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 24, 2026, 5:03 AM EDT

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

Showing 25–42 of 18 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Intervention: Specimen Donation Clear all
Completed Not applicable Interventional

Trial to Define the Benefits and Harms of Deceased Donor Kidney Procurement Biopsies

NCT03837522
View directory record Official record
Conditions
Kidney Transplant, Renal Transplant
Interventions
Procurement Biopsy: Frozen section, Procurement Biopsy: Permanent section
Diagnostic Test
Lead sponsor
St. Louis University
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
2
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Mar 29, 2023 · Synced Sep 24, 2026, 5:03 AM EDT
Recruiting No phase listed Observational

TSC Biosample Repository and Natural History Database

NCT05676099
View directory record Official record
Conditions
Tuberous Sclerosis, Lymphangioleiomyomatosis
Interventions
Phlebotomy, Buccal (cheek) swab, Genetic Testing, Tissue donation after routine clinical procedure
Procedure · Genetic · Other
Lead sponsor
National Tuberous Sclerosis Association
Other
Eligibility
Not listed
Enrollment
5,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2050
U.S. locations
24
States / cities
Birmingham, Alabama • Loma Linda, California • Los Angeles, California + 19 more
Source: ClinicalTrials.gov public record
Updated Jun 23, 2026 · Synced Sep 24, 2026, 5:03 AM EDT
Terminated No phase listed Observational

Whole Blood Biospecimen Collection for Subjects With Chronic Granulomatous Disease (CGD)

NCT05915897
View directory record Official record
Conditions
Chronic Granulomatous Disease
Interventions
Specimen Donation
Diagnostic Test
Lead sponsor
Sanguine Biosciences
Industry
Eligibility
18 Years to 85 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Woburn, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 17, 2024 · Synced Sep 24, 2026, 5:03 AM EDT
Terminated No phase listed Observational

Prospective Collection of Biospecimen in Pediatric Patients and Adult Guardians Diagnosed With Glycogen Storage Disease Type 1B (GSD1b)

NCT05915910
View directory record Official record
Conditions
Glycogen Storage Disease Type IB
Interventions
Specimen Donation
Diagnostic Test
Lead sponsor
Sanguine Biosciences
Industry
Eligibility
4 Years to 85 Years
Enrollment
6 participants
Timeline
2023 – 2024
U.S. locations
1
States / cities
Woburn, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 18, 2024 · Synced Sep 24, 2026, 5:03 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Aging, Geriatric Syndromes and Clonal Hematopoiesis

NCT02604563
View directory record Official record
Conditions
Geriatrics, Aged, Geriatric Syndromes, Cardiovascular Diseases
Interventions
Cognitive Assessment, Activities of Daily Living Questionnaire, Instrumental Activities of Daily Living, subscale of the OARS, Karnofsky Self-reported Performance Rating Scale, Number of Falls, Physical Health Section, subscale of the OARS, MOS Social Activity Survey, Unintentional Weight Loss, Peripheral Blood Draw, Buccal Swab, Heart Health and Smoking History from BRFSS questionnaire, Gait Speed, Grip Strength, Height and Weight measurements, Blood pressure measurement, Optional bone marrow biopsy, Blood draw for trauma measurements, Femur head donation, Knee bone fragments, Bone marrow aspirate
Other · Genetic · Procedure
Lead sponsor
Washington University School of Medicine
Other
Eligibility
50 Years and older
Enrollment
2,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2030
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jul 12, 2026 · Synced Sep 24, 2026, 5:03 AM EDT
Terminated No phase listed Observational

Characterization Of the Intestinal Microbiome Evolution After Kidney Transplant Donation or Receipt

NCT03043339
View directory record Official record
Conditions
Renal Transplant
Interventions
Stool Specimen Collection, Anal Swab Sampling, Short Diet Assessment (SDA), NHANES Dietary Screener Questionnaire (DSQ)
Other
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
2
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Jun 25, 2024 · Synced Sep 24, 2026, 5:03 AM EDT
Completed No phase listed Observational

AlloSure for the Monitoring of Antibody Mediated Processes After Kidney Transplantation

NCT04057742
View directory record Official record
Conditions
Kidney Transplant Failure and Rejection
Interventions
AlloSure ddcfDNA assay, AlloMap assay, Inflammatory Cytokines, Immune Cell Phenotypes
Diagnostic Test
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 75 Years
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Sep 2, 2024 · Synced Sep 24, 2026, 5:03 AM EDT
Completed Not applicable Interventional Results available

