Antibodies directed against Marburg I polymorphism of factor VII-activating protease (FSAP), their production and use.

Peptide consisting of 5-25 amino acids, preferably 5 to 20 amino acids, very particularly preferably 10 to 15 amino acids, which comprises the amino acid sequence Cys-Glu-Glu- Lys-Arg (SEQ ID NO . 1), but consists of the amino acid sequence Ser-Thr-Lys-Lys-Leu-Ser- Glu-Cys-Glu-Lys-Arg-Ile-Gly-Asp-Glu-Leu-Asp-Ser-Asn -met.