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. 2014 May 7;9:1957–1965. doi: 10.2147/IJN.S57048

Figure 4.

Figure 4

SEM images of morphology of BSA-loaded microspheres with benzyl alcohol in the solidification step (A) and without benzyl alcohol in the external water phase in the emulsification step (B).

Abbreviations: BSA, bovine serum albumin; SEM, scanning electron microscopy.