Table 1.

Influence of serum on hydrodynamic size of SNPs

Stock media	Groups	Hydrodynamic size (nm)
SNPs in DMEM	Serum-free DMEM DMEM +10% FBS	138.51±3.64 321.94±4.58
SNPs in DMEM after ultrasonication	Serum-free DMEM DMEM +10% FBS	137.99±3.67 200.76±13.78

Note: Values represent mean ± standard deviation (n=5).

Abbreviations: SNPs, silica nanoparticles; DMEM, Dulbecco’s Modified Eagle’s Medium; FBS, fetal bovine serum.