O1P3S1O1N1I1F4I1E1S1
15 points
OPSONIFIES is validvalid
OPSONIFY, to opsonize [v]
OPSONIFY, to form opsonins in, a substance of blood serum making bacteria vulnerable to phagocytic action [v]
OPSONIFY, to opsonize [v]
OPSONIFY, to form opsonins in, a substance of blood serum making bacteria vulnerable to phagocytic action [v]