 Before you can start treatment on this study, you will have what are called screening tests. These tests will help the doctor decide if you are eligible to take part in the study. You will have a complete medical history and physical exam, including measurement of vital signs temperature, pulse, breathing rate, and blood pressure. You will have blood collected about 3 teaspoons for routine tests. Radiologic tests such as CT or MRI scans will be done as needed. Women who are able to have children must have a negative blood pregnancy test. 