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    • 4. 发明申请
    • DIAGNOSTIC TEST FOR WEST NILE VIRUS
    • 西尼病毒诊断测试
    • US20100279400A1
    • 2010-11-04
    • US12060632
    • 2008-04-01
    • Susan J. WongPei-Yong Shi
    • Susan J. WongPei-Yong Shi
    • C12N5/16C07K16/08
    • G01N33/56983C12Q1/04Y02A50/53
    • The present invention provides a rapid and sensitive method for the detection of a West Nile virus (WNV), Japanese encephalitis virus (JEV), St. Louis encephalitis virus (SLEV) and Dengue virus (DENV) and antibodies directed against thereof involving contacting a biological specimen suspected of being infected with WNV, JE, SLE or DEN with a substantially purified and isolated WNV E glycoprotein or subfragment thereof having a native conformation wherein the E glycoprotein or subfragment thereof has a reactivity with antibodies against WNV and a cross-reactivity with antibodies against JEV, SLEV and DENV. The instant invention further provides a rapid, sensitive, and consistent method for the specific detection of WNV by employing diagnostic assays having the antigen NS5 which is specifically reactive with anti-WNV antibodies but not cross-reactive with antibodies against other flaviviruses such as JEV, SLEV, or DENV. The present invention also provides a rapid, sensitive, and consistent method for the specific detection of DENV by employing diagnostic assays having the antigen NS5 which is specifically reactive with anti-DENV antibodies but do not cross-react with antibodies against other flaviviruses such as JEV, SLEV, or WNV. Further, the DENV NS5 antigens are serospecific and do not cross react with antibodies to other DENV strains. Thus, the method of the present invention provides a manner by which to discriminate infections by each DENV strain. Further, diagnostic kits for carrying out the methods are provided. The methods and kits for carrying out the methods of the invention are rapid and require as little as 10 minutes to detect a result. The invention also provides monoclonal antibodies against WNV NS5 and DENV NS5 antigen and their use in detecting WNV and DENV infections in a biological sample.
    • 本发明提供了用于检测西尼罗河病毒(WNV),日本脑炎病毒(JEV),圣路易斯脑炎病毒(SLEV)和登革热病毒(DENV))的快速和灵敏的方法以及针对其的抗体涉及使 怀疑被WNV,JE,SLE或DEN感染的生物样品具有天然构象的基本纯化和分离的WNV E糖蛋白或其亚片段,其中E糖蛋白或其亚片段与针对WNV的抗体具有反应性和与 针对JEV,SLEV和DENV的抗体。 本发明进一步提供了通过采用具有与抗-WNV抗体特异性反应但不与抗其它黄病毒(例如JEV)的抗体交叉反应的抗原NS5的诊断试验来进行WNV的特异性检测的快速,灵敏和一致的方法, SLEV或DENV。 本发明还提供了通过使用具有与抗DENV抗体特异性反应但不与抗其他黄病毒抗体(例如JEV)的抗体的抗原NS5的诊断测定法来快速,灵敏和一致的方法来进行DENV的特异性检测 ,SLEV或WNV。 此外,DENV NS5抗原是血清特异性的,并且不与其他DENV毒株的抗体交叉反应。 因此,本发明的方法提供了鉴别每种DENV毒株感染的方式。 此外,提供了用于实施方法的诊断试剂盒。 用于实施本发明方法的方法和试剂盒是快速的,并且需要少至10分钟来检测结果。 本发明还提供针对WNV NS5和DENV NS5抗原的单克隆抗体及其在检测生物样品中的WNV和DENV感染中的用途。
    • 6. 发明授权
    • Diagnostic test for West Nile virus
    • 西尼罗河病毒诊断试验
    • US07351547B2
    • 2008-04-01
    • US10699550
    • 2003-10-31
    • Susan J. WongPei-Yong Shi
    • Susan J. WongPei-Yong Shi
    • G01N33/00G01N33/53C12Q1/70A61K39/193
    • G01N33/56983C12Q1/04Y02A50/53
    • The present invention provides a rapid and sensitive method for the detection of a West Nile virus (WNV), Japanese encephalitis virus (JEV), St. Louis encephalitis virus (SLEV) and Dengue virus (DENV) and antibodies directed against thereof involving contacting a biological specimen suspected of being infected with WNV, JE, SLE or DEN with a substantially purified and isolated WNV E glycoprotein or subfragment thereof having a native conformation wherein the E glycoprotein or subfragment thereof has a reactivity with antibodies against WNV and a cross-reactivity with antibodies against JEV, SLEV and DENV. The instant invention further provides a rapid, sensitive, and consistent method for the specific detection of WNV by employing diagnostic assays having the antigen NS5 which is specifically reactive with anti-WNV antibodies but not cross-reactive with antibodies against other flaviviruses such as JEV, SLEV, or DENV. The present invention also provides a rapid, sensitive, and consistent method for the specific detection of DENV by employing diagnostic assays having the antigen NS5 which is specifically reactive with anti-DENV antibodies but do not cross-react with antibodies against other flaviviruses such as JEV, SLEV, or WNV. Further, the DENV NS5 antigens are serospecific and do not cross react with antibodies to other DENV strains. Thus, the method of the present invention provides a manner by which to discriminate infections by each DENV strain. Further, diagnostic kits for carrying out the methods are provided. The methods and kits for carrying out the methods of the invention are rapid and require as little as 10 minutes to detect a result.
