AWARD NUMBER: W81XWH-13-1-0277 TITLE: A Novel Approach for Effectively Treating SCI Pain, Improving Opioid Efficacy, and Preventing Opioid-Induced Constipation: Key Role of Toll-Like Receptor 4 (TLR4) PRINCIPAL INVESTIGATOR: Dr. Linda Watkins CONTRACTING ORGANIZATION: Regents of the University of Colorado Boulder, CO 80303 REPORT DATE: October 2014 TYPE OF REPORT: Annual PREPARED FOR: U.S. Army...

The short in vivo half-life of GLP-1 prevents it from being used clinically. This short half-life occurs because GLP-1 is rapidly degraded by dipeptidyl peptidases such as DPP-IV. To overcome this obstacle, a GLP-1/Fc was constructed and evaluated to determine if it was degraded by DPP-IV and in serum. When the degradation of GLP-1/Fc by human DPP-IV and rabbit serum was compared with that of G...