Immunotherapy Using Lenalidomide + Bystander Vaccine in High Risk Myelodysplastic Syndrome (MDS)

Patients will take 10 mg capsules of lenalidomide per day for 21 days followed by 7 days of rest. This 28 day period is considered 1 cycle. Patients will receive 4 treatment cycles with 28 days in each cycle.

In addition to lenalidomide, during each 28 day cycle patients will also receive GM.CD40L bystander vaccination injections in 2-week intervals on days 8 and 22 for a total of 8 immunizations during the 4 cycle treatment period.