Patent ID: 8354374

Claim:
Peptides, in salt form or non-salt form, with the general formula L 1 -X 1 -X 2 -X 3 -X 4 , wherein: L 1 is acyl, Glu, Gln, said Glu and Gln being optionally N-acylated or N-alkylated and/or Cα-alkylated, Pro, hydroxy-Pro, Azt, Pip, pGlu, said pGlu being optionally N-acylated and/or Cα-alkylated, Aib, Ac3c, Ac4c, Ac5c or Ac6c, said Aib, Ac3c, Ac4c, Ac5c or Ac6c being optionally N-acylated or N-alkylated; X 1 and X 3 , which are equal or different, optionally N-alkylated and/or Cα-alkylated, are selected from Arg, Orn, Lys, and phenylalanine substituted in the meta or para positions with an amine or guanidine group; X 2 is chosen from among Glu, Lys, said Glu and Lys being optionally N-alkylated and/or Cα-alkylated, Aib, Ac3c, Ac4c, Ac5c and Ac6c, said Aib, Ac3c, Ac4c, Ac5c and Ac6c being optionally N-alkylated; X 4 is chosen from among Phe, h-Phe, Tyr, Trp, 1-Nal, 2-Nal, h-1-Nal, h-2-Nal, Cha, Chg and Phg, said Phe, h-Phe, Tyr, Trp, 1-Nal, 2-Nal, h-1-Nal, h-2-Nal, Cha, Chg and Phg being optionally amidated and/or Cα-alkylated, with the proviso that when X 1 is Arg, X 2 is Glu, X 3 is Lys and X 4 is Tyr, L 1 cannot be Pro.