Bioactive peptides

(57) Amino acid of the oleophilicity invention / summary book] in one piece or the 嵩 quantity of non-heredity beyond it, And 7 which has a cationic 残 machine which has the ester, amide, salt, and its circular derivative one piece or more or the amount body cell toxicity peptide of 25, And the use as an anti-microbe agent or an anti-tumor agent is offered especially as the production method of such peptide, the medicine composites containing them, and those medicines.