CHICAGO, ILLINOIS--(MARKET WIRE)--Jul 19, 2007 -- MonoGen, Inc. (“Corporation”) (Toronto:MOG.TO - News) today announced that Frank Leo has been appointed to its board of directors and that Mr. Laurence Hootnick has resigned as a director. As previously disclosed, Mr. Hootnick had informed the company that he would resign as a director before the end of August 2007.