A protein (immunoglobulin) that recognizes a particular epitope on an antigen and that facilitates clearance of the antigen. Membrane bound antibody is expressed by B cells as B cell receptor. Soluble antibody is produced by plasma cells.

« Back to Glossary Index
International Union of Immunological SocietiesUniversity of South AfricaInstitute of Infectious Disease and Molecular MedicineElizabeth Glazer Pediatric Aids FoundationStellenbosch University