TUNNELING JUNCTIONS FOR SEQUENCING

Molecules may be analyzed (e.g., sequencing of nucleic acid molecules) by tunneling recognition at a tunneling junction. Embodiments of the present invention may allow detecting individual nucleotides and the sequencing of a nucleic acid molecule using a tunneling junction. By labeling a specific nu...

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Bibliographic Details
Main Authors KUCHELMEISTER, Hannes, ASTIER, Yann, HEINDL, Dieter, BERGMANN, Frank, STENGELE, Nikolaus Klaus-Peter, TOPOLANCIK, Juraj
Format Patent
LanguageEnglish
Published 19.10.2023
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Summary:Molecules may be analyzed (e.g., sequencing of nucleic acid molecules) by tunneling recognition at a tunneling junction. Embodiments of the present invention may allow detecting individual nucleotides and the sequencing of a nucleic acid molecule using a tunneling junction. By labeling a specific nucleotide with a moiety, tunneling junctions may generate a signal with a suitable signal-to-noise ratio. The tunneling recognition uses a tunneling current that is mostly through the moiety rather than mostly through the nucleotide or a portion of the molecule of interest. Because a single nucleotide can be detected with a signal with a suitable signal-to-noise ratio resulting from the tunneling current passing through the moiety, embodiments of the present invention may allow for fast detection of nucleotides using a tunneling current.
Bibliography:Application Number: US202318214232