29168
We apply highly porous poly ( ethylene glycol ) ( PEG ) microparticles and functionalize them introducing both sugar ligands for specific bacteria targeting and cationic moieties for electrostatic loading of superparamagnetic iron oxide nanoparticles .
 Chemical: poly ( ethylene glycol ); Chemical: PEG; Chemical: sugar; Chemical: iron oxide
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: poly ( ethylene glycol ); Chemical: PEG; Chemical: sugar; Chemical: iron oxide