Table 3.

Ratios of lysine linker residues on the nanodiamonds (NDs) per base pair of genetic material, as calculated from surface loading measurements

Weight ratio of fNDs:genetic material	Calculated lysine linker per pDNA base pair ratio	Calculated lysine linker per siRNA base pair ratio
1:1	1.1	1.1
5:1	NR	5.4
6:1	6.6	NR
10:1	11	11
20:1	22	22
30:1	33	32
40:1	44	43
50:1	55	54

Abbreviations: fNDs, lysine-functionalized nanodiamonds; pDNA, plasmid DNA; siRNA, small interfering RNA; NR, not reported.