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. Author manuscript; available in PMC: 2016 Oct 5.
Published in final edited form as: Angew Chem Int Ed Engl. 2015 Aug 12;54(41):11978–11982. doi: 10.1002/anie.201504839

Figure 1.

Figure 1

Characterization of the electrode used for intracellular vesicle electrochemical cytometry, a) global view (scanning electron microscopy) of a nano-tip conical carbon fiber microelectrode showing its shape, scale bar, 5 μm; b) an amplified view of the tip of another nano-tip conical carbon fiber microelectrode, scale bar, 400 nm; c) representative cyclic voltammogram (CV) of 0.10 mM dopamine at a nano-tip conical carbon fiber microelectrode, scan rate, 0.10 V s−1.