Serum that contains demonstrable antibody or antibodies specific for one (monovalent or specific antiserum) or more (polyvalent antiserum) antigens; may be prepared from the blood of animals inoculated parenterally (under certain conditions) with an antigenic material or from the blood of animals and persons that have been stimulated by natural contact with an antigen (as in those who recover from an attack of disease). Syn: immune serum.

blood group antiserums

heterologous antiserum

homologous antiserum

monovalent antiserum

nerve growth factor antiserum

NGF antiserum

polyvalent antiserum

specific antiserum