 In 2006, plans were announced for a research center operated by the University of Louisville to be located at the Mitchell Memorial Cancer Center, a part of the Owensboro Medical Health System, to study how to make the first ever human papilloma virus vaccine, called Gardasil, from tobacco plants.U of L researcher Dr Albert Bennet Jenson and Dr Shin-je Ghim discovered the vaccine in 2006.If successful, the vaccine would be made in Owensboro.