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ClinicalTrials.gov public records Last synced Oct 20, 2026, 4:48 AM EDT

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Showing 121–144 of 3,019 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Samples Clear all
Recruiting No phase listed Observational

Characterization of T-cell Repertoire in Patients With Acute Myeloid Leukemia Undergoing Donor Stem Cell Transplant

NCT03921047
View directory record Official record
Conditions
Acute Myeloid Leukemia
Interventions
Biospecimen Collection, Laboratory Biomarker Analysis
Procedure · Other
Lead sponsor
University of Southern California
Other
Eligibility
18 Years and older
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2027
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jun 3, 2026 · Synced Oct 20, 2026, 4:48 AM EDT
Completed No phase listed Observational

Studying Tissue Samples From Women Who Underwent Chemotherapy for Lymph Node-Positive Stage II or Stage IIIA Breast Cancer on Clinical Trial CLB-9741 or CLB-9344

NCT00897026
View directory record Official record
Conditions
Breast Cancer
Interventions
cyclophosphamide, doxorubicin hydrochloride, paclitaxel, fluorescence in situ hybridization, immunohistochemistry staining method
Drug · Genetic · Other
Lead sponsor
Alliance for Clinical Trials in Oncology
Other
Eligibility
18 Years and older · Female only
Enrollment
1,195 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2012
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Aug 17, 2021 · Synced Oct 20, 2026, 4:48 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Evaluation of Periapical Healing Following Endodontic Microsurgery With Leukocyte and Platelet Rich Fibrin (L-PRF)

NCT06545084
View directory record Official record
Conditions
Apical Periodontitis
Interventions
Leukocyte and Platelet Rich Fibrin
Procedure
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 27, 2025 · Synced Oct 20, 2026, 4:48 AM EDT
Completed No phase listed Observational

Changes in Breast Density and Blood Hormone Levels in Postmenopausal Women Receiving Anastrozole or Exemestane for Breast Cancer

NCT00516698
View directory record Official record
Conditions
Breast Cancer
Interventions
polymorphism analysis, high performance liquid chromatography, laboratory biomarker analysis, radiomammography
Genetic · Other · Procedure
Lead sponsor
Alliance for Clinical Trials in Oncology
Other
Eligibility
18 Years and older · Female only
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
180
States / cities
Augusta, Georgia • Aurora, Illinois • Bloomington, Illinois + 111 more
Source: ClinicalTrials.gov public record
Updated Jul 13, 2016 · Synced Oct 20, 2026, 4:48 AM EDT
Terminated No phase listed Observational

Identification of Prognostic Biomarkers for Progression of Invasive Squamous Cell Carcinoma

NCT02549638
View directory record Official record
Conditions
Carcinoma, Squamous Cell, Carcinoma, Squamous, Squamous Cell Carcinoma, Lung Neoplasms, Cancer of Lung, Cancer of the Lung, Lung Cancer, Neoplasms, Lung, Neoplasms, Pulmonary, Pulmonary Cancer, Pulmonary Neoplasms
Interventions
DNA Extraction
Genetic
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 14, 2025 · Synced Oct 20, 2026, 4:48 AM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Exhaled Carbon Monoxide and Red Blood Cell Turnover

NCT03288233
View directory record Official record
Conditions
Diabetes Mellitus, Healthy
Interventions
Breath carbon monoxide measurement
Diagnostic Test
Lead sponsor
University of Cincinnati
Other
Eligibility
18 Years to 75 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2018
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 20, 2017 · Synced Oct 20, 2026, 4:48 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Repeated Employee Testing for Understanding Our Recovery to Normal

NCT04472793
View directory record Official record
Conditions
COVID-19
Interventions
SARS-CoV-2
Diagnostic Test
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
18 Years and older
Enrollment
236 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 17, 2025 · Synced Oct 20, 2026, 4:48 AM EDT
Completed No phase listed Observational

Collecting and Storing Tissue, Blood, and Bone Marrow Samples From Patients With Rhabdomyosarcoma or Other Soft Tissue Sarcoma

NCT00919269
View directory record Official record
Conditions
Adult Rhabdomyosarcoma, Childhood Desmoplastic Small Round Cell Tumor, Chordoma, Desmoid-Type Fibromatosis, Metastatic Childhood Soft Tissue Sarcoma, Non-Metastatic Childhood Soft Tissue Sarcoma, Previously Treated Childhood Rhabdomyosarcoma, Recurrent Adult Soft Tissue Sarcoma, Recurrent Childhood Rhabdomyosarcoma, Recurrent Childhood Soft Tissue Sarcoma, Rhabdomyosarcoma, Stage I Adult Soft Tissue Sarcoma AJCC v7, Stage II Adult Soft Tissue Sarcoma AJCC v7, Stage III Adult Soft Tissue Sarcoma AJCC v7, Stage IV Adult Soft Tissue Sarcoma AJCC v7, Untreated Childhood Rhabdomyosarcoma
Interventions
Cytology Specimen Collection Procedure, Laboratory Biomarker Analysis
Other
Lead sponsor
Children's Oncology Group
Network
Eligibility
Up to 50 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2023
U.S. locations
214
States / cities
Birmingham, Alabama • Phoenix, Arizona • Tucson, Arizona + 149 more
Source: ClinicalTrials.gov public record
Updated Oct 3, 2023 · Synced Oct 20, 2026, 4:48 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Variations in Ketone Metabolism

