Viksnins Harris Padys Malen LLP
Semi-solid delivery systems
The invention provides semi-solid systems for delivering biologically active materials that include a polymer comprising 1) one or more polycaprolactone (PCL) units and 2) at least one or more polyethylene glycol (PEG) units; wherein at least one of said polycaprolactone units is conjugated to a PEG forming an acetal group.
Regents of the University of Minnesota
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Chun Wenshou
Wang Wang