    • 本发明提供了用于检测西尼罗河病毒(WNV),日本脑炎病毒(JEV),圣路易斯脑炎病毒(SLEV)和登革热病毒(DENV))的快速和灵敏的方法以及针对其的抗体涉及使 怀疑被WNV,JE,SLE或DEN感染的生物样品具有天然构象的基本纯化和分离的WNV E糖蛋白或其亚片段,其中E糖蛋白或其亚片段与针对WNV的抗体具有反应性和与 针对JEV,SLEV和DENV的抗体。 本发明进一步提供了通过采用具有与抗-WNV抗体特异性反应但不与抗其它黄病毒(例如JEV)的抗体交叉反应的抗原NS5的诊断试验来进行WNV的特异性检测的快速,灵敏和一致的方法, SLEV或DENV。 本发明还提供了通过使用具有与抗DENV抗体特异性反应但不与抗其他黄病毒抗体(例如JEV)的抗体的抗原NS5的诊断测定法来快速,灵敏和一致的方法来进行DENV的特异性检测 ,SLEV或WNV。 此外,DENV NS5抗原是血清特异性的,并且不与其他DENV毒株的抗体交叉反应。 因此,本发明的方法提供了鉴别每种DENV毒株感染的方式。 此外,提供了用于实施方法的诊断试剂盒。 用于实施本发明方法的方法和试剂盒是快速的,并且需要少至10分钟来检测结果。
    • 7. 发明授权
    • Screening for West Nile Virus antiviral therapy
    • 筛选西尼罗病毒抗病毒治疗
    • US07355033B2
    • 2008-04-08
    • US10706892
    • 2003-11-13
    • Pei-Yong ShiMichael LoMark Tilgner
    • Pei-Yong ShiMichael LoMark Tilgner
    • C12N15/40C12N5/10C12Q1/18
    • C07K14/005C12N7/00C12N15/86C12N2770/24122C12N2770/24162C12N2840/203C12Q1/701
    • The instant invention provides stable and novel lineage I WNV reverse genetics systems, and methods for making the reverse genetics systems, specifically, a fully-infectious lineage I WNV cDNA or replicon system engineered with one or more nucleotide sequences each encoding a reporter gene to be used in high throughput cell-based screening assays for the identification of novel antiflaviviral chemotherapeutics and/or vaccines effective to treat and/or immunize against infections by WNV and other emerging flaviviruses, such as, for example, JEV, SLEV, AV, KV, JV, CV, YV, TBEV, DENV-1, DENV-2, DENV-3, DENV-4, YFV and MVEV. The present invention further provides methods of high throughput screening of antiflaviviral compounds or improved derivatives thereof using novel lineage I WNV reverse genetics systems and/or cell lines stably containing the reverse genetics systems. Also, the invention provides novel pharmaceutical compositions comprising an attenuated lineage I WNV that is less virulent but similarly immunogenic as the parent WNV and is capable of providing a protective immune response in a host.
