Cyclophosphamide induces differentiation of Th17 cells in cancer patients

Sophie Viaud, Caroline Flament, Mustapha Zoubir, Patricia Pautier, Axel LeCesne, Vincent Ribrag, Jean Charles Soria, Virginie Marty, Philippe Vielh, Caroline Robert, Nathalie Chaput, Laurence Zitvogel

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    148 Citations (Scopus)

    Abstract

    Low doses of the alkylating agent cyclophosphamide (CTX) mediate antiangiogenic and immunostimulatory effects, leading to potent tumoricidal activity in association with various immunotherapeutic strategies. Here, we show in rodents and cancer patients that CTX markedly promotes the differentiation of CD4+ T helper 17 (Th17) cells that can be recovered in both blood and tumor beds. However, CTX does not convert regulatory T cells into Th17 cells. Because Th17 are potent inducers of tissue inflammation and autoimmunity, these results suggest impact on the clinical management of various types of malignancies treated with alkylating agents and a potential need to optimize CTX-based immunotherapy in patients.

    Original languageEnglish
    Pages (from-to)661-665
    Number of pages5
    JournalCancer Research
    Volume71
    Issue number3
    DOIs
    Publication statusPublished - 1 Feb 2011

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