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. 26, 2021

Filed:

Feb. 03, 2017
Applicant:

The Trustees of the University of Pennsylvania, Philadelphia, PA (US);

Inventors:

Ravinder Reddy, Gladwyne, PA (US);

Hari Hariharan, Mount Laurel, NJ (US);

Catherine DeBrosse, Norristown, PA (US);

Ravi Prakash Reddy Nanga, Secane, PA (US);

Puneet Bagga, Philadelphia, PA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 33/56 (2006.01); A61B 5/055 (2006.01); A61B 5/00 (2006.01); A61K 49/10 (2006.01); A61K 9/00 (2006.01); A61B 5/145 (2006.01); G01R 33/565 (2006.01);
U.S. Cl.
CPC ...
G01R 33/5601 (2013.01); A61B 5/055 (2013.01); A61B 5/14546 (2013.01); A61B 5/4848 (2013.01); A61K 9/0019 (2013.01); A61K 49/10 (2013.01); G01R 33/5605 (2013.01); G01R 33/5659 (2013.01); G01R 33/56563 (2013.01);
Abstract

CEST imaging technique and MR scanning are used as an MRI method for detecting levels of lactate in vivo by exploiting the exchange of —OH protons on lactate with bulk water. In accordance with this method, one first obtains a lactate CEST MRI map of a slice of the body of a patient. A contrast agent such as pyruvate, glucose or glutamine is administered and a post-administration CEST MRI map is obtained. The difference in the spatial maps indicates the level of expression of lactate in the tissue of interest.


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