He conducted his postdoctoral fellowship at Roswell Park Cancer Institute Buffalo NY 1999-2003. He has received a PhD in Immunology from The University of Sydney Australia 1993-1996. He has received a DVM from The University of Tehran Iran 1983-1990. He is serving as a Managing Editor of Frontiers in Bioscience. Research Interest: Tumor Immunology Tumor Immunoediting Cancer Vaccines Adoptive T cell Therapy Myeloid-derived suppressor cells (MDCS) Cancer Stem Cells Graft-versus-host disease (GVHD) Breast Cancer Neuroblastoma