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lanlan1987

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Linking  the  molecular chains, each consisting of a short DNA  reference  duplex and a  bipartite  aptamer, between  glass  and a  poly(dimethylsiloxane)(PDMS) surface and  subsequently separating the surfaces compares the unbinding forces of the two bonds directly. Fluorescence readout  allows for  quantification of the fractions  of  broken aptamer and  broken  reference  bonds.

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