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A polymer for protein, polypeptide or peptide drug delivery and a method for preparing the same, and a composition for sustained release of protein, polypeptide or peptide drug and a method for preparing the same
A polymer for protein, polypeptide or peptide drug delivery and a method for preparing the same, and a composition for sustained release of protein, polypeptide or peptide drug and a method for preparing the same
The present invention relates to a macromolecule for delivering protein, polypeptide or peptide drugs and to a production method for the same, as well as to a slow release composition for protein, polypeptide or peptide drugs comprising the same, and more specifically relates to a polylactic acid derivative compound of Chemical formula 1 of which the numerical average molecular weight is no more than 7000 daltons and to a production method for the same, as well as to a slow release composition for protein, polypeptide or peptide drugs using the same and to a production method for the same.
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