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    • 5. 发明申请
    • BENZODIAZEPINE COMPOUNDS WITH ANTI-FLAVIVIRUS ACTIVITY
    • 苯并噻唑类化合物具有抗病毒活性
    • WO2013126640A2
    • 2013-08-29
    • PCT/US2013/027241
    • 2013-02-22
    • INSTITUTE FOR HEPATITIS AND VIRUS RESEARCH
    • CUCONATI, AndreaCHANG, JinhongBLOCK, Timothy, M.JU-TAO, Guo
    • C12Q1/70
    • A61K31/5513C07D243/24C12Q1/6897C12Q1/70G01N2500/04G01N2500/10Y02A50/385Y02A50/387
    • The present invention describes a unique antiviral screen system. The assay is based on quantitatively monitoring viral activation of host cell beta-interferon (IFN-β) gene expression in a HEK293 -derived reporter cell line expressing a firefly luciferase gene under the control of a human IFN-β promoter. Unlike the traditional high throughput antiviral assays that measure either the reduction of viral components/yields or cytopathic effect, the readout of the reporter assay in the present invention is the virus-induced host cellular innate immune response. Hence, the assay allows for identification of compounds that inhibit virus infection. In addition, because induction of IFN is one of the most common attributes of viruses, the assay is applicable to all the viruses that are able to infect the reporter cell line and induce IFN- β expression. Compounds that interfere with viral mediated activation of the interferon pathway in a primary screen, can be further screened with virus-specific assay to confirm their antiviral activity.
    • 本发明描述了一种独特的抗病毒屏幕系统。 该测定基于定量监测来自表达在人IFN-β启动子控制下的萤火虫萤光素酶基因的HEK293衍生的报道细胞系中宿主细胞β-干扰素(IFN-β)基因表达的病毒活化。 不同于测量病毒成分/产量或细胞病变效应的降低的传统高通量抗病毒测定法,本发明中报道分析的读出是病毒诱导的宿主细胞先天免疫应答。 因此,该测定允许鉴定抑制病毒感染的化合物。 另外,由于IFN的诱导是病毒最常见的属性之一,所以该测定适用于能够感染报道细胞系并诱导IFN-β表达的所有病毒。 可以用病毒特异性测定进一步筛选干扰原代筛选中的干扰素途径的病毒介导的激活的化合物,以证实其抗病毒活性。