Table 2 Summary of particle diameter, PDI, and zeta potential of EDC/NHS activated carboxylate-modified FluoSpheres, PEGylated FluoSpheres and fluorescent nanoparticle probes of a 200-nm diameter.

From: Modular fluorescent nanoparticle DNA probes for detection of peptides and proteins

Stage in nanoparticle fabrication

Particle diameter (nm)

Polydispersity index (PDI)

Zeta potential (mV)

Activated Nanoparticle

335 ± 3.0

0.13

 − 46.9 ± 1.0

PEGylated Nanoparticle

367 ± 6.0

0.12

 − 17.3 ± 0.3

Fluorescent Nanoparticle Probe

367 ± 0.1

0.12

 − 21.1 ± 1.5

  1. Data are shown as means ± standard deviation.