© 2011, The Board of Regents of the University of Nebraska. A graphic story about how human papillomavirus (HPV) attacks the body and creates runaway infection. This is the story of Dede, an Indonesian fisherman, and the HPV that turns him into The Terrible Tree-man! Read about his transformation through the help of an American doctor, who discovers that Dede’s warts are due to an HPV infection, and who treats him by boosting his immune system.