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. 2016 Dec 22;7(1):80–90. doi: 10.1016/j.apsb.2016.09.006

Figure 2.

Fig. 2

Lung deposition of microparticles shown by the 2D images (a), 3D images (b), and lung tissue section images (c, 100×) of conventional intact Cy7-loaded PLGA microparticles (A) and Cy7-loaded PLGA LPMPs (B) after pulmonary administration to the rats for 2 h. The arrows and circle in the images (c) show the deposited microparticles in lung tissues.