Patent 7964195 was granted and assigned to diaDexus, Inc. on June, 2011 by the United States Patent and Trademark Office.
The invention provides isolated anti-head and neck, ovarian, pancreatic, lung, endometrial or breast cancer antigen (Ovr110) antibodies that internalize upon binding to Ovr110 on a mammalian in vivo. The invention also encompasses compositions comprising an anti-Ovr110 antibody and a carrier. These compositions can be provided in an article of manufacture or a kit. Another aspect of the invention is an isolated nucleic acid encoding an anti-Ovr110 antibody, as well as an expression vector comprising the isolated nucleic acid. Also provided are cells that produce the anti-Ovr110 antibodies. The invention encompasses a method of producing the anti-Ovr110 antibodies. Other aspects of the invention are a method of killing an Ovr110-expressing cancer cell by contacting the cancer cell with an anti-Ovr110 antibody and a method of alleviating or treating an Ovr110-expressing cancer in a mammal by administering a therapeutically effective amount of the anti-Ovr110 antibody to the mammal.