(immunology, of antibodies) Genetically engineered in order to express epitopes of different antigens.

(immunology) The mechanism by which an infectious organism changes its surface proteins in favor of circumventing a host immune response.

plural of antigenic variation

The process by which different strains of a virus or viruses combine to form a new subtype having a mixture of the surface antigens of the original strains.

(immunology) Any of the human leukocyte antigens (HLAs) which are the determinants of histocompatibility

(biochemistry) In the testing of cell surface antigens, an antigen that has a more refined or specific cell surface reaction relative to a broad antigen.(Example: HLA-B51 and HLA-B52 are split antigens of HLA-B5)

(biochemistry) In the testing of cell surface antigens, a serological specificity that is poor or broad relative to other specificities and can be defined as 2 or more split antigens.(Example: HLA-B51 and HLA-B52 are split antigens of the HLA-B5 broad antigen)

An antigen located on the surface of red blood cells, encoding a glycosylated membrane protein that is a non-specific receptor for several chemokines.

plural of Duffy antigen

plural of broad antigen