To evaluate the contribution of IFNB1 and GM-CSF expression by MOC2SIIN to overall tumor control in vivo, we combined two cell populations: IFNB1-expressing MOC2SIIN cells (MOC2SIIN-IFNB1) and GM-CSF-expressing MOC2SIIN cells (MOC2SIIN-GM-CSF). The gene discussed is IFNB1; the disease is neoplasm.