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. 2014 Jun 5;19(6):7341–7355. doi: 10.3390/molecules19067341

Figure 1.

Figure 1

Representative glutamate sensing current responses of sensors prepared by (a) Method 1 and (b) Method 2. The sensors were tested with different concentrations of glutamate from 0 μM, 20 μM, 60 μM, 119 μM, to 217 μM during which a constant oxidation potential 0.7 V vs. Ag/AgCl was applied.