%0 Journal Article %T Cytotoxic Chemotherapy and CD4+ Effector T Cells: An Emerging Alliance for Durable Antitumor Effects %A Zhi-Chun Ding %A Gang Zhou %J Clinical and Developmental Immunology %D 2012 %I Hindawi Publishing Corporation %R 10.1155/2012/890178 %X Standard cytotoxic chemotherapy can initially achieve high response rates, but relapses often occur in patients and represent a severe clinical problem. As increasing numbers of chemotherapeutic agents are found to have immunostimulatory effects, there is a growing interest to combine chemotherapy and immunotherapy for synergistic antitumor effects and improved clinical benefits. Findings from recent studies suggest that highly activated, polyfunctional CD4 %U http://www.hindawi.com/journals/cdi/2012/890178/