under the same 25 degrees ( native ) conditions , plasmin and thrombin cleaved fibronectin and laminin into multiple specific fragments but did not produce a major cleavage of acid-extracted type iv collagen , pepsinized type iv collagen , or alpha a alpha b ( type v ) collagade fibronectin or any of the other bm components .
C0009333
type iv collagen
C0004799
bm