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Fluorescent and bright field images of three different sizes of droplets after single-enzyme reaction. (a)-(b) 80.9 ± 1.3 μm droplets incubated for 20 h. (c)-(d) 56.1 ± 0.62 μm droplets incubated for 20 h. (e)-(f) 20 ± 0.2 μm droplets incubated for 4 h. Horizontal scale bar is 100 μm.
