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1.111239392一种新型冠状病毒肺炎(COVID-19)血清学诊断试剂盒
CN 05.06.2020
Int.Class G01N 33/569
GPHYSICS
01MEASURING; TESTING
NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
33Investigating or analysing materials by specific methods not covered by groups G01N1/-G01N31/131
48Biological material, e.g. blood, urine; Haemocytometers
50Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
53Immunoassay; Biospecific binding assay; Materials therefor
569for microorganisms, e.g. protozoa, bacteria, viruses
Appl.No 202010121435.7 Applicant 浙江诺迦生物科技有限公司 Inventor 范春雷
本发明公开了一种新型冠状病毒肺炎(COVID‑19)血清学诊断试剂盒,包括S‑IgM/IgG和N‑IgM/IgG两种试纸条,组装成一个双抗原四联检试剂盒,可以针对新型冠状病毒肺炎COVID‑19病人血清抗新型冠状病毒棘突蛋白S的IgM/IgG抗体及抗新型冠状病毒核衣壳蛋白N的IgM/IgG抗体四个指标同时检测。本发明的试剂盒通过量子点荧光标记和多级偶联放大信号提高检测灵敏度、通过双抗原四联检提高检测准确性、通过建立病毒灭活系统保障检测过程中的生物安全性。试剂盒适合包括全血、血浆、血清检测,可应用于新型冠状病毒肺炎(COVID‑19)血清学诊断。
2.111239394一种基于混合抗原快速检测新型冠状病毒抗体试剂盒
CN 05.06.2020
Int.Class G01N 33/569
GPHYSICS
01MEASURING; TESTING
NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
33Investigating or analysing materials by specific methods not covered by groups G01N1/-G01N31/131
48Biological material, e.g. blood, urine; Haemocytometers
50Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
53Immunoassay; Biospecific binding assay; Materials therefor
569for microorganisms, e.g. protozoa, bacteria, viruses
Appl.No 202010156804.6 Applicant 四川省人民医院 Inventor 杨正林
本发明公开了一种基于混合抗原快速检测新型冠状病毒抗体试剂盒,包括COVID‑19核衣壳蛋白抗原胶体金和COVID‑19纤突蛋白抗原胶体金。将该试剂盒用于用于诊断新型冠状肺炎,操作简便,可直接将COVID‑19核衣壳蛋白抗原胶体金和COVID‑19纤突蛋白抗原胶体金混合作为整体进行检测,或者检测时直接将COVID‑19核衣壳蛋白抗原胶体金和COVID‑19纤突蛋白抗原胶体金混合进行检测,检测灵敏度高,利于疫情的有效控制。
3.111233985一种新型冠状病毒IgA抗体快速检测试纸条的制备方法
CN 05.06.2020
Int.Class C07K 14/165
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
KPEPTIDES
14Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof
005from viruses
08RNA viruses
165Coronaviridae, e.g. avian infectious bronchitis virus
Appl.No 202010083400.9 Applicant 北京丹大生物技术有限公司 Inventor 周裕军
本发明提供了一种检测新型冠状病毒2019‑nCoV IgA抗体的重组蛋白、试纸条、制备方法和应用;属于病毒检测技术领域;所述重组蛋白的氨基酸序列如SEQ ID No.1所示;所述试纸条包括底板以及依次搭接粘贴在底板上的样品吸收垫、荧光微球垫、硝酸纤维素膜和吸水垫,所述荧光微球垫喷涂有荧光微球标记的2019新型冠状病毒特异性抗原,所述硝酸纤维素膜上固定有检测区和质控区,所述检测区喷涂有抗人IgA抗体,所述质控区喷涂有羊抗鸡IgY抗体。本发明中所述试纸条通过检测唾液样本中的IgA抗体,能够简单、快速、准确的检测新型冠状病毒,实现新型冠状病毒的早期检测。
4.111217920新冠病毒N-S优势表位融合蛋白、制备方法、应用,及表达蛋白、微生物、应用,试剂盒
CN 02.06.2020
Int.Class C07K 19/00
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
KPEPTIDES
19Hybrid peptides
Appl.No 202010163749.3 Applicant 河北精硕生物科技有限公司 Inventor 陈庆全
本发明公开了一种新冠病毒N‑S优势表位融合蛋白、制备方法、应用,及表达蛋白、微生物、应用,试剂盒,属于基因工程技术领域。其中新型冠状病毒N‑S优势表位融合蛋白为新型冠状病毒N蛋白和S蛋白的优势表位融合蛋白,首先由新型冠状病毒的S蛋白优势表位区段抗原与N蛋白优势表位区段抗原构建成一个融合表达抗原;然后通过基因优化去除稀有密码子获得优化后基因序列,最终获得高效表达的可溶性高活性抗原。本发明的新型冠状病毒N‑S优势表位融合蛋白为可溶性表达、产量高、纯度高、活性好,适用于新型冠状病毒患者的确诊检测。
5.111218459一种以人复制缺陷腺病毒为载体的重组新型冠状病毒疫苗
CN 02.06.2020
