Glycoprotein 5 of porcine reproductive and respiratory syndrome virus strain SD16 inhibits viral replication and causes G2/M cell cycle arrest, but does not induce cellular apoptosis in Marc-145 cells

作者: Yang Mu , Liangliang Li , Beibei Zhang , Baicheng Huang , Jiming Gao

DOI: 10.1016/J.VIROL.2015.05.019

关键词:

摘要: Abstract Cell apoptosis is common after infection with porcine reproductive and respiratory syndrome virus (PRRSV). PRRSV GP5 has been reported to induce cell apoptosis. To further understand the role of in induced apoptosis, we established Marc-145 lines stably expressing full-length GP5, Δ84-96 (aa 84-96 deletion), Δ97-119 97-119 deletion). proliferation, cycle progression, replication these were evaluated. Neither truncated nor cells. However, , but not or a arrest at G2/M phase resulting reduction growth Additionally, inhibited cells through induction IFN-β. These findings suggest that responsible for inducing under experimental conditions; however it other important roles virus/host biology.

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