Table 2.

Total WBC and type of WBC counts in negatively charged SiO₂ NP-fed mice

WBC and members	NC	SiO2EN20(−)	SiO2EN100(−)
Total WBC, ×109/L	6.047±0.797	5.623±0.737	5.087±1.423
Neutrophil, ×109/L	0.762±0.247	0.690±0.220	0.775±0.327
Lymphocyte, ×109/L	5.060±0.721	4.768±0.526	4.138±1.057
Monocyte, ×109/L	0.172±0.056	0.153±0.041	0.137±0.031
Eosinophil, ×109/L	0.038±0.041	0.010±0.011	0.025±0.052
Basophil, ×109/L	0.010±0.011	0.000±0.000	0.008±0.012

Notes: Data are the mean ± standard deviation; n=5.

Abbreviations: WBC, white blood cell; SiO₂, silicon dioxide; NP, nanoparticle; NC, normal control; SiO₂^EN(−), negatively charged silicon dioxide.