in its six combinations tripeptide amino acid construct alania phenylalanine and leucine in particular phenyl - alanine - alanine - leucine (p (l) aventela property to enhance the antiviral immunity and antitumorale

摘要

Tripeptides, which are synthesised from the three amino acids alanine, phenylalanine and leucine, and have antivirus and antitumour activity, and pharmaceutical compositions which contain these compounds, are described.