immunoglobulin M

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Thân thiện
Definition
  1. Noun:
    • A type of antibody: Immunoglobulin M is one of the five primary classes of antibodies (immunoglobulins) found in the blood and lymph fluid of vertebrates.
    • First responder in infection: It is the first antibody to be produced by the immune system in response to an initial exposure to a new antigen, such as a bacterium or virus.
    • Activator of further immune response: It plays a crucial role in activating the complement system and stimulating the production of other antibodies, specifically immunoglobulin G.
Usage Examples
  • Noun:
    • A high level of immunoglobulin M in the blood can indicate a recent or active infection.
    • The test confirmed the presence of specific immunoglobulin M against the virus.
    • Immunoglobulin M is a large, pentameric molecule that is effective at agglutinating pathogens.
Advanced Usage
  • "IgM": This is the standard abbreviation for immunoglobulin M, commonly used in medical and scientific literature.
    • The patient's IgM titers were elevated, suggesting a primary immune response.
  • "IgM antibody": A specific term used to denote an antibody of the IgM class.
    • The assay detects IgM antibodies to the dengue virus.
Variants and Related Words
  • IgM (n): The standard abbreviation for immunoglobulin M.
  • Immunoglobulin (n): The general term for a class of glycoprotein antibodies. Immunoglobulin M is a specific subclass.
  • Antibody (n): A protein produced by the immune system to neutralize pathogens. Immunoglobulin M is a type of antibody.
Synonyms
  • IgM: The direct abbreviation.
  • Primary antibody: In the context of the initial immune response, though this is a functional description rather than a perfect synonym.
Related Phrases
  • IgM deficiency: A medical condition characterized by low levels of immunoglobulin M.
    • The child was diagnosed with selective IgM deficiency.
  • IgM serology: The detection and measurement of IgM antibodies in blood serum for diagnostic purposes.
    • IgM serology is crucial for diagnosing acute-phase infections.
Noun
  1. one of the five major classes of immunoglobulins; involved in fighting blood infections and in triggering production of immunoglobulin G

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