Raf promotes human herpesvirus-8 (HHV-8/KSHV) infection

被引:35
作者
Akula, SM [1 ]
Ford, PW [1 ]
Whitman, AG [1 ]
Hamden, KE [1 ]
Shelton, JG [1 ]
McCubrey, JA [1 ]
机构
[1] E Carolina Univ, Brody Sch Med, Dept Microbiol & Immunol, Greenville, NC 27858 USA
关键词
HHV-8; KSHV; Raf; VEGF; HB-EGF;
D O I
10.1038/sj.onc.1207643
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
Human herpesvirus-8 (HHV-8/KSHV) is etiologically associated with Kaposi's sarcoma (KS) and other tumors. Constitutive activation of the mitogen-activated protein kinase ( MAPK) signaling pathway has been associated with a variety of tumors, including AIDS-related KS. The oncoprotein Raf is situated at a pivotal position in regulating the MAPK pathway. Hence, we analysed the effect of oncoprotein Raf on HHV-8 infectious entry into target cells. Here we report Raf expression to significantly enhance HHV-8 infection of target cells. These findings implicate a role for Raf not only in the infectious entry of HHV-8 but also in modulating KS pathogenesis.
引用
收藏
页码:5227 / 5241
页数:15
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