Accelerated sequencing methods
    92.
    发明授权

    公开(公告)号:US11459609B2

    公开(公告)日:2022-10-04

    申请号:US17453481

    申请日:2021-11-03

    Abstract: Described herein are methods of generating a coupled sequencing read pair for a polynucleotide, and methods of analyzing the coupled sequencing read pair. The coupled sequencing read pair can be analyzed to detect polynucleotide variants, including at loci that are not directly sequenced within the coupled sequencing read pair. Other analytical methods can include using coupled sequencing read pairs to construct or validate a consensus sequence. The coupled sequencing read pair may be generated for a polynucleotide by generating sequencing data for a first region by extending a primer using labeled nucleotides; further extending the primer through a second region using nucleotides provided in a second region flow order, wherein primer extension through the second region is faster than primer extension through the first region; and generating sequencing data associated with a sequence of a third region of the polynucleotide by further extending the primer using labeled nucleotides.

    METHODS AND SYSTEMS FOR SEQUENCE CALLING

    公开(公告)号:US20220199201A1

    公开(公告)日:2022-06-23

    申请号:US17574260

    申请日:2022-01-12

    Abstract: The present disclosure provides methods and systems for accurate and efficient context-aware base calling of sequences. In an aspect, disclosed herein is a method for sequencing a nucleic acid molecule, comprising: (a) sequencing the nucleic acid molecule to generate a plurality of sequence signals; and (b) determining base calls of the nucleic acid molecule based at least in part on (i) the plurality of sequence signals and (ii) quantified context dependency for at least a portion of the plurality of sequence signals.

    Sequencing using non-natural nucleotides

    公开(公告)号:US11326207B2

    公开(公告)日:2022-05-10

    申请号:US16683841

    申请日:2019-11-14

    Abstract: The present disclosure provides methods and systems for nucleic acid sequencing. Such systems and methods may achieve context-independent incorporation, have reduced context-dependence or have context-dependence that is amenable to calibration and modeling. Such systems and methods may also reduce misincorporation.

    Methods, devices, and systems for analyte detection and analysis

    公开(公告)号:US11118223B2

    公开(公告)日:2021-09-14

    申请号:US16953071

    申请日:2020-11-19

    Abstract: Provided are systems and methods for analyte detection and analysis. A system can comprise an open substrate. The open substrate may be configured to rotate or otherwise move. The open substrate can comprise an array of individually addressable locations, with analytes immobilized thereto. The substrate may be spatially indexed to identify nucleic acid molecules from one or more sources, and/or sequences thereof, with the respective one or more sources. A solution comprising a plurality of probes may be directed across the array to couple at least one of the plurality of probes with at least one of the analytes to form a bound probe. A detector can be configured to detect a signal from the bound probe via scanning of the substrate while minimizing temperature fluctuations of the substrate or optical aberrations caused by bubbles.

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