Table 2.

Cell viability in multiwells (MW) and in microfluidic device (MFD) after 24 h of exposure with batch 24 nm and batch 13 nm NP

Au NP ml−1	MW	MFD
	Cell viability (batch 24 nm)
	(%)	(%)
(4.3 ± 0.5) × 1011	89.0 ± 0.4	93.2 ± 4.7
(1.3 ± 0.2) × 1012	39.0 ± 0.2	75.0 ± 3.7
	Cell viability (batch 13 nm)
	(%)	(%)
(5 ± 0.5) × 1011	67.7 ± 0.3	97.0 ± 4.8
(1.0 ± 0.2) × 1012	70.1 ± 5.9	91.2 ± 4.6