The administration of IL-7 has been found to significantly boost mouse anti-cynomolgus-monkey anti-simian immunodeficiency virus (SIV) infection (34), mouse anti-4T1 breast tumor invasion (35), lymphocytic choriomeningitis virus (LCMV) infection (36), and mouse anti-E.G7-OVA tumor invasion (37). Here, IL7 is linked to neoplasm.