Patent ID: 7049285
Filing Date: 2006-05-23
Classification: C07K

Abstract:
1. A biologically active conjugate of the following formula: P and Q may be the same or different and independently represent a biocompatible polymer; t is an integer of 0 or 1; Y and Y′ may be the same or different and independently represent a peptide consisting of from 2 to 18 amino acid residues; k is an integer of 0 or 1; L represents aliphatic linking moiety or diaminocarboxylic acid; s is an integer of 0 or 1; n is an integer of 1 or 2; A and z is an integer of 1 or more as the number of polymers attached to the biologically active molecule, and wherein the conjugate is stable whereby the half-life of the biologically active molecule in the conjugate extends in vivo.