NCT05924295
View directory record Official record
Conditions
Ketosis
Interventions
Ketone Supplement, Beverage Tolerability Questionnaire (BTQ) and satiety visual analogue scale, Blood Draw, Urine Analysis
Dietary Supplement · Behavioral · Biological + 1 more
Lead sponsor
Ohio State University
Other
Eligibility
20 Years to 70 Years
Enrollment
400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
2
States / cities
Novato, California • Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated May 14, 2026 · Synced Oct 20, 2026, 4:48 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

POC Performance Evaluation of LumiraDx SARS-CoV-2 Ag Ultra and SARS-CoV-2 & Flu A/B Tests.

NCT05728970
View directory record Official record
Conditions
SARS-CoV-2, Influenza A, Influenza B, COVID-19
Interventions
LumiraDx SARS-CoV-2 Ag Ultra, LumiraDx SARS-CoV-2 & Flu A/B
Diagnostic Test
Lead sponsor
LumiraDx UK Limited
Industry
Eligibility
Not listed
Enrollment
716 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
10
States / cities
Garden Grove, California • Lomita, California • DeLand, Florida + 6 more
Source: ClinicalTrials.gov public record
Updated Jun 12, 2026 · Synced Oct 20, 2026, 4:48 AM EDT
Completed Not applicable Interventional

Endobronchial Ultrasound-Guided Transbronchial Needle-Aspiration With Suction in Obtaining Samples From Patients With Suspected Nodal Metastatic Lung Cancer

NCT04116970
View directory record Official record
Conditions
Lung Carcinoma
Interventions
Bronchoscopy, Ultrasound-Guided Transbronchial Needle Aspiration
Procedure
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 1, 2026 · Synced Oct 20, 2026, 4:48 AM EDT
Active, not recruiting Phase 2 Interventional Results available

Testing Atezolizumab in People 2-17 Years Old With Clear Cell Sarcoma or Advanced Chondrosarcoma

NCT04458922
View directory record Official record
Conditions
Central Chondrosarcoma, Grade 2, Central Chondrosarcoma, Grade 3, Dedifferentiated Chondrosarcoma, Metastatic Clear Cell Sarcoma of Soft Tissue, Metastatic Primary Central Chondrosarcoma, Unresectable Primary Central Chondrosarcoma
Interventions
Atezolizumab, Biopsy Procedure, Biospecimen Collection, Computed Tomography
Drug · Procedure
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
2 Years and older
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2026
U.S. locations
14
States / cities
Los Angeles, California • Gainesville, Florida • Atlanta, Georgia + 7 more
Source: ClinicalTrials.gov public record
Updated Jul 31, 2026 · Synced Oct 20, 2026, 4:48 AM EDT
Completed Not applicable Interventional Results available

Ultrathin Bronchoscope and Radial Endobronchial Ultrasound (R-EBUS) With Fluoroscopy Versus Standard Fiberoptic Bronchoscopy (FB) (P00029233 )

NCT02146131
View directory record Official record
Conditions
Pulmonary Lesions, Pulmonary Nodules, Pulmonary Mass
Interventions
Standard FB with fluoroscopy, R-EBUS with ultrathin bronchoscope
Device
Lead sponsor
Medical University of South Carolina
Other
Eligibility
22 Years and older
Enrollment
339 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
5
States / cities
Washington D.C., District of Columbia • Gainesville, Florida • Baltimore, Maryland + 2 more
Source: ClinicalTrials.gov public record
Updated Sep 25, 2018 · Synced Oct 20, 2026, 4:48 AM EDT
Completed No phase listed Observational

Correlation of Arterial and Venous Lactate and Base Deficit Values

NCT02888431
View directory record Official record
Conditions
Arterial Access, Peripheral Access, Central Venous Catheter
Interventions
bedside point-of-care device
Device
Lead sponsor
Joseph D. Tobias
Other
Eligibility
Not listed
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 31, 2017 · Synced Oct 20, 2026, 4:48 AM EDT
Completed No phase listed Observational

Study of Blood Samples From Newborns With Down Syndrome

NCT00959283
View directory record Official record
Conditions
Myeloid Proliferations Associated With Down Syndrome
Interventions
Diagnostic Laboratory Biomarker Analysis, Pharmacological Study
Other
Lead sponsor
Children's Oncology Group
Network
Eligibility
Up to 90 Days
Enrollment
180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2023
U.S. locations
173
States / cities
Birmingham, Alabama • Mobile, Alabama • Anchorage, Alaska + 130 more
Source: ClinicalTrials.gov public record
Updated Oct 3, 2023 · Synced Oct 20, 2026, 4:48 AM EDT
Completed Not applicable Interventional

