renal biopsy specimens were examined by immunofluorescence microscopy , using antisera against fibrinogen/fibrin reactive antigen ( fra ) , cross-linked fibrin degradation products ( xl-fdp ) , fibronectin ( fn ) , factor xiii-subunit a ( f-xiiia ) , plasminogen ( plg ) , alpha 2-plasmin inhibitor ( alpha 2-pi ) and gpiib-iiia .
C0015982
fibrin
C0163275
fibrin degradation