Patent 8048848 was granted and assigned to PROLOR Biotech on November, 2011 by the United States Patent and Trademark Office.
A polypeptide and polynucleotides encoding same comprising carboxy-terminal peptides (CTP) of chorionic gonadotrophin attached to an IFN protein are disclosed. Pharmaceutical compositions comprising the polypeptide and polynucleotides of the invention and methods of using same are also disclosed.