Table 2 Overview of Spearman’s rank coefficients to assess charge-dependent increase in ROS production following a 4 hour exposure to differently charged Au NPs

0

0

0

0

0.05

1^**

0.60

0.87^*

0.1

0.87^*

0.87^*

0.87^*

0.2

0.87^*

0.60

0.87^´*

0.4

1^**

1^**

0.87^*

0.8

1^**

0.87^*

−0.2