Patent ID: 8067533

Claim:
A peptide of Formula IIa or IIb wherein X 17 denotes a residue OR 1 , wherein R 1 is hydrogen or (C 1 -C 10 )-alkyl, or a residue NR 2 R 3 , R 2 and R 3 being identical or different and denoting hydrogen or (C 1 -C 10 )-alkyl, or a residue -PEG 5-60K CONR 4 R 5 , R 4 and R 5 being identical or different and denoting hydrogen or (C 1 -C 10 )-alkyl, or a residue NH—CH(CONH 2 )—(CH 2 ) 4 —NH—CO—Y-PEG 5-60K , wherein Y may be an oxygen atom or an NH group, or a residue NH—Y—Z-PEG 5-60K , wherein Y denotes a chemical bond or a genetically coded amino acid from among the group of S, C, K or R, and Z denotes a spacer by way of which a polyethylene glycol (PEG)-residue is linked, or a physiologically acceptable salt thereof.