Independent directory Public ClinicalTrials.gov records United States
Clinical Trials Finder
Objective public record navigation
Search Results

Search by objective public record fields.

Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.

Clear filters
ClinicalTrials.gov public records Last synced Sep 3, 2026, 9:45 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–24 of 268 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Condition: Sample Collection Clear all
Completed No phase listed Observational Accepts healthy volunteers Results available

Home Usability Study of the SARS-CoV-2 (COVID-19) Test

NCT04395391
View directory record Official record
Conditions
COVID-19
Interventions
SARS-CoV-2
Diagnostic Test
Lead sponsor
Exact Sciences Corporation
Industry
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Dec 12, 2023 · Synced Sep 3, 2026, 9:45 AM EDT
Not listed No phase listed Observational

Breast Cancer Biomarker Sample Collection for the dtectDx v2 Assay Proof of Concept Protocol

NCT02078570
View directory record Official record
Conditions
Breast Cancer
Interventions
Not listed
Lead sponsor
Provista Diagnostics, Inc
Industry
Eligibility
25 Years to 75 Years · Female only
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2014
U.S. locations
12
States / cities
Phoenix, Arizona • Scottsdale, Arizona • Sacramento, California + 8 more
Source: ClinicalTrials.gov public record
Updated Sep 29, 2016 · Synced Sep 3, 2026, 9:45 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Send-In Sample Collection for Comprehensive Analyses of Innate and Adaptive Immune Responses During Acute COVID-19 and Convalescence

NCT04582903
View directory record Official record
Conditions
COVID-19 Infection
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
1 Day to 99 Years
Enrollment
5,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2031
U.S. locations
1
States / cities
Rockville, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 22, 2026 · Synced Sep 3, 2026, 9:45 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Collection of Blood, Bone Marrow, and Buccal Mucosa Samples From Healthy Volunteers for Center for Human Immunology, Autoimmunity, and Inflammatory Diseases (CHI) Laboratory Research Studies

NCT00995891
View directory record Official record
Conditions
Healthy Volunteers
Interventions
Not listed
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
8 Years and older
Enrollment
88 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2018
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 4, 2019 · Synced Sep 3, 2026, 9:45 AM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Assessment of Self-Collected Sample Compared to Clinician Collected Sample in COVID-19 and Influenza Program

NCT04681950
View directory record Official record
Conditions
Subjects Possibly Exposed to COVID-19
Interventions
Not listed
Lead sponsor
Biocerna LLC
Industry
Eligibility
Not listed
Enrollment
500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Fulton, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 22, 2020 · Synced Sep 3, 2026, 9:45 AM EDT
Completed No phase listed Observational

Specimen Collection for Agricultural Health Study Cohort Pesticide Exposure Study

NCT01139476
View directory record Official record
Conditions
Multiple Myeloma, Leukemia, MGUS, Monoclonal B-Cell Lymphocytosis
Interventions
Not listed
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years to 100 Years · Male only
Enrollment
1,892 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2010
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Aug 27, 2026 · Synced Sep 3, 2026, 9:45 AM EDT
Recruiting No phase listed Observational

Specimen Collection from Patients with Non-Hematologic Cancer for Use in Development of a Liquid Biopsy Assay

NCT02586389
View directory record Official record
Conditions
Non-hematologic Cancer
Interventions
Not listed
Lead sponsor
Sequenom, Inc.
Industry
Eligibility
18 Years and older
Enrollment
3,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2027
U.S. locations
1
States / cities
Boise, Idaho
Source: ClinicalTrials.gov public record
Updated Oct 15, 2024 · Synced Sep 3, 2026, 9:45 AM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Predicitve Use of Spot Urine Protein/Creatinine Ratios in Preeclampsia

NCT00870428
View directory record Official record
Conditions
Preeclampsia
Interventions
Not listed
Lead sponsor
MemorialCare
Other
Eligibility
18 Years and older · Female only
Enrollment
117 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2009
U.S. locations
1
States / cities
Long Beach, California
Source: ClinicalTrials.gov public record
Updated Mar 26, 2009 · Synced Sep 3, 2026, 9:45 AM EDT
Withdrawn No phase listed Observational

Collection of Biospecimen & Clinical Information in Patients w/ Gastrointestinal Cancers

NCT01031056
View directory record Official record
Conditions
Gastrointestinal Neoplasms, Gynecologic Cancers, Gynecologic Cancers Cervical Cancer, Gastric (Stomach) Cancer, Gastro-Esophageal(GE) Junction Cancer, Gastrointenstinal Stromal Tumor (GIST), Colon/Rectal Cancer, Colon/Rectal Cancer Colon Cancer, Colon/Rectal Cancer Rectal Cancer, Colon/Rectal Cancer Anal Cancer, Anal Cancer, Hepatobiliary Cancers, Hepatobiliary Cancers Liver, Pancreatic Cancer
Interventions
Blood Draw, Frozen Tumor Specimens
Procedure
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2099
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated May 27, 2012 · Synced Sep 3, 2026, 9:45 AM EDT
Recruiting No phase listed Observational

