Table 1 Particle size and zeta potential in different media.

Values represent means ± SD, n = 3.

NaH2PO4, pH 7.0VFS, pH4.2
Size (nm)PDIZeta potential
(mV)		Size (nm)PDIZeta potential
(mV)
NPs231.6 ± 15.00.254−7.29 ± 1.87232.8 ± 6.80.2471.22 ± 1.14
NPs-α4β7 Ab250.9 ± 3.00.328−0.01 ± 0.03262.5 ± 4.00.1671.68 ± 0.20