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:
Jun. 11, 2019

Filed:

May. 22, 2014
Applicant:

Telomere Diagnostics, Inc., Menlo Park, CA (US);

Inventors:

Calvin Harley, Murphys, CA (US);

Jue Lin, Foster City, CA (US);

Yajing Hu, San Jose, CA (US);

Assignee:

TELOMERE DIAGNOSTICS, INC., Menlo Park, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C12Q 1/68 (2018.01); C12Q 1/6883 (2018.01); C12Q 1/686 (2018.01);
U.S. Cl.
CPC ...
C12Q 1/6883 (2013.01); C12Q 1/686 (2013.01); C12Q 2600/118 (2013.01); C12Q 2600/156 (2013.01);
Abstract

This invention provides methods and materials for measuring telomere abundance from chromosomes in a sample having telomeres within a pre-determined length range, e.g., short telomeres up to a certain length. The methods can involve a first step of performing a time-limited extension reaction calibrated to produce extension products from a double-stranded chromosomal DNA template of no more than a defined length, and a second step of amplifying, from the extension products, sequences bounded by a sub-telomeric sequence and the anchor sequence, to produce a length-limited telomere sequence product. The abundance of telomeric sequences in this product can be measured, and the measures can be correlated to a variety of indices.


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