POLYPEPTIDE, PHARMACEUTICAL COMPOSITION CONTAINING IT AND ITS USE

摘要

Disclosed are polypeptides of general formula (I), wherein A is H or Phe, B is Phe or Trp and C is Ile, Leu or Ser, which are effective as natural lung surfactants. The said polypeptides can be produced in large amounts, in high purity and can be used for production of pharmaceutical preparation for treatment of respiratory illness syndrome in babies born untimely and adults.