The hallmarks of COVID-19 are higher pathogenicity and mortality in the elderly compared
to children. Examining baseline SARS-CoV-2 cross-reactive immunological responses …

Importance The immune response in children with SARS-CoV-2 infection is not well
understood. Objective To compare seroconversion in nonhospitalized children and adults …

Analysis of convalescent plasma derived from individuals has shown that IgG3 has the most
important role in binding to SARS-CoV-2 antigens; however, this has not yet been confirmed …

Summary Background Gam-COVID-Vac (SPUTNIK V) has been granted emergency use
authorization in 70 nations and has been administered to millions worldwide. However …

Respiratory tract infection with SARS-CoV-2 results in varying immunopathology underlying
COVID-19. We examine cellular, humoral and cytokine responses covering 382 immune …

High-risk groups, including Indigenous people, are at risk of severe COVID-19. Here we
found that Australian First Nations peoples elicit effective immune responses to COVID-19 …

Immunocompromised hematology patients are vulnerable to severe COVID-19 and respond
poorly to vaccination. Relative deficits in immunity are, however, unclear, especially after 3 …

Summary The Middle East respiratory syndrome (MERS) is a respiratory disease caused by
MERS coronavirus (MERS-CoV). In follow up to a phase 1 trial, we perform a longitudinal …

Pregnancy poses a greater risk for severe COVID-19; however, underlying immunological
changes associated with SARS-CoV-2 during pregnancy are poorly understood. We defined …

Serological assays are useful in investigating the development of humoral immunity against
SARS-CoV-2 in the context of epidemiological studies focusing on the spread of protective …