idioheterolysin

[ ĭd′ē-ō-hĕt′ə-rŏlĭ-sĭn, -rō-līsĭn ]

n.

An idiolysin occurring in the blood of one species, but capable of combining with the red blood cells of another species, thereby causing hemolysis when complement is present.

Words nearby idioheterolysin