Scientist have developed a vaccine they say appears to wipe out an HIV -like virus in monkeys. Researchers report that vaccinated monkeys can clear Simian Immunodeficiency Virus, or SIV, from their bodies. The scientist at the Oregon Health and Science University say they now want to use the same sort of approach to test a vaccine for HIV in people. HIV is teh virus that leads to AIDS. The research is published in the journal "Nature"