Which of the following statements are true about PEG?
A) PEG stands for Polyethyleneglycol
B) The most common method for prolonging the circulation and improving the biocompatibility of nanocarriers is to cover their surface with hydrophilic polymers,such as polyethylene glycol (PEG) .
C) Introduction of PEG blocks in nanocarriers decreases their opsonization and their clearance by MPS (mononuclear phagocyte system) .
D) Despite its wide use in drug delivery,PEG is not approved by the FDA
E) In addition to its protective function,PEG is often used as a spacer arm to attach ligands to nanocarriers
Correct Answer:
Verified
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