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. 2019 Aug 6;6:63. doi: 10.3389/fmolb.2019.00063

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Copyright © 2019 Gupta and Chhibber.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Histological and pathological observations for mice intravenously injected with 14.4 μg neat AgNPs and AgNP-AiiA complex. Each mouse was sacrificed after 48 h of injection and tissue samples of liver, kidney, spleen and lung were collected. (A) The representative image of liver. The scale bar in the image represents 100 μm. (a) Enlarged view of Kupffer cells. (B) Morphological observation of kidney. (b) Enlarged view of glomerulus. (C) Spleen showing red pulp and white pulp. (D) Lung showing bronchiole and alveoli.