Patients

NCT05013203
View directory record Official record
Conditions
Spine Infection
Interventions
Tissue culture, Next Generation Sequencing
Diagnostic Test
Lead sponsor
Rothman Institute Orthopaedics
Other
Eligibility
18 Years and older
Enrollment
450 participants
Timeline
2021 – 2022
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 19, 2021 · Synced Oct 23, 2026, 6:31 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Effect of Genetics on Metabolism of Efavirenz

NCT00245986
View directory record Official record
Conditions
Metabolism
Interventions
Blood draw
Procedure
Lead sponsor
National Institutes of Health Clinical Center (CC)
NIH
Eligibility
18 Years to 55 Years
Enrollment
350 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2008
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 2, 2017 · Synced Oct 23, 2026, 6:31 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Variability in Microbial Response to Dietary Fiber

NCT06023940
View directory record Official record
Conditions
Microbial Colonization
Interventions
High fiber
Dietary Supplement
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
45 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Columbia, Missouri
Source: ClinicalTrials.gov public record
Updated Jul 24, 2024 · Synced Oct 23, 2026, 6:31 AM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Assessment of Paclitaxel-Induced Neuropathy

NCT01953159
View directory record Official record
Conditions
Cancer, Breast Cancer, Ovarian Cancer
Interventions
Blood Collection, Patient Questionnaires
Other
Lead sponsor
University of Chicago
Other
Eligibility
18 Years and older · Female only
Enrollment
43 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2027
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 8, 2025 · Synced Oct 23, 2026, 6:31 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Predictors of Sepsis in Ex-Preterm Infants

NCT03433846
View directory record Official record
Conditions
Sepsis, Premature Birth
Interventions
Not listed
Lead sponsor
Boston Children's Hospital
Other
Eligibility
0 Days to 2 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 20, 2022 · Synced Oct 23, 2026, 6:31 AM EDT
Terminated Not applicable Interventional Results available

Exhaled Breath Analysis to Predict Risk of Symptomatic Pneumonitis

NCT04040244
View directory record Official record
Conditions
Pneumonitis, Nonsmall Cell Lung Cancer Stage III
Interventions
Exhaled Breath Collection, Blood sample
Other
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 11, 2023 · Synced Oct 23, 2026, 6:31 AM EDT
Recruiting Phase 2 Interventional

Low PSMA SUV Boost (LPS-Boost): Intensified 177Lu-PSMA-617 Treatment for Patients With Metastatic Castrate-Resistant Prostate Cancer With Low PSMA Expressing Disease

NCT06526299
View directory record Official record
Conditions
Metastatic Castration-Resistant Prostate Carcinoma, Stage IVB Prostate Cancer AJCC v8
Interventions
Biospecimen Collection, Bone Scan, Computed Tomography, Lutetium Lu 177 Vipivotide Tetraxetan, Magnetic Resonance Imaging, PSMA PET-CT Scan, Questionnaire Administration, Single Photon Emission Computed Tomography
Procedure · Drug · Other
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older · Male only
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
3
States / cities
San Francisco, California • Sylmar, California • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jul 7, 2026 · Synced Oct 23, 2026, 6:31 AM EDT
Not yet recruiting Not applicable Interventional

Individually Tailored, Supervised, Remote Exercise Intervention to Improve Physical Function for Stage I-III Gastroesophageal Cancer Survivors, PRECISE Trial

NCT07439484
View directory record Official record
Conditions
Clinical Stage I Esophageal Adenocarcinoma American Joint Committee on Cancer (AJCC) v8, Clinical Stage I Esophageal Squamous Cell Carcinoma AJCC v8, Clinical Stage I Gastric Cancer AJCC v8, Clinical Stage I Gastroesophageal Junction Adenocarcinoma AJCC v8, Clinical Stage II Esophageal Adenocarcinoma AJCC v8, Clinical Stage II Esophageal Squamous Cell Carcinoma AJCC v8, Clinical Stage II Gastric Cancer AJCC v8, Clinical Stage II Gastroesophageal Junction Adenocarcinoma AJCC v8, Clinical Stage III Esophageal Adenocarcinoma AJCC v8, Clinical Stage III Esophageal Squamous Cell Carcinoma AJCC v8, Clinical Stage III Gastric Cancer AJCC v8, Clinical Stage III Gastroesophageal Junction Adenocarcinoma AJCC v8
Interventions
Actigraphy, Biospecimen Collection, Educational Intervention, Electronic Health Record Review, Exercise Intervention, Internet-Based Intervention, Physical Performance Testing, Survey Administration
Other · Procedure
Lead sponsor
Jonsson Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated May 11, 2026 · Synced Oct 23, 2026, 6:31 AM EDT
Recruiting Not applicable Interventional

A Study to Compare Two Surgical Procedures in Individuals With BRCA1 Mutations to Assess Reduced Risk of Ovarian Cancer

NCT04251052
View directory record Official record
Conditions
Ovarian Carcinoma
Interventions
Bilateral Salpingectomy, Bilateral Salpingectomy with Oophorectomy, Biospecimen Collection, Magnetic Resonance Imaging, Quality-of-Life Assessment, Questionnaire Administration, Transvaginal Ultrasound, Ultrasound Imaging
Procedure · Other
Lead sponsor
NRG Oncology
Other
Eligibility
35 Years to 50 Years · Female only
Enrollment
1,956 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2047
U.S. locations
564
States / cities
Birmingham, Alabama • Anchorage, Alaska • Goodyear, Arizona + 372 more
Source: ClinicalTrials.gov public record
Updated Aug 7, 2026 · Synced Oct 23, 2026, 6:31 AM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Biorepository: Indiana Health Study

NCT00741416
View directory record Official record
Conditions
Coronary Artery Disease, Heart Disease, Healthy
Interventions
Not listed
Lead sponsor
Fairbanks Institute
Other
Eligibility
18 Years and older
Enrollment
1,400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2013
U.S. locations
14
States / cities
Avon, Indiana • Brownsburg, Indiana • Franklin, Indiana + 6 more
Source: ClinicalTrials.gov public record
Updated Jul 1, 2011 · Synced Oct 23, 2026, 6:31 AM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Evaluation of the Role of Propionibacterium Acnes in the Inflammatory Lesions Associated With Acne Vulgaris

NCT01929057
View directory record Official record
Conditions
Acne
Interventions
Skin biopsy, Blood draw
Procedure
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years to 60 Years
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Oct 3, 2019 · Synced Oct 23, 2026, 6:31 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Genetic Determinants of Barrett's Esophagus and Esophageal Adenocarcinoma

NCT00288119
View directory record Official record
Conditions
Barrett's Esophagus, Esophageal Neoplasm
Interventions
Balloon Capsule Device, Endoscopy
Device · Procedure
Lead sponsor
Case Western Reserve University
Other
Eligibility
18 Years and older
Enrollment
2,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2028
U.S. locations
10
States / cities
Baltimore, Maryland • Rochester, Minnesota • St Louis, Missouri + 5 more
Source: ClinicalTrials.gov public record
Updated Aug 10, 2026 · Synced Oct 23, 2026, 6:31 AM EDT