Hypothermic Machine Preservation-Phase 2

NCT01274520
View directory record Official record
Conditions
Liver Damage
Interventions
The Medtronic Portable Bypass System (PBS®)
Device
Lead sponsor
Columbia University
Other
Eligibility
18 Years to 90 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2014
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 26, 2020 · Synced Sep 24, 2026, 5:03 AM EDT
Completed No phase listed Observational

Pilot Study of the Effect of Weight Loss on Breast Tissue and Blood Biomarkers in Women at Increased Risk for Breast Cancer

NCT02681120
View directory record Official record
Conditions
Breast Neoplasms, Obesity
Interventions
Biopsy, Blood draw, Mammogram, MRI
Procedure
Lead sponsor
Tarah J Ballinger, MD
Other
Eligibility
18 Years to 75 Years · Female only
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
3
States / cities
Carmel, Indiana • Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Oct 13, 2021 · Synced Sep 24, 2026, 5:03 AM EDT
Withdrawn No phase listed Observational Accepts healthy volunteers

Effects of Thymoglobulin on Human B Cells

NCT02137876
View directory record Official record
Conditions
Acute Humoral Rejections, Chronic Humoral Rejections, Transplant
Interventions
Blood Draws
Procedure
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2018
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Mar 28, 2018 · Synced Sep 24, 2026, 5:03 AM EDT
Recruiting No phase listed Observational

Sleep and Circadian Rhythm Biomarkers of Postoperative Delirium

NCT06052397
View directory record Official record
Conditions
Delirium, Postoperative, Cognitive Decline, Dementia
Interventions
Not listed
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
70 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 13, 2026 · Synced Sep 24, 2026, 5:03 AM EDT
Terminated No phase listed Observational

Biomarker Identification for Bladder Cancer Patients

NCT02053662
View directory record Official record
Conditions
Bladder Cancer
Interventions
Sample Collection
Procedure
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Enrollment
179 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2023
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 20, 2025 · Synced Sep 24, 2026, 5:03 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Serial Phlebotomy in Voluntary Blood Donors

NCT02762422
View directory record Official record
Conditions
Atherosclerosis
Interventions
Phlebotomy
Other
Lead sponsor
NYU Langone Health
Other
Eligibility
40 Years to 70 Years
Enrollment
84 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 4, 2016 · Synced Sep 24, 2026, 5:03 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Immunological Profile Changes In Patients With Advanced Non-Small Cell Lung Cancer

NCT04187768
View directory record Official record
Conditions
Non Small Cell Lung Cancer, Non Small Cell Lung Cancer Metastatic, Healthy
Interventions
Not listed
Lead sponsor
Indiana University
Other
Eligibility
18 Years and older
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Jul 19, 2022 · Synced Sep 24, 2026, 5:03 AM EDT
Completed Phase 2 Interventional Results available

Red Blood Cell (RBC) Survival Following Transfusion in Infants

NCT00731588
View directory record Official record
Conditions
Neonatal Anemia
Interventions
Transfused Biotin RBCs - Adults Phase I, Transfused Biotin RBCs - Infants Phase II, Transfused Biotin RBCs - Infants Phase III
Biological
Lead sponsor
John A Widness
Other
Eligibility
1 Hour to 6 Months
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2018
U.S. locations
2
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Aug 12, 2021 · Synced Sep 24, 2026, 5:03 AM EDT
Terminated Not applicable Interventional

Pre-recovery Bedside Liver Biopsy in Brain Death Organ Donors

NCT01810640
View directory record Official record
Conditions
Brain Death, Liver Disease
Interventions
Percutaneous Liver Biopsy
Procedure
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
Not listed
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
2
States / cities
New Providence, New Jersey • Newark, New Jersey
Source: ClinicalTrials.gov public record
Updated May 12, 2015 · Synced Sep 24, 2026, 5:03 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Donors With Nephrolithiasis at the Time of Transplant Evaluation (DONATE). Long Term Follow-up.

NCT05519150
View directory record Official record
Conditions
Kidney Stones
Interventions
low dose radiation abdomen/pelvis CT scan (stone protocol), Blood draw, 24 hour urine collection
Diagnostic Test · Procedure · Other
Lead sponsor
Indiana University
Other
Eligibility
18 Years and older
Enrollment
85 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Mar 4, 2024 · Synced Sep 24, 2026, 5:03 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Babesia Testing in Blood Donors

NCT01528449
View directory record Official record
Conditions
Transfusion Transmitted Babesiosis
Interventions
B.microti diagnostic blood tests
Biological
Lead sponsor
Imugen
Industry
Eligibility
16 Years and older
Enrollment
90,116 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2014
U.S. locations
1
States / cities
Norwood, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 11, 2017 · Synced Sep 24, 2026, 5:03 AM EDT