Blood serum containing specific antibodies against an antigen Antisera are used to confer passive immunity to many diseases Assay - Technique for measuring a biological response
Serum taken from an animal that has been immunized; mixture of several antibodies A single antigen will normally stimulate several different B-lymphocyte clones
The serum from a vertebrate that has been exposed to an antigen and which contains antibodies that react specifically with the antigen (Pl antisera ) (10)