Biospecimen Collection to Identify Gene Mutations for High Risk Pancreatic Cancer in Pediatric Patients, INSPPIRE 2 Study

NCT06651580
View directory record Official record
Conditions
Chronic Pancreatitis, Exocrine Pancreas Carcinoma, Recurrent Acute Pancreatitis
Interventions
Biospecimen Collection, Quality-of-Life Assessment, Questionnaire Administration
Procedure · Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
Up to 17 Years
Enrollment
1,600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
22
States / cities
Los Angeles, California • Oakland, California • Palo Alto, California + 17 more
Source: ClinicalTrials.gov public record
Updated Mar 3, 2026 · Synced Sep 3, 2026, 9:45 AM EDT
Completed No phase listed Observational

Collection of Tissue Blocks or Slides From Patients With Cancer

NCT02810405
View directory record Official record
Conditions
Tumor, Carcinogens, Neoplasm, Benign, Benign Neoplasms, Cancer
Interventions
Not listed
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
191 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2024
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 14, 2024 · Synced Sep 3, 2026, 9:45 AM EDT
Completed No phase listed Observational

Clinical and Laboratory Analysis of Familial Cancer

NCT02565004
View directory record Official record
Conditions
Cancer
Interventions
Not listed
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
10 Years and older
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated May 15, 2022 · Synced Sep 3, 2026, 9:45 AM EDT
Recruiting No phase listed Observational

Biospecimen Procurement for Head and Neck Disorders

NCT03429036
View directory record Official record
Conditions
Hearing Disorder, Oral Mucosal Disease, Pharyngeal Neoplasm, Head and Neck Neoplasms, Laryngeal Disease
Interventions
Not listed
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
3 Years to 120 Years
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2029
U.S. locations
9
States / cities
Washington D.C., District of Columbia • Baltimore, Maryland • Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 27, 2026 · Synced Sep 3, 2026, 9:45 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Comparing Specimen Collection Techniques to Screen for Sexually Transmitted Infections in Pregnant Women: A Pilot Study

NCT03877263
View directory record Official record
Conditions
Sexually Transmitted Diseases
Interventions
Endocervical swab for detection of STI, Vaginal swab for detection of STI
Diagnostic Test
Lead sponsor
OhioHealth
Other
Eligibility
16 Years and older · Female only
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Feb 4, 2021 · Synced Sep 3, 2026, 9:45 AM EDT
Terminated No phase listed Observational

Blood Sample Collection to Evaluate Biomarkers in Subjects With Untreated Hematologic Malignancies

NCT03727009
View directory record Official record
Conditions
Hematologic Malignancy
Interventions
Blood Sample Collection
Other
Lead sponsor
Exact Sciences Corporation
Industry
Eligibility
18 Years and older
Enrollment
409 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
35
States / cities
Fort Smith, Arkansas • Little Rock, Arkansas • Greenbrae, California + 32 more
Source: ClinicalTrials.gov public record
Updated Feb 2, 2021 · Synced Sep 3, 2026, 9:45 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Collection of Blood, Bone Marrow, Tumor, or Tissue Samples From Patients With Cancer to Study Drug Resistance

NCT00026663
View directory record Official record
Conditions
Renal Cell Carcinoma, Lung Carcinoma, Cervical Carcinoma
Interventions
Not listed
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
86 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2000 – 2024
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 30, 2024 · Synced Sep 3, 2026, 9:45 AM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

The Effect of Apple Cider Vinegar Supplementation on 24-hour Urine Chemistry in Adults

NCT07389226
View directory record Official record
Conditions
Kidney Stones, Urine Specimen Collection
Interventions
Apple Cider Vinegar
Dietary Supplement
Lead sponsor
University of Chicago
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 6, 2026 · Synced Sep 3, 2026, 9:45 AM EDT
Completed No phase listed Observational

ALCMI-006: A Prospective Biospecimen Collection Study From Patients With ROS1-Fusion Positive Tumors

NCT03497624
View directory record Official record
Conditions
ROS1-fusion Positive Tumor
Interventions
Biospecimens collection
Other
Lead sponsor
Addario Lung Cancer Medical Institute
Other
Eligibility
18 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
San Carlos, California
Source: ClinicalTrials.gov public record
Updated Sep 8, 2020 · Synced Sep 3, 2026, 9:45 AM EDT
Not yet recruiting No phase listed Observational

