blood serum

serum /se·rum/ (sēr´um) pl. serums, se´ra   [L.]

1. the clear portion of any liquid separated from its more solid elements.

2. blood s.

3. antiserum.

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antilymphocyte serum  (ALS) antiserum derived from animals immunized against human lymphocytes; a powerful nonspecific immunosuppressive agent that causes destruction of circulating lymphocytes.

antirabies serum  antiserum obtained from the blood serum or plasma of animals immunized with rabies vaccine; used for postexposure prophylaxis against rabies if rabies immune globulin is unavailable.

blood serum  the clear liquid that separates from blood when it is allowed to clot completely, and is therefore blood plasma from which fibrogen has been removed during clotting.

foreign serum  heterologous s.

heterologous serum 

1. that obtained from an animal belonging to species different from that of the recipient.

2. that prepared from an animal immunized by an organism differing from that against which it is to be used.

homologous serum 

1. that obtained from an animal belonging to the same species as the recipient.

2. that prepared from an animal immunized by the same organism against which it is to be used.

immune serum  antiserum.

polyvalent serum  antiserum containing antibody to more than one kind of antigen.

pooled serum  the mixed serum from a number of individuals.

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Blood serum

A component of blood.

Mentioned in: Bites and Stings

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blood serum.

See serum.

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blood serum

the residual fluid of blood after clotting has occurred. It is plasma after the fibrinogen has been removed. It contains solutes of proteins, electrolytes, waste products, dissolved gases, hormones, enzymes, antibodies and water.