Antibody Response Against SARS-CoV-2 in Dialysis Patients During COVID-19

Autoimmunity Contributes to the Severe Progression of COVID-19

NCT04967781 ·Status: COMPLETED

Antibodies and Immunity After Vaccination of Recovered Patients With COVID-19 and Long COVID-19 Symptoms

NCT05484700 ·Status: UNKNOWN

Immune Status SARS-CoV-2 in a Sample of a Tertiary Eye Health Centre

NCT04446338 ·Status: UNKNOWN

Are SARS-CoV-2 Specific Antibodies a Correlate for Protection?

NCT04469634 ·Status: COMPLETED ·Phase: NA

SARS-CoV-2 IgG and IgM Serologic Assays

NCT04562246 ·Status: COMPLETED

Characterization of the Immunometabolic Signature in Long COVID-19.

NCT05758480 ·Status: COMPLETED ·Phase: NA

Dynamics of the Immune Response to COVID-19 / Infection by SARS-CoV-2

NCT04655521 ·Status: COMPLETED

Study of Lymphopenia as a Specific Biomarker or Prognostic Risk Factor for Disease Severity in Elderly Patients With COVID-19

NCT04800731 ·Status: COMPLETED

COVID-19 Antibodies Among Healthcare Workers

NCT04425889 ·Status: COMPLETED

COVID-19 IgG Formation in Physicians at ALGH and Their Household Members

NCT04540484 ·Status: COMPLETED

Immune System Related Kidney Disease

NCT00001979 ·Status: RECRUITING

Monitoring the IgG/IgM Antibodies in COVID-19 Patients

NCT04810117 ·Status: COMPLETED

Multicenter Study Evaluating the Performance of the Assay of Anti-hinge Region Antibodies in the Diagnosis of Progressive Forms of IgA Nephropathy

NCT02526966 ·Status: COMPLETED ·Phase: NA

Humoral Immunity Against SARS-CoV-2 in Liver Transplanted Patients After COVID-19 in Comparison With Immunocompetent Patients

NCT04410471 ·Status: UNKNOWN

Soluble CD95 Ligand Role in the Pathophysiology of Antineutrophil Cytoplasmic Antibody (ANCA) Associated Vasculitis

NCT03698071 ·Status: COMPLETED ·Phase: NA

Prevalence and Clinical Significance of Anti-annexin A2 Antibodies in COVID-19 Infection

NCT05242159 ·Status: UNKNOWN

Persistence of Neutralizing Antibodies 6 and 12 Months After a Covid-19

NCT04543006 ·Status: UNKNOWN ·Phase: NA

Investigating Development of Autoimmunity in Post-Acute COVID-19 Syndrome (PACS)

NCT05459506 ·Status: UNKNOWN

Impact of COVID-19 on the Clinical Outcomes and Management of IgG4 Related Disease Patients

NCT04817553 ·Status: COMPLETED

Sustained Immunity to COVID-19 as Measured by SARS-CoV-2 Serology Assays

NCT04562285 ·Status: COMPLETED

Evaluating the Response of the Immune System of People with Long COVID (post SARS-CoV-2)

NCT05131594 ·Status: ENROLLING_BY_INVITATION

COVID-19 IgG Antibodies in the Serum of Recovered Patients

NCT04470414 ·Status: UNKNOWN

Study to Find the Percentage of Cases Retaining COVID-19 IgG Antibodies 45-65 After They Have Tested Positive

NCT04605952 ·Status: COMPLETED

Immunoadsorption vs. Sham Treatment in Post COVID-19 Patients With Chronic Fatigue Syndrome

NCT05954325 ·Status: COMPLETED ·Phase: NA

Understanding the Determinants of Mucosal Immunity and Optimizing the Diagnosis of Infection With SARS-CoV-2 Variants

NCT05858502 ·Status: RECRUITING ·Phase: NA