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. Author manuscript; available in PMC: 2010 Mar 17.
Published in final edited form as: J Vac Sci Technol B Microelectron Nanometer Struct Process Meas Phenom. 2009;27(6):2795–2800. doi: 10.1116/1.3258146

Fig. 7.

Fig. 7

SEM images showing (a) the SU-8 hollowed cuboid base and (b) the nanoporous microcontainer lid (modified with permission from Ref. 18). (c) Encapsulated islet shows uptake of the molecular dye FM 4-64, suggesting adequate device porosity for the transport of nutrients, secretagogues, and hormones necessary for cell survival and function.