摘要 |
<p>KiSS-1 peptide or its salt can be industrially produced on a mass scale by subjecting a fused protein or peptide, wherein KiSS-1 peptide is ligated to the N-end of a protein or a peptide having cysteine at the N-end, to the reaction of cleaving the peptide bond in the amino acid side of the cysteine residue.</p> |