Table 1.

A summary of AuNP-mediated RDEE studies in the literature. AuNP concentrations reported are given, as well as the calculated: imaging density.” Table adapted with permission from ref. [32]. Copyright 2021 The Institute of Cancer Research.

AuNP Diameter (nm)	Reported AuNP Concentration	Standardised Density (mg/mL)	Reference
1.9	2.4 µM	1.0 × 10−1	[87]
1.9	0.24 µM	1.0 × 10−2
13	10 nM	1.3 × 10−1	[90]
30	2.4 mg/mL	2.4	[86]
??	36 µg/mL	3.6 × 10−2	[91]
14	7 × 109 NPs/mL	1.9 × 10−4	[92]
50	7 × 109 NPs/mL	8.8 × 10−3
74	7 × 109 NPs/mL	2.9 × 10−2
1.9	12 µM/500 µg/mL	5.0 × 10−1	[93]
2.7	0.5 mg/mL	5.0 × 10−1	[94]
14	1.25 nM	2.1 × 10−2	[95]
14	2.5 nM	4.2 × 10−2
14	5 nM	8.3 × 10−2
1.9	12 µM/500 µg/mL	5.0 × 10−1	[96]
1.9	12 µM/500 µg/mL	5.0 × 10−1	[97]
12	1 mM	1.0 × 104	[98]
7	5.5 µmol/mL	1.1 × 104	[99]
47	50 µM	3.1 × 104	[100]
10.8	15 µM	1.1 × 102	[101]
6.1	0.4 mM	5.5 × 102	[102]
6.1	1 mM	1.4 × 103
4.7	500 µM	3.1 × 102	[103]
14.8	1.5 µg/mL	1.5 × 10−3	[104]
14.8	15 µg/mL	1.5 × 10−2
1.9	0.25 mM	1.0 × 10	[105]
1.9	0.5 mM	2.1 × 10
1.9	1 mM	4.2 × 10
1.9	12 µM/500 µg/mL	5.0 × 10−1	[106]
13	20 nM	2.7 × 10−1	[107]
16	20 nM	5.0 × 10−1	[108]
49	20 nM	1.4 × 10
30	15 nM	2.5	[109]
<2	50 µg/mL	5.0 × 10−2	[85]
10.8	15 nM	1.1 × 10−1	[110]
4.8	0.05 mM	3.4 × 10	[111]
12.1	0.05 mM	5.4 × 102
27.3	0.05 mM	6.2 × 103
46.6	0.05 mM	3.1 × 104