Not applicableStudy completedNCT04348422What this trial is testingEvaluating the Immune Response for COVID-19Who this might be right forCOVID-19 Assaf-Harofeh Medical Center 214
Not applicableStudy completedNCT04590352What this trial is testingMucosal Immunity Against SARS-CoV-2 Infection in COVID-19 PatientsWho this might be right forSARS-CoV-2 Infection Radboud University Medical Center 187
Not applicableUnknownNCT06142279What this trial is testingDevelopment and Qualification of Methods for Analyzing the Mucosal Immune Response to COVID-19Who this might be right forCertain Disorders Involving the Immune Mechanism University Hospital, Tours 240
Not applicableEnrolling By InvitationNCT06401720What this trial is testingAge Related Differences in Respiratory Immune Responses in Influenza Virus InfectionWho this might be right forInfluenza A InfectionInfluenza B Virus InfectionSARS CoV 2 Infection+1 more Karolinska Institutet 800
Not applicableActive Not RecruitingNCT05078905What this trial is testingVaccine Responses to SARS-CoV-2 and Other Emerging Infectious DiseasesWho this might be right forCOVID-19VaccinationHealthy Volunteer National Institute of Allergy and Infectious Diseases (NIAID) 103
Not applicableEnded earlyNCT05142501What this trial is testingObservation of the Immune Response After COVID-19 Additional Vaccine Doses in Chronic Patients in Hemodialysis TherapyWho this might be right forChronic Kidney DiseasesCOVID-19Hemodialysis Fresenius Medical Care Deutschland GmbH 23
Not applicableUnknownNCT05689177What this trial is testingHumoral Immunity Study After a Booster Dose of Soberana Plus (FINLAY-FR-1A) Vaccine Against COVID-19Who this might be right forHumoral Immunity Gomel State Medical University 100
Not applicableLooking for participantsNCT04392401What this trial is testingCOVID-19 - Study of the Kinetics of the Immune Response During the Intensive Care Unit Stay in Adult Patients Infected With SARS-CoV-2: Multicentric Non Interventional StudyWho this might be right forIntensive Care UnitSARS-Cov-2 Hospices Civils de Lyon 200
Early research (Phase 1)UnknownNCT05007275What this trial is testingDetermine Safety and Immunogenicity of the Candidate COVID-19 Vaccine AZD1222 Delivered by Aerosol in Healthy Adult VolunteersWho this might be right forCovid19SARS-CoV-2 Infection Imperial College London 28
Early research (Phase 1)Study completedNCT04773665What this trial is testingSafety, Tolerability, and Immunogenicity of the COVID-19 Vaccine Candidates VBI-2902a and VBI-2905aWho this might be right forCovid19 VBI Vaccines Inc. 114
Not applicableStudy completedNCT05475067What this trial is testingFever Tracking StudyWho this might be right forCore Body Temperature in Healthy SubjectsImmune Response to mRNA COVID-19 Vaccination University Hospital, Basel, Switzerland 61
Large-scale testing (Phase 3)Study completedNCT04611802What this trial is testingEvaluate the Efficacy, Immune Response, and Safety of a COVID-19 Vaccine in Adults ≥ 18 Years With a Pediatric Expansion in Adolescents (12 to<18 Years) at Risk for SARS-CoV-2Who this might be right forSARS-CoV InfectionCovid19 Novavax 33,000
Not applicableStudy completedNCT04437719What this trial is testingProspective Cohort Study to Describe the Clinical Characteristics of COVID-19, the Acquired Immune Response and the Biological and Clinical Parameters of Patients Followed in Oncology by the Saint-Joseph Hospital Group for a Period of 6 Months During the COVID-19 PandemicWho this might be right forOncologyCOVID-19 Fondation Hôpital Saint-Joseph 34
Not applicableStudy completedNCT05589233What this trial is testingCOVID-19 Vaccination AZV 2021-2023Who this might be right forCOVID-19VaccinationImmunity+1 more University Hospital Hradec Kralove 3,000
Not applicableUnknownNCT05052424What this trial is testingImmun Response in Children With MIS-CWho this might be right forMIS-C Multisystem Inflammatory Syndrome in Children University of Cologne 20
Post-approval studies (Phase 4)Ended earlyNCT05075538What this trial is testingCOVID-19: Immune Response in Patients With Cancer Undergoing mRNA Vaccination Against SARS-CoV-2Who this might be right forCancer Jules Bordet Institute 152
Not applicableUnknownNCT04987554What this trial is testingGlycophosphopeptical AM3 A Potential Adjuvant in the Treatment of SARS-CoV-2Who this might be right forSARS-CoV-2 Infection University of Valladolid 120
Post-approval studies (Phase 4)Study completedNCT04414267What this trial is testingBacillus Calmette-guérin Vaccination to Prevent COVID-19Who this might be right forCOVID-19Virus DiseasesCorona Virus Infection+2 more Hellenic Institute for the Study of Sepsis 301
Not applicableUnknownNCT05429047What this trial is testingPriming of the NEonatal Immune System by Transfer of Maternal ImmunityWho this might be right forCOVID-19Maternal Vaccine ExposureRespiratory Infections in Children Hannover Medical School 560
Post-approval studies (Phase 4)Study completedNCT05168709What this trial is testingInvestigating COVID-19 Vaccine Immunity in Children in the Melbourne Infant Study of BCG for Allergy and Infection ReductionWho this might be right forCOVID-19Vaccine ReactionImmunization; Infection Murdoch Childrens Research Institute 51