一种校正测序期间超前量的方法

By correcting secondary lead in high-throughput sequencers and utilizing parameter estimation and signal correction methods, sequencing read length and accuracy were improved, solving the signal bias problem in existing technologies and achieving higher sequencing accuracy.

CN116083547BActive Publication Date: 2026-07-17CYGNUS BIOSCI BEIJING CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
CYGNUS BIOSCI BEIJING CO LTD
Filing Date
2016-11-16
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing high-throughput sequencers cannot completely eliminate sequencing errors, especially signal deviations caused by secondary lead, which affect sequencing accuracy.

Method used

By correcting secondary lead during sequencing, parameter estimation and signal correction methods are used, combined with the sequencing signal of a reference polynucleotide, to correct the sequencing signal of the target polynucleotide. Sequencing reactions are performed using alternating reaction solutions, and correction instructions are provided via computer-readable media.

Benefits of technology

It significantly improves sequencing read length and accuracy, accurately reads sequence information of about 350bp, corrects single-color and two-color signals, and does not affect the normal sequence of sequencing reactions.

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Abstract

本发明公开一种校正测序期间超前量的方法,利用次级超前校正测序结果中超前量。待测的核酸序列进行测序,检测测序产生的对应于核酸序列的信号;测序结果中,通过次级超前校正该信号。本发明同时考虑初级超前、次级超前和滞后现象,将衰减、失相、整体偏移等问题所造成的信号偏差作为一个整体用于校正测序序列信息。
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