Abstract
A DNA walker powered by endogenous enzymes is constructed. It performs automatic walking in living cells and can detect the uracil-DNA glycosylase activity in situ.
MeSH terms
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Automation
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Cell Line, Tumor
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DNA / chemistry
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DNA / metabolism*
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DNA-(Apurinic or Apyrimidinic Site) Lyase / metabolism*
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Flow Cytometry
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Fluorescein / chemistry
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Fluorescent Dyes / chemistry
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Gold / chemistry
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Humans
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Metal Nanoparticles / chemistry
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Optical Imaging
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Surface Plasmon Resonance
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Uracil-DNA Glycosidase / metabolism*
Substances
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Fluorescent Dyes
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Gold
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DNA
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Uracil-DNA Glycosidase
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APEX1 protein, human
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DNA-(Apurinic or Apyrimidinic Site) Lyase
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Fluorescein