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ClinicalTrials.gov public records Last synced Oct 30, 2026, 11:16 PM EDT

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Showing 193–216 of 872 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Sampling Clear all
Completed No phase listed Observational

Peripheral Immunologic Response of Solid Organ Transplant Recipients to Depletion Versus Non-depletion Protocols

NCT00839709
View directory record Official record
Conditions
Liver Disease, Liver Transplantation
Interventions
blood sampling
Procedure
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 70 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Mar 3, 2011 · Synced Oct 30, 2026, 11:16 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Fructose-induced Hepatic De Novo Lipogenesis in Adolescents With Obesity

NCT03567837
View directory record Official record
Conditions
Adolescent Obesity
Interventions
Fructose + Glucose Beverage
Other
Lead sponsor
The Rogosin Institute
Other
Eligibility
12 Years to 21 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 15, 2024 · Synced Oct 30, 2026, 11:16 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

A New Clinical Use of Ferumoxytol Nanoparticles: An Antibiofilm Treatment

NCT06110494
View directory record Official record
Conditions
Apical Periodontitis, Pulp Disease, Dental
Interventions
Iron oxide nanoparticles treatment Ferumoxytol/H2O2, NaOCl, NaCl, supplementary irrigation
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
44 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 28, 2024 · Synced Oct 30, 2026, 11:16 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Management of Pleural Space Infections

NCT03873766
View directory record Official record
Conditions
Empyema, Pleural, Parapneumonic Effusion
Interventions
Intrapleural Medications, Surgery, Pleural Sampling, Pleural fluid drainage, Protocol Image #1, Surgical Consultation, Protocol Image #2: Chest X-ray PA/Lateral, Quality of Life
Drug · Procedure · Radiation + 2 more
Lead sponsor
Swedish Medical Center
Other
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Nov 22, 2022 · Synced Oct 30, 2026, 11:16 PM EDT
Completed No phase listed Observational

Analysis of CA-MRSA Transmission: An ED Population Sampling Strategy

NCT02363166
View directory record Official record
Conditions
Methicillin-Resistant Staphylococcus Aureus
Interventions
Acute Abscess Group
Other
Lead sponsor
University of Florida
Other
Eligibility
1 Month and older
Enrollment
575 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Aug 21, 2024 · Synced Oct 30, 2026, 11:16 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Ghrelin Regulation and Structure: Effect of Diet Composition on Ghrelin

NCT00694512
View directory record Official record
Conditions
Obesity
Interventions
Low fat diet, High fat diet, MCT diet
Dietary Supplement
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years and older
Enrollment
51 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2011
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated May 15, 2012 · Synced Oct 30, 2026, 11:16 PM 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 30, 2026, 11:16 PM EDT
Terminated Phase 3 Interventional Results available

A Trial of Ferumoxytol for the Treatment of Iron Deficiency Anemia in Pediatric Participants With Chronic Kidney Disease

NCT01155375
View directory record Official record
Conditions
Iron Deficiency Anemia
Interventions
Ferumoxytol, Oral Iron
Drug
Lead sponsor
AMAG Pharmaceuticals, Inc.
Industry
Eligibility
6 Months to 17 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Waltham, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 4, 2022 · Synced Oct 30, 2026, 11:16 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Pivot Breath Sensor Performance Study

NCT03870022
View directory record Official record
Conditions
Smoking Cessation, Smoking, Tobacco
Interventions
Pivot Breath Sensor System, Similar Carbon Monoxide breath sensor system
Device
Lead sponsor
Jennifer Marler, MD
Industry
Eligibility
18 Years to 80 Years
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Redwood City, California
Source: ClinicalTrials.gov public record
Updated Jul 1, 2024 · Synced Oct 30, 2026, 11:16 PM EDT
Withdrawn No phase listed Observational

Role of Hyaluronic Acid in Causing Cancer Stem Cell Growth in the Bones of Patients With Breast Cancer