Int.Class C12N 15/50
CCHEMISTRY; METALLURGY
12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
NMICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
15Mutation or genetic engineering; DNA or RNA concerning genetic engineering, vectors, e.g. plasmids, or their isolation, preparation or purification; Use of hosts therefor
09Recombinant DNA-technology
11DNA or RNA fragments; Modified forms thereof
31Genes encoding microbial proteins, e.g. enterotoxins
33Genes encoding viral proteins
40Proteins from RNA viruses, e.g. flaviviruses
50Coronaviridae, e.g. infectious bronchitis virus, transmissible gastroenteritis virus
Appl.No 202010193587.8 Applicant 中国人民解放军军事科学院军事医学研究院 Inventor 陈薇
本发明提供一种以人5型复制缺陷腺病毒为载体的新型冠状病毒疫苗。所述疫苗以E1、E3联合缺失的复制缺陷型人5型腺病毒为载体,以整合腺病毒E1基因的HEK293细胞为包装细胞系,携带的保护性抗原基因是经过优化设计的2019新型冠状病毒(SARS‑CoV‑2)S蛋白基因(Ad5‑nCoV)。S蛋白基因经优化后,在转染细胞中的表达水平显著升高。该疫苗在小鼠和豚鼠模型上均具有良好的免疫原性,能在短时间内诱导机体产生强烈的细胞及体液免疫反应。hACE2转基因小鼠上的保护效果研究显示,单次免疫Ad5‑nCoV14天后能够明显降低肺组织内部的病毒载量,说明该疫苗对2019新型冠状病毒具有良好的免疫保护效果。此外,该疫苗制备快速简便,可在短期内实现大规模生产用于应对突发疫情。
6.111218458编码SARS-CoV-2病毒抗原的mRNA和疫苗及疫苗的制备方法
CN 02.06.2020
Int.Class C12N 15/50
CCHEMISTRY; METALLURGY
12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
NMICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
15Mutation or genetic engineering; DNA or RNA concerning genetic engineering, vectors, e.g. plasmids, or their isolation, preparation or purification; Use of hosts therefor
09Recombinant DNA-technology
11DNA or RNA fragments; Modified forms thereof
31Genes encoding microbial proteins, e.g. enterotoxins
33Genes encoding viral proteins
40Proteins from RNA viruses, e.g. flaviviruses
50Coronaviridae, e.g. infectious bronchitis virus, transmissible gastroenteritis virus
Appl.No 202010125774.2 Applicant 珠海丽凡达生物技术有限公司 Inventor 彭育才
本发明提供了一种编码SARS‑CoV‑2病毒抗原的mRNA和疫苗及疫苗的制备方法,涉及疫苗的技术领域。该编码SARS‑CoV‑2病毒抗原的mRNA至少含有编码SARS‑CoV‑2病毒的S蛋白和N蛋白中的至少一个蛋白,和/或至少一个蛋白的片段的编码区,该mRNA递送至体内可以使机体产生免疫反应。
7.3656856LIVE, ATTENUATED CORONAVIRUS COMPRISING A VARIANT REPLICASE GENE ENCODING POLYPROTEINS COMPRISING A MUTATION IN NSP-10.
EP 27.05.2020
Int.Class C12N 7/04
CCHEMISTRY; METALLURGY
12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
NMICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
7Viruses, e.g. bacteriophages; Compositions thereof; Preparation or purification thereof
04Inactivation or attenuation; Producing viral sub-units
Appl.No 19208113 Applicant THE PIRBRIGHT INST Inventor BICKERTON ERICA
The present invention provides a live, attenuated coronavirus comprising a variant replicase gene encoding polyproteins comprising a mutation in one or more of non-structural protein(s) (nsp)-10, nsp-14, nsp-15 or nsp-16. The coronavirus may be used as a vaccine for treating and/or preventing a disease, such as infectious bronchitis, in a subject.
