Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 5, 2026, 1:44 PM EDT

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Showing 1–5 of 5 matching trials from the live ClinicalTrials.gov search.
Conditions
Covid-19, Subjects Vaccinated Against Covid-19
Interventions
Change in SARS-CoV-2 Antibody Levels
Other
Lead sponsor
Dr. Sidney J. Stohs
Other
Eligibility
55 Years and older
Enrollment
10,000 participants
Timeline
2021 – 2024
U.S. locations
1
States / cities
Southlake, Texas
Completed No phase listed Observational Accepts healthy volunteers

MURDOCK Cabarrus County COVID-19 Prevalence and Immunity (C3PI) Study

NCT04424004
Conditions
COVID 19
Interventions
COVID-19 PCR and serology testing
Other
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Kannapolis, North Carolina
Conditions
COVID-19, Severe Acute Respiratory Syndrome (SARS), Coronavirus Infections
Interventions
COVID-19 convalescent plasma
Biological
Lead sponsor
Corewell Health East
Other
Eligibility
18 Years and older
Enrollment
71 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Royal Oak, Michigan
Conditions
Hematologic Disorders and Bone Marrow Failure, Hematopoietic Stem Cell Transplantation (HSCT) or Cellular Therapy (CART)
Interventions
COVID-19 serology IgG
Diagnostic Test
Lead sponsor
Henry Ford Health System
Other
Eligibility
18 Years to 80 Years
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Detroit, Michigan
Conditions
IgM and IgG in Blood
Interventions
Rapid antibody test
Other
Lead sponsor
Texas Cardiac Arrhythmia Research Foundation
Other
Eligibility
16 Years to 85 Years
Enrollment
500 participants
Timeline
2021 – 2022
U.S. locations
1
States / cities
Austin, Texas