NCT02331212
View directory record Official record
Conditions
Breast Carcinoma Metastatic to the Bone, Stage IV Breast Cancer
Interventions
Cytology Specimen Collection Procedure, Laboratory Biomarker Analysis
Other
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
20 Years to 60 Years · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 2, 2018 · Synced Oct 30, 2026, 11:16 PM EDT
Completed Not applicable Interventional

Endoscopic Ultrasound Versus Endoscopic Retrograde Cholangiopancreatography (ERCP) Tissue Sampling for the Diagnosis of Suspected Pancreatico-Biliary Cancer

NCT01356030
View directory record Official record
Conditions
Pancreaticobiliary Cancers, Jaundice, Bile Duct Obstruction
Interventions
ERCP, EUS FNA
Procedure
Lead sponsor
California Pacific Medical Center Research Institute
Other
Eligibility
18 Years and older
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jul 9, 2013 · Synced Oct 30, 2026, 11:16 PM EDT
Completed No phase listed Observational

A Biospecimen Collection Study to Identify the Targets of Disease-Reactive T Cells in Patients With Autoimmune Disease

NCT06587828
View directory record Official record
Conditions
Autoimmune Diseases, Ulcerative Colitis, Multiple Sclerosis, Scleroderma, Ankylosing Spondylitis, Celiac Disease, Non-radiographic Axial Spondyloarthritis (Nr-axSpA), Crohn&Amp;#39;s Disease, Birdshot Chorioretinitis
Interventions
Companion blood samples with procedure
Procedure
Lead sponsor
TScan Therapeutics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
238 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
11
States / cities
Orange, California • Sherman Oaks, California • Skokie, Illinois + 7 more
Source: ClinicalTrials.gov public record
Updated Sep 15, 2026 · Synced Oct 30, 2026, 11:16 PM EDT
Completed Phase 2 Interventional

Sirolimus for Cowden Syndrome With Colon Polyposis

NCT04094675
View directory record Official record
Conditions
PTEN Gene Mutation, PTEN Hamartoma Tumor Syndrome, PTEN Hamartoma Syndrome, Cowden Syndrome, Bannayan Syndrome, Bannayan Zonana Syndrome, Polyposis
Interventions
Sirolimus
Drug
Lead sponsor
Ohio State University
Other
Eligibility
18 Years to 80 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 10, 2025 · Synced Oct 30, 2026, 11:16 PM EDT
Completed Not applicable Interventional Results available

CSF Pharmacokinetics of Ondansetron

NCT02901054
View directory record Official record
Conditions
Pain
Interventions
Ondansetron
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 70 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Dec 27, 2019 · Synced Oct 30, 2026, 11:16 PM EDT
Completed No phase listed Observational

Assessment of Insulin Production From Native Pancreas in Patients With Pancreas Transplants

NCT00246844
View directory record Official record
Conditions
Long-Functioning Pancreas Allografts, Pancreas Transplant
Interventions
Not listed
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 2, 2017 · Synced Oct 30, 2026, 11:16 PM EDT
Completed No phase listed Observational

Detecting SARS-CoV-2 in Tears

NCT04526769
View directory record Official record
Conditions
COVID, COVID-19, Corona Virus Infection, SARS-CoV-2
Interventions
Tear Collection
Diagnostic Test
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 31, 2022 · Synced Oct 30, 2026, 11:16 PM EDT
Suspended No phase listed Observational Accepts healthy volunteers

Skin Characteristics of Parents of Food Allergic Pediatric Patients

NCT04198753
View directory record Official record
Conditions
Food Allergy in Children
Interventions
Skin tape stripping, Skin barrier assessment, Blood draw
Diagnostic Test · Device
Lead sponsor
National Jewish Health
Other
Eligibility
18 Years and older
Enrollment
160 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Denver, Colorado
Source: ClinicalTrials.gov public record
Updated Apr 13, 2020 · Synced Oct 30, 2026, 11:16 PM EDT
Completed No phase listed Observational

