using a micro-electroimmune assay , the concentration of polymorphonuclear leucocyte neutral collagenolytic protease , serum-albumin , alpha-1-antitrypsin and alpha-2-macroglobulin were measured in the tear fluid from 18 eyes of 16 patients with severe , melting corneal ulcers .
C0015392
eyes
C0010043
corneal ulcers