Fig. 1. Synthesis of polysuccinimide (PSI) and polyaspartic acid (PSAP). (A) Thermal polycondensation of aspartic acid into polysuccinimide. (B) Ring-opening reaction of polysuccinimide to form poly(aspartic acid).

Korean J Physiol Pharmacol 2023;27:31-38 https://doi.org/10.4196/kjpp.2023.27.1.31

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