• Definition for "opsonin"
    • An antibody or product of complement activation in…
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  • Sentence for "opsonin"

opsonin definition

  • noun:
    • An antibody or product of complement activation in blood serum that creates micro-organisms or any other international cells to become much more at risk of the action of phagocytes.
    • Any antibody which causes an invading species become more susceptible to phagocytosis
    • A hypothetical compound, present in blood-serum, where the phagocytic activity associated with leucocytes depends.
    • an antibody in bloodstream serum that connects to invading microorganisms and other antigens to make them much more prone to the activity of phagocytes
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