Molecular Features and Pathways in Predicting Drug Resistance in Patients With Metastatic Castration-Resistant Prostate Cancer Receiving Enzalutamide

NCT02228265
View directory record Official record
Conditions
Castration Levels of Testosterone, Castration-Resistant Prostate Carcinoma, Prostate Adenocarcinoma, PSA Progression, Recurrent Prostate Carcinoma, Stage IV Prostate Cancer
Interventions
Cytology Specimen Collection Procedure, Enzalutamide, Laboratory Biomarker Analysis
Other · Drug
Lead sponsor
OHSU Knight Cancer Institute
Other
Eligibility
Male only
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2020
U.S. locations
3
States / cities
Los Angeles, California • San Francisco, California • Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Sep 28, 2020 · Synced Oct 30, 2026, 11:16 PM EDT
Completed Phase 2 Interventional Results available

A Dental Pain Study to Test the Effectiveness of a New Pain Reliever Medicine

NCT02209181
View directory record Official record
Conditions
Pain
Interventions
JNJ-10450232 / Not yet marketed, acetaminophen / Tylenol
Drug
Lead sponsor
McNeil Consumer Healthcare Division of McNEIL-PPC, Inc.
Industry
Eligibility
18 Years to 45 Years · Male only
Enrollment
269 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Feb 3, 2017 · Synced Oct 30, 2026, 11:16 PM EDT
Completed No phase listed Observational

Effects of Chemotherapy on Intestinal Bacteria in Patients With Newly Diagnosed Breast Cancer

NCT02370277
View directory record Official record
Conditions
Ductal Breast Carcinoma In Situ, Invasive Breast Carcinoma, Stage I Breast Cancer, Stage IIA Breast Cancer, Stage IIB Breast Cancer, Stage IIIA Breast Cancer
Interventions
Cytology Specimen Collection Procedure, Laboratory Biomarker Analysis, Questionnaire Administration
Other
Lead sponsor
University of Southern California
Other
Eligibility
18 Years and older · Female only
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jun 18, 2019 · Synced Oct 30, 2026, 11:16 PM EDT
Withdrawn No phase listed Observational

Breast Cancer Risk in Women Who Are BRCA1/BRCA2 Mutation Carriers

NCT00899145
View directory record Official record
Conditions
BRCA1 Mutation Carrier, BRCA2 Mutation Carrier, Breast Carcinoma
Interventions
Laboratory Biomarker Analysis
Other
Lead sponsor
Gynecologic Oncology Group
Network
Eligibility
18 Years to 80 Years · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2008
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 13, 2017 · Synced Oct 30, 2026, 11:16 PM EDT
Completed No phase listed Observational

DNA Biomarkers in Tissue Samples From Patients With Osteosarcoma

NCT01190943
View directory record Official record
Conditions
Localized Osteosarcoma, Metastatic Osteosarcoma, Recurrent Osteosarcoma
Interventions
Laboratory Biomarker Analysis
Other
Lead sponsor
Children's Oncology Group
Network
Eligibility
Not listed
Enrollment
125 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2010
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 28, 2022 · Synced Oct 30, 2026, 11:16 PM EDT
Completed No phase listed Observational

Sex Hormone Therapy and Mucosal Tissues

NCT02983110
View directory record Official record
Conditions
Hiv
Interventions
Anoscopy with Rectal Tissue Sampling, Phlebotomy, Female Genital Tract Sampling
Procedure
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 65 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Dec 6, 2018 · Synced Oct 30, 2026, 11:16 PM EDT
Completed Not applicable Interventional

Pharmacokinetic Analysis of Posaconazole in Lung Transplant Recipients

NCT01419678
View directory record Official record
Conditions
Lung Transplant Infection, Fungal Infection
Interventions
collection of blood samples for PK testing
Other
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 8, 2014 · Synced Oct 30, 2026, 11:16 PM EDT