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  Indian J Med Microbiol
 

Figure 5: Hematoxylin and eosin stained photomicrograph illustrating the histopathological changes in nasal mucosa. Arrow represents nasal mucosa changes after 2 h exposure to negative control (A, PBS pH 6.4), positive control (B, isopropyl alcohol), and nanoemulsion formulation (F9) (C) (Magnification 100–).

Figure 5: Hematoxylin and eosin stained photomicrograph illustrating the histopathological changes in nasal mucosa. Arrow represents nasal mucosa changes after 2 h exposure to negative control (A, PBS pH 6.4), positive control (B, isopropyl alcohol), and nanoemulsion formulation (F9) (C) (Magnification 100–).