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:
Mar. 21, 2023

Filed:

Oct. 25, 2018
Applicant:

Georgia State University Research Foundation, Inc, Atlanta, GA (US);

Inventors:

Binghe Wang, Atlanta, GA (US);

Yueqin Zheng, Atlanta, GA (US);

Xingyue Ji, Atlanta, GA (US);

Robert Emuobonuvie Aghoghovbia, Atlanta, GA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 47/55 (2017.01); A61K 47/54 (2017.01); A61K 31/675 (2006.01); A61K 31/704 (2006.01);
U.S. Cl.
CPC ...
A61K 47/55 (2017.08); A61K 31/675 (2013.01); A61K 31/704 (2013.01); A61K 47/548 (2017.08); A61K 47/549 (2017.08);
Abstract

Disclosed herein is a chemical delivery system having: i) a cargo compound comprising a first reactive moiety covalently bonded to a first enrichment moiety and a tethered cargo moiety, wherein the first reactive moiety is bonded to the tethered cargo moiety via a cleavable linker; and ii) a trigger compound comprising a second reactive moiety covalently bonded to a second enrichment moiety and a cargo-releasing moiety. The first enrichment moiety and the second enrichment moiety cause an increase in concentration of the cargo compound and the concentration of the trigger compound at a target site, causing a bimolecular reaction between the first reactive moiety and the second reactive moiety to form a cyclization precursor compound. The cargo moiety is then released from the cyclization precursor compound in a unimolecular cyclization reaction. Methods for treating conditions such as cancer, inflammatory conditions, and infections with the chemical delivery systems are also described.


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