Opsonic meaning

Opsonic refers to the ability of certain substances to enhance phagocytosis by white blood cells.


Opsonic definitions

Word backwards cinospo
Part of speech Opsonic is an adjective.
Syllabic division op-son-ic
Plural The plural of opsonic is opsonins.
Total letters 7
Vogais (2) o,i
Consonants (4) p,s,n,c

Opsonic, in the field of immunology, refers to a process where molecules or antibodies bind to the surface of a pathogen, such as a bacterium or virus, marking it for phagocytosis. This process enhances the ability of immune cells, such as macrophages and neutrophils, to recognize and engulf the pathogen.

Opsonic Function

Opsonization plays a crucial role in the immune response against infections. By coating pathogens with opsonins, the immune system can more effectively identify and eliminate these harmful invaders. This process not only helps in the removal of pathogens but also enhances the overall efficiency of the immune response.

Opsonins are proteins or antibodies that facilitate opsonization. Common opsonins include immunoglobulins like IgG and IgM, as well as complement proteins such as C3b. These molecules bind to specific receptors on immune cells, triggering phagocytosis and the destruction of the opsonized pathogens.

Opsonic Assays

Opsonic assays are used in research and clinical settings to measure the opsonic activity of serum or antibodies. These assays help evaluate the effectiveness of the immune response and can provide valuable information for vaccine development and disease diagnosis. By measuring the opsonic capacity of antibodies, researchers can assess their ability to target and neutralize pathogens.

In summary, opsonic mechanisms play a critical role in the immune system's ability to identify and eliminate pathogens. By enhancing phagocytosis through opsonization, the immune response becomes more efficient in combating infections. Understanding opsonic processes and their significance is essential in the fields of immunology and infectious disease research.

Opsonization and phagocytosis are interconnected processes that contribute to the body's defense against pathogens. By targeting and marking invaders, the immune system can effectively clear them from the body, preventing further infection and promoting overall health.


Opsonic Examples

  1. The opsonic effect enhances the ability of phagocytes to engulf bacteria.
  2. Opsonic antibodies can facilitate the clearance of pathogens from the body.
  3. Opsonic activity plays a crucial role in the immune response to infections.
  4. Researchers are studying the mechanisms of opsonic phagocytosis.
  5. Opsonic receptors on immune cells recognize specific markers on pathogens.
  6. Opsonic proteins help mark pathogens for destruction by immune cells.
  7. The opsonic process is essential for the body's defense against invading microbes.
  8. Opsonic opsonins bind to pathogens to facilitate their recognition by immune cells.
  9. Opsonic substances coat pathogens to make them more recognizable to phagocytes.
  10. Opsonic mechanisms play a key role in the clearance of infectious agents from the body.


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  • Updated 08/04/2024 - 06:02:20