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:
Sep. 28, 2021

Filed:

May. 19, 2016
Applicant:

Quantum-si Incorporated, Guilford, CT (US);

Inventors:

Andrea Marziali, North Vancouver, CA;

Milenko Despotovic, Richmond, CA;

Matthew Wiggin, Vancouver, CA;

Joel Pel, Vancouver, CA;

Assignee:

Quantum-Si Incorporated, Guilford, CT (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C12Q 1/68 (2018.01); C12Q 1/6811 (2018.01); C12Q 1/6806 (2018.01); C12Q 1/6869 (2018.01); C12Q 1/686 (2018.01); C12Q 1/6874 (2018.01);
U.S. Cl.
CPC ...
C12Q 1/6811 (2013.01); C12Q 1/6806 (2013.01); C12Q 1/686 (2013.01); C12Q 1/6869 (2013.01); C12Q 1/6874 (2013.01);
Abstract

The invention includes methods and apparatus for separating mutations, especially rare and unknown mutations, using heteroduplex binding proteins. Nucleic acids may optionally be nicked at or near the mutation in order to promote heteroduplex binding protein recognition and binding. In particular, using the disclosed methods, it is possible to separate heteroduplexed nucleic acid strand pair from homoduplexed nucleic acid strand pairs having similar sequences and being at a much higher concentration. Once the heteroduplexed nucleic acids are isolated and recovered, it is straightforward to analyze the sequences of the heteroduplexed nucleic acids, e.g., using sequencing or hybrid assays.


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