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Fig. 3 | Journal of Nanobiotechnology

Fig. 3

From: Development of a chitosan‐modified PLGA nanoparticle vaccine for protection against Escherichia coli K1 caused meningitis in mice

Fig. 3

Characterization of the VoNPs. a Scanning electron microscopy observation of the VoNPs. b Transmission electron microscopy observation of the VoNPs. c Atomic force microscopy observation of the VoNPs. d The size distribution of the VoNPs. e The distribution of the zeta potential of the VoNPs. The VoNPs presented as uniformly smooth spherical particles with good dispersion

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Journal of Nanobiotechnology

ISSN: 1477-3155

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