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:
Feb. 14, 2017

Filed:

Jan. 08, 2015
Applicant:

Rutgers, the State University of New Jersey, New Brunswick, NJ (US);

Inventors:

Patrick J. Sinko, Annandale, NJ (US);

Xiaoping Zhang, Piscataway, NJ (US);

Zoltan Szekely, New Brunswick, NJ (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 47/48 (2006.01); C07K 7/06 (2006.01); C07K 7/08 (2006.01); A61K 45/06 (2006.01); A61K 38/08 (2006.01); C07K 17/14 (2006.01);
U.S. Cl.
CPC ...
A61K 47/48869 (2013.01); A61K 38/08 (2013.01); A61K 45/06 (2013.01); A61K 47/48215 (2013.01); A61K 47/48238 (2013.01); A61K 47/48907 (2013.01); C07K 7/06 (2013.01); C07K 7/08 (2013.01); C07K 17/14 (2013.01);
Abstract

Peptide ligands for transporting therapeutic agents across the intestinal epithelial barrier that ordinarily are inadequately absorbed and must be delivered by alternative means, which contain an isolated amino acid sequence wherein at least one pair of amino acids are of an opposite charge and the pair members are separated by a spacer of 1-12 amino acid residues including at least one hydrophobic amino acid, and wherein the length of the amino acid sequence is greater than 5 and less than 20 amino acids. Pharmaceutical compositions for gastro-intestinal delivery and methods for the gastrointestinal delivery of poorly absorbed therapeutic agents are also disclosed.


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