| 摘要 |
Novel tetradecapeptides having the following sequence were found to have potent mitogenic activity for machropage-like cells: H-Tyr-Pro-Pro-X-Asn-Lys-Asn-Phe-Thr-Glu-Asn-Asp-Leu-Leu-OH, wherein X=Trp or Tyr, or the physiologically acceptable salts, esters or amides thereof. |