    • 本发明提供了稳定和新颖的谱系I WNV反向遗传学系统,以及用于制作反向遗传学系统的方法,具体地说,是一种完全感染谱系I WNV cDNA或复制子系统,每个编码一个或多个编码报告基因的核苷酸序列被编码为 用于鉴定可有效治疗和/或免疫WNV和其它新出现的黄病毒感染的新型抗玻璃病毒化学治疗剂和/或疫苗的高通量细胞筛选试验,例如JEV,SLEV,AV,KV, JV,CV,YV,TBEV,DENV-1,DENV-2,DENV-3,DENV-4,YFV和MVEV。 本发明进一步提供使用新的谱系IWNV反向遗传学系统和/或稳定含有反向遗传学系统的细胞系,抗冻病毒化合物或其改进的衍生物的高通量筛选方法。 此外,本发明提供新的药物组合物,其包含与母体WNV相比毒性较低但相似的免疫原性并且能够在宿主中提供保护性免疫应答的减毒谱系WNV。
    • 8. 发明申请
    • Screening for west nile virus antiviral therapy
    • 筛选西尼罗病毒抗病毒治疗
    • US20050058987A1
    • 2005-03-17
    • US10706892
    • 2003-11-13
    • Pei-Yong ShiMichael LoMark Tilgner
    • Pei-Yong ShiMichael LoMark Tilgner
    • C07K14/18C12N7/04C12N15/86C12Q1/68C12Q1/70
    • C07K14/005C12N7/00C12N15/86C12N2770/24122C12N2770/24162C12N2840/203C12Q1/701
    • The instant invention provides stable and novel lineage I WNV reverse genetics systems, and methods for making the reverse genetics systems, specifically, a fully-infectious lineage I WNV cDNA or replicon system engineered with one or more nucleotide sequences each encoding a reporter gene to be used in high throughput cell-based screening assays for the identification of novel antiflaviviral chemotherapeutics and/or vaccines effective to treat and/or immunize against infections by WNV and other emerging flaviviruses, such as, for example, JEV, SLEV, AV, KV, JV, CV, YV, TBEV, DENV-1, DENV-2, DENV-3, DENV-4, YFV and MVEV. The present invention further provides methods of high throughput screening of antiflaviviral compounds or improved derivatives thereof using novel lineage I WNV reverse genetics systems and/or cell lines stably containing the reverse genetics systems. Also, the invention provides novel pharmaceutical compositions comprising an attenuated lineage I WNV that is less virulent but similarly immunogenic as the parent WNV and is capable of providing a protective immune response in a host.
    • 本发明提供了稳定和新颖的谱系I WNV反向遗传学系统,以及用于制作反向遗传学系统的方法,具体地说,是一种完全感染谱系I WNV cDNA或复制子系统,每个编码一个或多个编码报告基因的核苷酸序列被编码为 用于鉴定可有效治疗和/或免疫WNV和其它新出现的黄病毒感染的新型抗玻璃病毒化学治疗剂和/或疫苗的高通量细胞筛选试验,例如JEV,SLEV,AV,KV, JV,CV,YV,TBEV,DENV-1,DENV-2,DENV-3,DENV-4,YFV和MVEV。 本发明进一步提供使用新的谱系IWNV反向遗传学系统和/或稳定含有反向遗传学系统的细胞系,抗冻病毒化合物或其改进的衍生物的高通量筛选方法。 此外,本发明提供新的药物组合物,其包含与母体WNV相比毒性较低但相似的免疫原性并且能够在宿主中提供保护性免疫应答的减毒谱系WNV。
    • 9. 发明授权
    • Diagnostic test for West Nile virus
    • 西尼罗河病毒诊断试验
    • US07384785B2
    • 2008-06-10
    • US10839442
    • 2004-05-04
    • Susan J. WongPei-Yong Shi
    • Susan J. WongPei-Yong Shi
    • C12N5/06C12Q1/70G01N33/53G01N33/567A61K39/12
    • G01N33/56983C12Q1/04Y02A50/53
    • The present invention provides a rapid and sensitive method for the detection of a West Nile virus (WNV), Japanese encephalitis virus (JEV), St. Louis encephalitis virus (SLEV) and Dengue virus (DENV) and antibodies directed against thereof involving contacting a biological specimen suspected of being infected with WNV, JE, SLE or DEN with a substantially purified and isolated WNV E glycoprotein or subfragment thereof having a native conformation wherein the E glycoprotein or subfragment thereof has a reactivity with antibodies against WNV and a cross-reactivity with antibodies against JEV, SLEV and DENV. The instant invention further provides a rapid, sensitive, and consistent method for the specific detection of WNV by employing diagnostic assays having the antigen NS5 which is specifically reactive with anti-WNV antibodies but not cross-reactive with antibodies against other flaviviruses such as JEV, SLEV, or DENV. The present invention also provides a rapid, sensitive, and consistent method for the specific detection of DENV by employing diagnostic assays having the antigen NS5 which is specifically reactive with anti-DENV antibodies but do not cross-react with antibodies against other flaviviruses such as JEV, SLEV, or WNV. Further, the DENV NS5 antigens are serospecific and do not cross react with antibodies to other DENV strains. Thus, the method of the present invention provides a manner by which to discriminate infections by each DENV strain. Further, diagnostic kits for carrying out the methods are provided. The methods and kits for carrying out the methods of the invention are rapid and require as little as 10 minutes to detect a result. The invention also provides monoclonal antibodies against WNV NS5 and DENV NS5 antigen and their use in detecting WNV and DENV infections in a biological sample.
