28130
Bioevaluation using T47 - D breast cancer cells confirmed internalization of magnetic polymeric nanoparticles ( MNPs ) and their intracellular localization in various subcellular compartments , depending on presence / absence of external magnetic field .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
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