1) Blood serum 2) Counterpoison 3) Immunity provider 4) Pathogen combatant 5) Serum 6) Snakebite treatment 
Antiserum (plural: antisera) is blood serum containing polyclonal antibodies and is used to pass on passive immunity to many diseases. Passive antibody transfusion from a previous human survivor used to be the only known effective treatment for Ebola infection (but with little success rate). Antisera are widely used in diagnostic virology laborato...
The serum from a vertebrate that has been exposed to an antigen and which contains antibodies that react specifically with the antigen. (Pl. 
<haematology, immunology> Serum containing immunoglobulins against specified antigens. ... (13 Jan 1998) ... 
(an″tĭ-se´rәm) a serum containing antibodies, such as one obtained from an animal that has been subjected to the action of antigen either by injection into the tissues or blood or by infection. See also immunity and immunization. Called also immune serum. a reagent source of antibody, ofte...
Serum containing immunoglobulins against specified antigens.
Type: Term Pronunciation: an′tē-sē′rŭm Definitions: 1. Polyclonal 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 with an antigenic material or from the blood of animals...
(an;tu1-sir;um) A serum that contains specific antibodies.
An antibody product usually made by immunizing an animal against a specific disease process and then harvesting and processing blood serum for the antibodies.
Serum that contains high levels of antibodies specific for a particular antigen of interest.
[n] - blood serum containing antibodies against specific antigens
serum obtained from an animal containing antibodies against a particular antigen that was artificially introduced to the animal
noun blood serum containing antibodies against specific antigens; provides immunity to a disease
a serum containing antibodies, as antitoxins or agglutinins, obtained by inoculation of animals and used for injection into other animals to provide immunity to a specific disease.