Immunoglobulin G Definition

noun
The most abundant class of antibodies found in blood serum and lymph and active against bacteria, fungi, viruses, and foreign particles. Immunoglobulin G antibodies trigger action of the complement system.
American Heritage
An antibody of this class.
American Heritage Medicine
Synonyms:

Immunoglobulin G Sentence Examples

  • An Fc receptor for human immunoglobulin G is located within the tegument of human cytomegalovirus.

  • In vivo immune evasion mediated by the herpes simplex virus type 1 immunoglobulin G Fc receptor.

  • When the body is infected with the rubella virus, it produces both immunoglobulin G (IgG) and immunoglobulin M (IgM) antibodies to fight the infection.

  • In CVID, immunoglobulin G (IgG) antibodies, one of several classes of antibodies, are either absent or produced in lower than normal numbers.

  • This is equivalent to 22 mg of the antibody immunoglobulin G (IgG) per kilogram of body weight.

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