CCDs
Cross-reactive carbohydrate determinants describe protein-linked carbohydrate structures responsible for the phenomenon of cross-reactivity of sera from allergic patients towards a wide range of allergens from plants and insects.
Is an infectious disease caused by novel severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). SARS-CoV-2 is the third zoonotic coronavirus to be identified (after SARS-CoV and MERS-CoV). The immune response by humans to CoV-2 virus occurs as a combination of cell-mediated immunity and antibody production.