JT’S CONFUSED MESSAGE. “Japan Tobacco … to purchase the rights to therapeutic and preventive lung-cancer vaccines under development by Cell Genesys and … Corixa. If the vaccines are approved, Japan Tobacco will find itself in the unusual position of marketing products that cause, prevent, and treat the same disease.”
http://www.thelancet.com/pdfs/journals/lancet/PIIS0140673605776030.pdf