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Characterizations of the BNNS and BNNS–PEI complexes.
Notes: (A) Dispersed BNNS and BNNS–PEI complexes in PBS after statically placed for 24 hours. (B) Hydrodynamic diameters distribution of BNNS and BNNS–PEI complexes in PBS.
Abbreviations: BNNS, boron nitride nanospheres; PBS, phosphate-buffered saline; PEI, polyethyleneimine.
