598770 Disclosed is an isolated antibody that binds a fibrin or fibrinogen γC domain, wherein said antibody comprises, individually, a light chain comprising amino acid sequences having at least 80% sequence identity to the sequences selected from RSSKSLLHSSGITYLS (SEQ ID NO:2), QMSNLAS (SEQ ID NO:3), and AQNLELPLT (SEQ ID NO:4) and a heavy chain comprising amino acid sequences having at least 80% sequence identity to the sequences selected from GYTFTSYWIH (SEQ ID NO:6), LIDPSDSYTNYNQKFRG (SEQ ID NO:7), and SDPTGC (SEQ ID NO:8); and having Mac-1 binding ability.