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. Author manuscript; available in PMC: 2019 Nov 18.
Published in final edited form as: Methods Mol Biol. 2019;2035:309–322. doi: 10.1007/978-1-4939-9666-7_18

Fig. 1.

Fig. 1.

Examples of DNA construct slide and image. (a) Single molecule FRET construct are immobilized on PEG slide through biotin and neutravidin interaction. (b) Assembled channels. Each channel is separated by double-side tape and sealed by epoxy. (c) Image captured by camera. Each dot indicates one molecule. (d) Additional pipette tips are used to build a flowing system.