US Patent 7,153,828
United States Patent and Trademark Office
Genentech, Inc. (South San Francisco, CA, US) ; University of Iowa Research Foundation (Iowa City, IA, US)
Ligands which bind to the HER2, HER3 and/or HER4 receptors are useful as normal epithelial cell growth factors.
Sliwkowski X, Mark and Kern, Jeffrey A. Use of heregulin as a growth factor. US Patent 7,153,828 filed June 03, 2003 and issued December 26, 2006. https://ir.uiowa.edu/patents/418