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GPC chromatograms of (a) mPEG-(OH)2, (b) mPEG-P(LA4-co-GA9)2, (c) mPEG-P(LA12-co-GA9)2, (d) mPEG-P(LA24-co-GA8)2, and (e) mPEG-P(LA45-co-GA15)2.
Abbreviations: GPC, gel permeation chromatography; mPEG, monomethoxy poly(ethylene glycol); P(LA-co-GA), poly(L-lactide-co-glycolide); Mn, number-average molecular weight; PDI, polydispersity index.
