Title |
Prognostic implication of types of tumor-associated macrophages in Hodgkin lymphoma
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Published in |
Virchows Archiv, August 2011
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DOI | 10.1007/s00428-011-1140-8 |
Pubmed ID | |
Authors |
Mona A. A. Zaki, Naoki Wada, Junichiro Ikeda, Hirohiko Shibayama, Koji Hashimoto, Tamotsu Yamagami, Yoichi Tatsumi, Machiko Tsukaguchi, Hironori Take, Mitsuru Tsudo, Eiichi Morii, Katsuyuki Aozasa |
Abstract |
To evaluate roles of tumor-associated macrophages (TAMs) for prognosis of classical Hodgkin lymphoma (CHL). Expression of markers for TAMs, CD68, HLA-DR, CD163, HLA-DR/CD68 (M1), and CD163/CD68 (M2) was immunohistochemically examined in 82 cases with CHL. Positively stained cells were counted and correlation of number of TAMs and patients' survival time was analyzed. Number of CD163+ cells and M2 cells was significantly correlated with shorter overall survival (P < 0.05), while it was marginally significant for CD68+ cells (P = 0.0827). HLA-DR + cells and M1 cells showed no significant correlation with overall survival. When confined to mixed cellularity subtype, number of M1 cells was correlated with favorable prognosis (P < 0.05), while M2 did not (P = 0.7). Older age and male sex were unfavorable factors for prognosis. At multivariate analysis, number of CD163+ cells, M2+ cells, and age were independent factors for poor overall survival (P = 0.03, 0.02, and 0.01, respectively). CD163+ cells and M2 cells might work to be tumor promotive in CHL. M1 cells might be tumor suppressive in mixed cellularity type. |
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Mendeley readers
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