Figure 3.

SEM images of calpain inhibitor I nanocrystals. The nanocrystals were prepared using mesh with aperture sizes of 4.0 (a), 5.5 (b), and 7.0 μm (c).

Baba and Nishida Nanoscale Research Letters 2012 7:436   doi:10.1186/1556-276X-7-436
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