Patent ID: 7795220

Claim:
A biologically active peptide comprising the formula: (SEQ. ID. NO. 1) X 01 ValX 02 GluIleGlnLeuMetHisX 03 X 04 X 05 X 06 X 07; a fragment thereof consisting of amino acids 1-9, 1-10, 1-11, 1-12, or 1-13; a pharmaceutically acceptable salt thereof; or (d) an N- or C-derivative thereof; wherein: X 01 is an α-helix-stabilizing residue, Gly, Ser or Ala; X 02 is an α-helix-stabilizing residue, Ala or Ser; X 03 is Ala, Gln or Asn; X 04 is Arg, Har or Leu; X 05 is an α-helix stabilizing residue, Ala or Gly; X 06 is an α-helix stabilizing residue or Lys; X 07 is an α-helix stabilizing residue, Trp or His; wherein at least one of X 01 , X 02 , X 05 , X 06 or X 07 is an α-helix stabilizing residue, and wherein at least one of said α-helix stabilizing residues is Ac 4 c or Ac 6 c.