| 摘要 |
A peptide having the formula: A-B-C wherein A is a hydrogen atom, Glu, Phe Glu-, Phe Phe Glu- or an amino acid sequence as shown by SEQ ID NO:1 in the Sequence Listing, B is an amino acid sequence as shown by SEQ ID NO:2, and C is a hydroxyl group, Glu, -Glu Ile, -Glu Ile Ile or an amino acid sequence as shown by SEQ ID NO:3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 or 16, and containing from 6 to 25 amino acids; or its salt.
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