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Table 2 Mean core diameter \(^{a}\) , hydrodynamic diameter and Zeta potential \(^{b}\) of gold nanospheres in the absence and presence of alendronate, memantine, and tobramycin

From: Hydrophilic gold nanospheres: influence of alendronate, memantine, and tobramycin on morphostructural features

Gold nanospheres

Core D. ± SD (nm)

Hydrodynamic D. ± SD (nm)

Zeta potential ± SD (mV)

AuNSs

9.58 ± 1.27

52.08 ± 3.54

− 24.56 ± 1.33

AuNSs with Alen (micro)

9.34 ± 1.07

58.94 ± 7.3

− 30.23 ± 3.61\(^{c}\)

AuNSs with Mema (nano)

–

64.99 ± 2.32

0.26 ± 0.25

AuNSs with Mema (micro)

9.59 ± 0.87

98.41 ± 1.05

0.53 ± 0.63

AuNSs with Tobr (nano)

10.01 ± 0.95

135.3 ± 4.75

− 23.63 ± 0.75

AuNSs with Tobr (micro)

9.90 ± 1.05

332.16 ± 38.54

− 1.64 ± 1.24

  1. \(^{a}\) The average core diameter was calculated from multiple HRTEM images
  2. \(^{b}\) The average hydrodynamic diameter and average Zeta Potential were calculated from three DLS metrics
  3. \(^{c}\) Unstable nanospheres, Zeta potential outside the range (− 30– +30 mV) are not stable