- Arm I: Patients receive 2 injections of multi-epitope peptide vaccine comprising 12 melanoma peptides restricted by Class I MHC (12MP) emulsified with sargramostim (Granulocyte-macrophage colony-stimulating factor, GM-CSF) and Montanide ISA-51 or Montanide ISA-51 VG (ISA-51) intradermally (ID) and subcutaneously (SC) on day 1 of weeks 1-3 and 1 injection at the primary site only on day 1 of weeks 5-7.