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. 2019 Dec 2;14:9453–9467. doi: 10.2147/IJN.S224579

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© 2019 Zhao et al.

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Fluorescence image observations. (A) Fluorescence image observations of the RITC-labeled (PEI-SA)HA/PC incubated with the SKOV3 cells for 0, 1, 4 and 8 hrs. (B) Fluorescence image observations of the FITC-labeled (PEI-SA)HA/PC incubated with the SKOV3 cells for 0, 1, 4 and 8 hrs. ×200 magnification.