    • 本发明提供了用于检测西尼罗河病毒(WNV),日本脑炎病毒(JEV),圣路易斯脑炎病毒(SLEV)和登革热病毒(DENV))的快速和灵敏的方法以及针对其的抗体涉及使 怀疑被WNV,JE,SLE或DEN感染的生物样品具有天然构象的基本纯化和分离的WNV E糖蛋白或其亚片段,其中E糖蛋白或其亚片段与针对WNV的抗体具有反应性和与 针对JEV,SLEV和DENV的抗体。 本发明进一步提供了通过采用具有与抗-WNV抗体特异性反应但不与抗其它黄病毒(例如JEV)的抗体交叉反应的抗原NS5的诊断试验来进行WNV的特异性检测的快速,灵敏和一致的方法, SLEV或DENV。 本发明还提供了通过使用具有与抗DENV抗体特异性反应但不与抗其他黄病毒抗体(例如JEV)的抗体的抗原NS5的诊断测定法来快速,灵敏和一致的方法来进行DENV的特异性检测 ,SLEV或WNV。 此外,DENV NS5抗原是血清特异性的,并且不与其他DENV毒株的抗体交叉反应。 因此,本发明的方法提供了鉴别每种DENV毒株感染的方式。 此外,提供了用于实施方法的诊断试剂盒。 用于实施本发明方法的方法和试剂盒是快速的,并且需要少至10分钟来检测结果。 本发明还提供针对WNV NS5和DENV NS5抗原的单克隆抗体及其在检测生物样品中的WNV和DENV感染中的用途。
    • 10. 发明申请
    • Diagnostic test for west nile virus
    • 西尼罗病毒诊断试验
    • US20060115896A1
    • 2006-06-01
    • US10839442
    • 2004-05-04
    • Susan WongPei-Yong Shi
    • Susan WongPei-Yong Shi
    • C12P21/06C12N5/06C12N5/16
    • G01N33/56983C12Q1/04Y02A50/53
    • The present invention provides a rapid and sensitive method for the detection of a West Nile virus (WNV), Japanese encephalitis virus (JEV), St. Louis encephalitis virus (SLEV) and Dengue virus (DENV) and antibodies directed against thereof involving contacting a biological specimen suspected of being infected with WNV, JE, SLE or DEN with a substantially purified and isolated WNV E glycoprotein or subfragment thereof having a native conformation wherein the E glycoprotein or subfragment thereof has a reactivity with antibodies against WNV and a cross-reactivity with antibodies against JEV, SLEV and DENV. The instant invention further provides a rapid, sensitive, and consistent method for the specific detection of WNV by employing diagnostic assays having the antigen NS5 which is specifically reactive with anti-WNV antibodies but not cross-reactive with antibodies against other flaviviruses such as JEV, SLEV, or DENV. The present invention also provides a rapid, sensitive, and consistent method for the specific detection of DENV by employing diagnostic assays having the antigen NS5 which is specifically reactive with anti-DENV antibodies but do not cross-react with antibodies against other flaviviruses such as JEV, SLEV, or WNV. Further, the DENV NS5 antigens are serospecific and do not cross react with antibodies to other DENV strains. Thus, the method of the present invention provides a manner by which to discriminate infections by each DENV strain. Further, diagnostic kits for carrying out the methods are provided. The methods and kits for carrying out the methods of the invention are rapid and require as little as 10 minutes to detect a result. The invention also provides monoclonal antibodies against WNV NS5 and DENV NS5 antigen and their use in detecting WNV and DENV infections in a biological sample.
    • 本发明提供了用于检测西尼罗河病毒(WNV),日本脑炎病毒(JEV),圣路易斯脑炎病毒(SLEV)和登革热病毒(DENV))的快速和灵敏的方法以及针对其的抗体涉及使 怀疑被WNV,JE,SLE或DEN感染的生物样品具有天然构象的基本纯化和分离的WNV E糖蛋白或其亚片段,其中E糖蛋白或其亚片段与针对WNV的抗体具有反应性和与 针对JEV,SLEV和DENV的抗体。 本发明进一步提供了通过采用具有与抗-WNV抗体特异性反应但不与抗其它黄病毒(例如JEV)的抗体交叉反应的抗原NS5的诊断试验来进行WNV的特异性检测的快速,灵敏和一致的方法, SLEV或DENV。 本发明还提供了通过使用具有与抗DENV抗体特异性反应但不与抗其他黄病毒抗体(例如JEV)的抗体的抗原NS5的诊断测定法来快速,灵敏和一致的方法来进行DENV的特异性检测 ,SLEV或WNV。 此外,DENV NS5抗原是血清特异性的,并且不与其他DENV毒株的抗体交叉反应。 因此,本发明的方法提供了鉴别每种DENV毒株感染的方式。 此外,提供了用于实施方法的诊断试剂盒。 用于实施本发明方法的方法和试剂盒是快速的,并且需要少至10分钟来检测结果。 本发明还提供针对WNV NS5和DENV NS5抗原的单克隆抗体及其在检测生物样品中的WNV和DENV感染中的用途。