Patent 7691585 was granted and assigned to ZymoGenetics on April, 2010 by the United States Patent and Trademark Office.
The present invention provides polypeptides and compositions comprising amino acid residues 23 to 108 of SEQ ID NO: 2, polypeptides and compositions comprising amino acid residues 28 to 108 of SEQ ID NO: 2, including affinity tags and the like, useful for stimulating gastrointestinal contractility, gastric emptying, intestinal transit, and treating gastroparesis.