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APM stability under ascending pH.
Notes: (A) Size and PDI of APM in a range of pH conditions; (B) APM integrity shown after 1- or 2-month storage period; and (C) TEM of APM after 1-month storage are illustrated.
Abbreviations: APM, ALN-PEG-coated magnetite; PDI, polydispersity index; TEM, transmission electron microscopy; NaCl, sodium chloride; ALN, alendronate; PEG, polyethylene glycol.