8.111187782猪Delta冠状病毒病毒样颗粒及其制备方法和应用
CN 22.05.2020
Int.Class C12N 15/50
CCHEMISTRY; METALLURGY
12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
NMICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
15Mutation or genetic engineering; DNA or RNA concerning genetic engineering, vectors, e.g. plasmids, or their isolation, preparation or purification; Use of hosts therefor
09Recombinant DNA-technology
11DNA or RNA fragments; Modified forms thereof
31Genes encoding microbial proteins, e.g. enterotoxins
33Genes encoding viral proteins
40Proteins from RNA viruses, e.g. flaviviruses
50Coronaviridae, e.g. infectious bronchitis virus, transmissible gastroenteritis virus
Appl.No 202010064111.4 Applicant 上海交通大学 Inventor 严亚贤
本发明提供了一种猪Delta冠状病毒病毒样颗粒及其制备方法和应用,首先设计并扩增猪Delta冠状病毒结构蛋白基因,并利用结构蛋白基因构建重组穿梭质粒,利用重组穿梭质粒构建重组杆粒,将重组杆粒转染Sf9细胞,得到表达猪Delta冠状病毒结构蛋白的重组杆状病毒,将重组杆状病毒感染Sf9细胞,纯化,得到猪Delta冠状病毒样颗粒;本发明的制备方法使用无血清培养的Sf9细胞表达制备,结合蔗糖密度溶液超速离心获得PDCoV‑VLP病毒样颗粒,该PDCoV‑VLP病毒样颗粒具有完整性,免疫原性好,免疫动物产生抗体滴度和安全性高的优点,可用于猪Delta冠状病毒病毒病的预防,故具有良好的开发和应用前景。
9.111154779一种MERS RNA核酸参考品的制备方法
CN 15.05.2020
Int.Class C12N 15/50
CCHEMISTRY; METALLURGY
12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
NMICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
15Mutation or genetic engineering; DNA or RNA concerning genetic engineering, vectors, e.g. plasmids, or their isolation, preparation or purification; Use of hosts therefor
09Recombinant DNA-technology
11DNA or RNA fragments; Modified forms thereof
31Genes encoding microbial proteins, e.g. enterotoxins
33Genes encoding viral proteins
40Proteins from RNA viruses, e.g. flaviviruses
50Coronaviridae, e.g. infectious bronchitis virus, transmissible gastroenteritis virus
Appl.No 201910978081.5 Applicant 中国科学院武汉病毒研究所 Inventor 危宏平
本发明公开了一种MERS RNA核酸参考品的制备方法,所述制备方法分别将MERS的upE基因和ORF1a基因串联以及ORF1b和N基因串联整合到慢病毒的表达质粒载体中,将构建的两个表达质粒与三个包装质粒分别在工程大肠杆菌菌株中扩增,得到大量的质粒后,再将构建的两个表达质粒分别和三个包装质粒共同转染至HEK293T细胞中,经细胞表达后得到大量的包装了MERS RNA的慢病毒颗粒,本发明涉及基因工程技术领域。该MERS RNA核酸参考品的制备方法,制备的颗粒作为MERS RNA检测的阳性参考品,能很好地模拟从实际样本中提取病毒核酸RNA到核酸检测的整个过程,此外,将该病毒颗粒通过冻干保护剂进行冻干后得到的冻干粉,非常稳定,在45℃放置四周拷贝数基本不变。
10.111153991一种人SARS-CoV-2单克隆抗体及其制备方法和应用
CN 15.05.2020
Int.Class C07K 16/10
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
KPEPTIDES
16Immunoglobulins, e.g. monoclonal or polyclonal antibodies
08against material from viruses
10from RNA viruses
Appl.No 202010120349.4 Applicant 北京博奥森生物技术有限公司 Inventor 赵风强
本发明公开了一种人SARS‑CoV‑2单克隆抗体,其制备方法为:以SARS‑CoV Nucleocapsid重组蛋白为免疫原,免疫BALB/c小鼠,进行小鼠脾细胞和鼠骨髓瘤细胞融合及亚克隆,再经商品化的产品SARS‑CoV‑2 Nucleocapsid及MERS Nucleocapsid进行大量反复筛选以及细胞株的驯化,最终成功获得可分泌高亲和力、高特异性抗SARS‑CoV‑2 N单克隆抗体杂交瘤细胞株,最后腹水制备及纯化,获得单克隆抗体;SARS‑CoV Nucleocapsid重组蛋白的氨基酸序列如SEQ ID NO.1所示。本发明还公开了该单克隆抗体在制备SARS‑CoV‑2病毒检测产品中的应用,在制备抑制SARS‑CoV‑2病毒的药物中的应用。本发明的单克隆抗体可通过双抗体夹心法对人体咽拭子/肺部分泌物等样本中SARS‑CoV‑2进行检测,可应用于SARS‑CoV‑2检测试剂盒,适用于SARS‑CoV‑2病毒感染的诊断、防控,病毒的科学研究等。