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:
Apr. 16, 2002

Filed:

Feb. 05, 1998
Applicant:
Inventors:

Kenneth J. Longmuir, Irvine, CA (US);

Alan J. Waring, Irvine, CA (US);

Sherry M. Haynes, Irvine, CA (US);

Assignee:

Other;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 4/800 ; A61K 9/127 ;
U.S. Cl.
CPC ...
A61K 4/800 ; A61K 9/127 ;
Abstract

Described herein are liposome complexes and the individual components thereof for intracellular and/or intranuclear delivery of substances. Methods of use of the provided liposome complexes and components are also described. Generally, the liposome complexes described herein include a non-cationic lipid, a fusogenic peptide and a substance to be delivered to the cell and/or nucleus. In some of the liposome complexes described herein, the fusogenic peptide does not contain multiple positive charges at neutral pH and above. In these liposome complexes, two additional components are used in assembling the liposome complex with DNA.


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