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.
Patent No.:
Date of Patent:
May. 11, 2004
Filed:
May. 04, 1999
Applicant:
Inventors:
Christoph Erbacher, Haan, DE;
Martin Weber, Leichlingen, DE;
Assignee:
Qiagen GmbH, Hilden, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H61K 9/127 ;
U.S. Cl.
CPC ...
H61K 9/127 ;
Abstract
Cationic cytofectins and liposomes comprising the same are disclosed which are especially useful for delivering exogenous compounds into cells in vitro and in vivo. The liposomes may comprise (a) a neutral lipid such as dioleoylphosphatidyl-ethanolamine (DOPE) or similar lipid-like compounds such as 1,2-dioleoyl-oxiphosphatidylethanolamine or other lipid-like structures and (b) one or more of the cationic cytofectins provided herein. The invention provides transfection kits and methods for delivery of exogenous compounds into cells.