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Fig. 4 | Nano Convergence

Fig. 4

From: Functionalized microneedles for continuous glucose monitoring

Fig. 4

(Reproduced with permission [110]. Copyright 2015, Springer Science + Business Media, LLC)

a Schematic of the porous MN-based intercellular swelling measurement system. b A micrograph of the porous PEG MN. c Schematic of the DC resistance measurement by two porous MN array. d The DC resistance measured by the porous MN array and the circumference changed by a movement

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