Trial of MRSA Polymerase Chain Reaction for Pneumonia

NCT02660554
View directory record Official record
Conditions
Pneumonia, Methicillin-Resistant Staphylococcus Aureus
Interventions
Polymerase Chain Reaction (PCR)
Other
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 100 Years
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Feb 10, 2023 · Synced Oct 20, 2026, 4:48 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Self-Collected Saliva Samples Without Viral Transport Media for COVID-19 Testing Via RT-PCR

NCT04604145
View directory record Official record
Conditions
SARS-CoV Infection, Polymerase Chain Reaction, Laboratory Testing
Interventions
SARS-CoV-2 testing on the Eppendorf Thermal Cycler PCR system using self-collected saliva as the specimen
Diagnostic Test
Lead sponsor
David Grant U.S. Air Force Medical Center
Federal
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Travis Air Force Base, California
Source: ClinicalTrials.gov public record
Updated Aug 30, 2021 · Synced Oct 20, 2026, 4:48 AM EDT
Completed Not applicable Interventional

Broccoli Sprouts for Mild Ulcerative Colitis

NCT05507931
View directory record Official record
Conditions
Ulcerative Colitis, Ulcerative Colitis Chronic Mild
Interventions
1 Serving of broccoli sprouts, 3 Servings of broccoli sprouts
Dietary Supplement
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jan 23, 2026 · Synced Oct 20, 2026, 4:48 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Dose-Dependent Effect of Intranasal Insulin in Humans Using Functional Magnetic Resonance Imaging (fMRI)

NCT06144255
View directory record Official record
Conditions
Healthy
Interventions
Intranasal insulin
Drug
Lead sponsor
Florian Schmitzberger
Other
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Mar 21, 2024 · Synced Oct 20, 2026, 4:48 AM EDT
Completed No phase listed Observational

A Study Collecting Blood Samples From Pregnant Women to Aid in the Development of a Noninvasive Prenatal Test

NCT03620110
View directory record Official record
Conditions
Pregnancy
Interventions
Not listed
Lead sponsor
Illumina, Inc.
Industry
Eligibility
18 Years and older · Female only
Enrollment
2,209 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
8
States / cities
Phoenix, Arizona • Hagerstown, Maryland • Greensboro, North Carolina + 5 more
Source: ClinicalTrials.gov public record
Updated Jan 14, 2020 · Synced Oct 20, 2026, 4:48 AM EDT
Recruiting Phase 2 Interventional

Cabozantinib in Combination With Pembrolizumab for the Treatment of Patients With Locally Advanced, Metastatic, or Unresectable Adrenal Cortical Cancer

NCT06006013
View directory record Official record
Conditions
Locally Advanced Adrenal Cortex Carcinoma, Adrenal Cortical Carcinoma, Stage III Adrenal Cortex Carcinoma, Stage IV Adrenal Cortex Carcinoma AJCC v8, Unresectable Adrenal Cortex Carcinoma
Interventions
Pembrolizumab, Biospecimen Collection, Cabozantinib S-malate, Computed Tomography, Magnetic Resonance Imaging
Biological · Procedure · Drug
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
2
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Feb 18, 2026 · Synced Oct 20, 2026, 4:48 AM EDT
Completed No phase listed Observational

S9910, Collecting and Storing Blood and Bone Marrow Samples From Patients With Hematologic Cancer

NCT00919425
View directory record Official record
Conditions
Leukemia, Myelodysplastic Syndromes, Myelodysplastic/Myeloproliferative Neoplasms
Interventions
biologic sample preservation procedure
Other
Lead sponsor
SWOG Cancer Research Network
Network
Eligibility
Not listed
Enrollment
1,294 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2012
U.S. locations
292
States / cities
Fort Smith, Arkansas • Berkeley, California • Burbank, California + 192 more
Source: ClinicalTrials.gov public record
Updated Mar 6, 2015 · Synced Oct 20, 2026, 4:48 AM EDT
Not yet recruiting No phase listed Observational

Dynamic Relationships Between Estrogen Fluctuations, Sleep, and Psychiatric Complexity Among Adolescent Females With ADHD

NCT07805382
View directory record Official record
Conditions
ADHD
Interventions
Not listed
Lead sponsor
Duke University
Other
Eligibility
11 Years to 15 Years · Female only
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 21, 2026 · Synced Oct 20, 2026, 4:48 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Obtaining and Storing Blood Samples and Debridement Samples for Wound Related Research

NCT00762697
View directory record Official record
Conditions
Venous Insufficiency
Interventions
Not listed
Lead sponsor
Southwest Regional Wound Care Center
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2012
U.S. locations
1
States / cities
Lubbock, Texas
Source: ClinicalTrials.gov public record
Updated Nov 26, 2015 · Synced Oct 20, 2026, 4:48 AM EDT