Collection of Biological Specimens and Associated Health Information

NCT06369441
View directory record Official record
Conditions
Cancer, Other Disease
Interventions
Not listed
Lead sponsor
Ovation.io, Inc.
Industry
Eligibility
18 Years and older
Enrollment
10,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2034
U.S. locations
1
States / cities
Portland, Maine
Source: ClinicalTrials.gov public record
Updated Apr 16, 2024 · Synced Sep 3, 2026, 9:45 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Prospective Collection of Female and Male Specimens for PANTHER® System Testing

NCT01638637
View directory record Official record
Conditions
Chlamydia Infections, Gonorrhea
Interventions
APTIMA Assays; PANTHER System
Device
Lead sponsor
Gen-Probe, Incorporated
Industry
Eligibility
16 Years and older
Enrollment
1,492 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
16
States / cities
Birmingham, Alabama • Los Angeles, California • San Francisco, California + 13 more
Source: ClinicalTrials.gov public record
Updated Oct 16, 2013 · Synced Sep 3, 2026, 9:45 AM EDT
Completed No phase listed Observational

Collecting and Storing Samples of Bone Marrow and Blood From Patients With Relapsed Acute Lymphoblastic Leukemia or Non-Hodgkin Lymphoma

NCT00897325
View directory record Official record
Conditions
Recurrent Adult Acute Lymphoblastic Leukemia, Recurrent Adult Non-Hodgkin Lymphoma, Recurrent Childhood Acute Lymphoblastic Leukemia, Recurrent Childhood Non-Hodgkin Lymphoma
Interventions
Cytology Specimen Collection Procedure, Laboratory Biomarker Analysis
Other
Lead sponsor
Children's Oncology Group
Network
Eligibility
Up to 30 Years
Enrollment
811 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2019
U.S. locations
168
States / cities
Birmingham, Alabama • Phoenix, Arizona • Tucson, Arizona + 119 more
Source: ClinicalTrials.gov public record
Updated Jan 17, 2020 · Synced Sep 3, 2026, 9:45 AM EDT
Completed No phase listed Observational

Collecting and Storing Samples of Blood and Tumor Tissue From Patients With Osteosarcoma

NCT00899275
View directory record Official record
Conditions
Osteosarcoma
Interventions
Cytology Specimen Collection Procedure
Other
Lead sponsor
Children's Oncology Group
Network
Eligibility
Not listed
Enrollment
957 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2023
U.S. locations
160
States / cities
Birmingham, Alabama • Phoenix, Arizona • Little Rock, Arkansas + 116 more
Source: ClinicalTrials.gov public record
Updated Oct 2, 2023 · Synced Sep 3, 2026, 9:45 AM EDT
Completed No phase listed Observational

Collecting and Storing Malignant, Borderline Malignant Neoplasms, and Related Samples From Young Patients With Cancer

NCT00898079
View directory record Official record
Conditions
Acute Undifferentiated Leukemia, Atypical Chronic Myeloid Leukemia, BCR-ABL1 Negative, Childhood Acute Lymphoblastic Leukemia, Childhood Acute Myeloid Leukemia, Childhood Chronic Myelogenous Leukemia, BCR-ABL1 Positive, Childhood Solid Neoplasm, Chronic Lymphocytic Leukemia, Hairy Cell Leukemia, Juvenile Myelomonocytic Leukemia, Mast Cell Leukemia, Neoplasm of Uncertain Malignant Potential, Prolymphocytic Leukemia, Secondary Acute Myeloid Leukemia, T-Cell Large Granular Lymphocyte Leukemia
Interventions
Cytology Specimen Collection Procedure
Other
Lead sponsor
Children's Oncology Group
Network
Eligibility
Up to 30 Years
Enrollment
2,545 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2018
U.S. locations
175
States / cities
Birmingham, Alabama • Phoenix, Arizona • Little Rock, Arkansas + 132 more
Source: ClinicalTrials.gov public record
Updated Jul 18, 2018 · Synced Sep 3, 2026, 9:45 AM EDT
Completed No phase listed Observational

Development of a Next Generation Sequencing (NGS) -Based Assay to Detect Preeclampsia Molecular Markers

NCT02808494
View directory record Official record
Conditions
Preeclampsia
Interventions
Not listed
Lead sponsor
Illumina, Inc.
Industry
Eligibility
18 Years and older · Female only
Enrollment
242 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
10
States / cities
Newark, Delaware • Boston, Massachusetts • New Brunswick, New Jersey + 6 more
Source: ClinicalTrials.gov public record
Updated Apr 28, 2022 · Synced Sep 3, 2026, 9:45 AM EDT