See Also: Opsonin(medicine)
Opsonin(health)
opsonin(dictionary)
immune opsonin(medicine)
normal opsonin(medicine)
gono-opsonin(medicine)
thermostable opsonin(medicine)
common opsonin(medicine)
thermolabile opsonin(medicine)
thermostable opsonin test(medicine)

opsonin (iou)



opsonin noun. E20.
[from Latin opsonare buy provisions, cater, from Greek opsonein: see -IN1.]
Medicine & Bacteriology. A substance (often an antibody) in blood plasma which combines with foreign cells and makes them more susceptible to phagocytosis.
op'sonic adjective of or pertaining to opsonins; produced by or involving opsonins: E20.
opsoni'zation noun the process of opsonizing cells etc. E20.
opsonize verb trans. make more susceptible to phagocytosis E20.
opsonocyto'phagic adjective (now rare) opsonic; spec. designating or pertaining to a test of immunity involving opsonic phagocytosis: E20.