The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jan. 09, 2024

Filed:

Jan. 11, 2023
Applicant:

Life Technologies Corporation, Carlsbad, CA (US);

Inventor:

Sameh El-Difrawy, San Jose, CA (US);

Assignee:

Life Technologies Corporation, Carlsbad, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G16B 40/20 (2019.01); C12Q 1/6869 (2018.01); C12Q 1/6809 (2018.01); C12Q 1/6886 (2018.01); G16B 50/00 (2019.01); G16B 20/00 (2019.01);
U.S. Cl.
CPC ...
C12Q 1/6869 (2013.01); C12Q 1/6809 (2013.01); C12Q 1/6886 (2013.01); G16B 20/00 (2019.02); G16B 40/20 (2019.02); G16B 50/00 (2019.02); C12Q 2600/156 (2013.01);
Abstract

Methods for evaluating microsatellite instability (MSI) analyze nucleic acid sequence reads corresponding to a plurality of marker regions for MSI. The marker regions may include long homopolymers and/or short tandem repeats (STRs). For a target homopolymer, a histogram of homopolymer signal values is calculated based on flow space signal measurements for the homopolymer region in the sequence reads. A score per marker based on features of the histogram of homopolymer signal values is determined for each marker region corresponding to the target homopolymers. For a target STR, the method includes calculating a histogram of repeat lengths for sequence reads corresponding to the marker region of the target STR. A score per STR marker is calculated based on features of the histogram of repeat lengths. A plurality of per marker scores may be combined to form a total MSI score for the sample.


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El-Difrawy, Sameh. (2024). Methods and systems for evaluating microsatellite instability status (U.S. Patent No. 11866778). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11866778

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