Abstract: Immuno-adjuvant photodynamic therapy to treat and prevent metastatic cancer is effected using photosensitizers in combination with immuno-adjuvants to destroy metastatic tumor cells.
Type:
Grant
Filed:
November 9, 2004
Date of Patent:
December 14, 2010
Assignees:
QLT, Inc., University of British Columbia (UBC)
Inventors:
Patrick Mark Curry, Anna M. Richter, Julia G. Levy, David W. C. Hunt
Abstract: The invention is generally related to the field of photodynamic therapy by use of photosensitizers and stabilized formulations of the photosensitizers. These formulations may be used to deliver a photosensitizer as a pharmaceutical, agricultural, or industrial agent. The photosensitizer containing formulations and compositions of the invention comprise one or more block copolymers. Furthermore, the invention relates to processes for the production of, and application of, said formulations and compositions as photosensitizer drug delivery systems.
Type:
Grant
Filed:
May 8, 2001
Date of Patent:
February 17, 2004
Assignee:
The University of British Columbia (UBC)