Not applicableUnknownNCT05682573What this trial is testingStudy on Immune Status of Patients With COVID-19Who this might be right forCOVID-19ImmunityLife Quality Qilu Hospital of Shandong University 500
Testing effectiveness (Phase 2)UnknownNCT04643561What this trial is testingUsing Travelan to Boost Immune Response in Vitro to COVID-19Who this might be right forCovid19 Hadassah Medical Organization 5
Not applicableLooking for participantsNCT04327570What this trial is testingIn-depth Immunological Investigation of COVID-19.Who this might be right forCoronavirus Infections Universitaire Ziekenhuizen KU Leuven 100
Not applicableUnknownNCT04905862What this trial is testingAssessment of Immune Response After Vaccination Against COVID-19 in Patients Treated With Renal Replacement TherapyWho this might be right forKidney Failure, ChronicCovid19Vaccine Reaction+1 more Medical University of Gdansk 180
Not applicableLooking for participantsNCT04579588What this trial is testingUnderstanding Immunity to the Flu Vaccine in COVID-19 PatientsWho this might be right forCorona Virus InfectionFlu VaccineImmunity Stanford University 230
Not applicableUnknownNCT05670275What this trial is testingMicroecology and Host Immunity in Patients With Severe COVID-19 InfectionWho this might be right forMicrobiome,Immune Function, Critically Ill Chinese PLA General Hospital 200
Not applicableUnknownNCT05038475What this trial is testingClinical and Immunological Responses After SARS-CoV-2 Infection Causing COVID-19Who this might be right forCovid19SARS-CoV2 InfectionOlfactory Disorder+3 more Association "Naso Sano" Onlus 100
Not applicableUnknownNCT04473131What this trial is testingImmune Profiling of COVID19-patients Admitted to ICUWho this might be right forCOVID-19 Hamad Medical Corporation 300
Post-approval studies (Phase 4)Study completedNCT05142319What this trial is testingEfficacy of Different COVID-19 Vaccine Combinations in Inducing Long-term Humoral Immunity [PRIBIVAC]Who this might be right forCOVID-19 Tan Tock Seng Hospital 326
Not applicableStudy completedNCT04858568What this trial is testingImmune Responses to COVID-19 Vaccination in Lymphoma PatientsWho this might be right forClassical Hodgkin LymphomaDiffuse Large B Cell LymphomaPrimary Mediastinal B Cell Lymphoma+10 more University Hospital Southampton NHS Foundation Trust 592
Not applicableUnknownNCT04390269What this trial is testingImmunogenetics Predictors With COVID-19Who this might be right forGenetic Predisposition to Disease Mansoura University 200
Not applicableStudy completedNCT04847596What this trial is testingStudy to Assess Response to COVID-19 Vaccine in Multiple Sclerosis Participants Treated With OfatumumabWho this might be right forRelapsing Multiple Sclerosis Novartis Pharmaceuticals 25
Post-approval studies (Phase 4)Study completedNCT04348370What this trial is testingBCG Vaccine for Health Care Workers as Defense Against COVID 19Who this might be right forCoronavirusCoronavirus InfectionCoronavirus as the Cause of Diseases Classified Elsewhere Texas A&M University 659
Not applicableLooking for participantsNCT06902194What this trial is testingTo Evaluate Mucosal and Systematic Immune Response to Acute Respiratory Tract Infections of South African ChildrenWho this might be right forRespiratory Tract Infections (RTI)Mucosal Immunity Desmond Tutu TB Centre 250
Not applicableStudy completedNCT05268679What this trial is testingCovid-19 Vaccine Response in Heart Transplant RecipientsWho this might be right forHeart TransplantationCOVID-19 Virus InfectionCOVID-19 Vaccine Assistance Publique - Hôpitaux de Paris 190
Not applicableStudy completedNCT05171803What this trial is testingInvestigating Immune Escape by SARS-CoV-2 VariantsWho this might be right forCOVID-19; Immunity University of California, Los Angeles 38
Not applicableStudy completedNCT04741386What this trial is testingThe REnal Patients COVID-19 VACcination Immune Response (RECOVAC IR) StudyWho this might be right forCovid19Chronic Kidney Diseases University Medical Center Groningen 854
Not applicableStudy completedNCT04334954What this trial is testingSARS-COV2 Pandemic Serosurvey and Blood SamplingWho this might be right forSARS-COV2 Virus National Institute of Allergy and Infectious Diseases (NIAID) 11,363
Not applicableUnknownNCT04920357What this trial is testingImmune Response to Vaccination Against Covid-19, a Follow up StudyWho this might be right forVaccination; InfectionCovid19 Umeå University 3,000
Not applicableStudy completedNCT05338736What this trial is testingHumoral and Cellular Immunity in First-cycle SARS-CoV-2 Vaccinated COVID-19 PatientsWho this might be right forSARS CoV 2 InfectionCOVID-19 University Magna Graecia 45