Patent 7241618 was granted and assigned to Cancer Research Technology Limited on July, 2007 by the United States Patent and Trademark Office.
The present invention provides a polynucleotide comprising a RNA polymerase III promoter, a region encoding a siRNA, and a transcriptional termination element comprising five consecutive thymine residues. The invention also provides for vectors, cells and non-human transgenic animal comprising the polynucleotides of the invention as well as their use in medicaments for various conditions.