NOVEL PEPTIDE, AND PLATELET AGGREGATION-INHIBITING AGENTS, BLOOD COAGUL ATION-INHIBITING AGENTS FOR EXTRACORPOREAL CIRCULATION, CELL ADHESION-INHIBITING AGENTS, TUMOR METASTASIS-INHIBITING AGENTS, AGENTS FOR PROTECTING PLATELET PREPARATIONS FOR BLOOD TRANSFUSION, PLATELET PREPARATIONS AND PLATELET PREPARATION PACKS FOR TRANSFUSION USING SAID NOVEL PEPTIDES

摘要

The present invention provides compounds or salts thereof, that are represented by the general formula (I): Pro-Ser-A-B-Asp-C-D,wherein A is an amino acid other than amino acids having a guanidino group at a side chain, B is an amino acid, C is an amino acid havinga hydrophobic group at a side chain and D is a hydroxy or an amino group. The compounds and salts thereof of the present invention areuseful since they have excellent platelet aggregation-inhibiting and blood coagulation-inhibiting activities and are highly safe.