Abstract:
A differential diagnostic method of duck hepatitis virus(DHV) type 1 is provided to improve rapidness and accuracy of diagnosis, and diagnose common genes and different genes of duck hepatitis virus type 1 in the liver tissue separated from young ducks infected by the duck hepatitis virus type 1, and viruses causing other RNA viral diseases derived from fowls. Duck hepatitis virus type 1 gene has the nucleotide sequence consisting of 2C gene, capsid gene and 5'-UTR(untranslated region) gene, wherein the 2C gene has the nucleotide sequence selected from SEQ ID NOs:1, 4, 7, 10, 13, 16, 19, 22 and 25; the capsid gene has the nucleotide sequence selected from SEQ ID NOs:2, 5, 8, 11, 14, 17, 20, 23 and 26; and the 5'-UTR gene has the nucleotide sequence selected from SEQ ID NOs:3, 6, 9, 12, 15, 18, 21, 24 and 27. Duck hepatitis virus-specific primers have the nucleotide sequences of SEQ ID NOs:28 to 33 and specifically recognize the 2C gene, capsid gene and 5'-UTR gene, respectively. A differential diagnostic method of duck hepatitis virus(DHV) type 1 comprises the steps of: (1) homogenizing the liver tissue separated from young ducks infected by the duck hepatitis virus type 1 to float in 10% PBS(phosphate buffered saline); (2) obtaining the supernatant and separating RNA from the supernatant by RNA extraction method; (3) synthesizing cDNA(complementary DNA) from the separated RNA through reverse transcription method by using reverse transcriptase; (4) preparing primers specific to 2C gene, capsid gene and 5'-UTR gene from cDNA, and amplifying the genes through PCR(polymerase chain reaction); and (5) subjecting the PCR products to electrophoresis using 1.5% agarose gel.
Abstract translation:提供1型鸭肝炎病毒(DHV)的鉴别诊断方法,以提高诊断的快速性和准确性,并在鸭肝炎病毒感染的幼鸭分离的肝组织中诊断1型鸭肝炎病毒的常见基因和不同基因 类型1,以及导致其他来源于家禽的RNA病毒病毒的病毒。 鸭肝炎病毒1型基因具有由2C基因,衣壳基因和5'-UTR(非翻译区)基因组成的核苷酸序列,其中2C基因具有选自SEQ ID NO:1,4,7,10, 13,16,19,22和25; 所述衣壳基因具有选自SEQ ID NO:2,5,8,11,14,17,20,23和26的核苷酸序列; 并且5'-UTR基因具有选自SEQ ID NO:3,6,9,12,15,18,21,24和27的核苷酸序列。鸭肝炎病毒特异性引物具有SEQ ID NO: 28〜33,分别特异性地识别2C基因,衣壳基因和5'-UTR基因。 鸭肝炎病毒(DHV)1型的鉴别诊断方法包括以下步骤:(1)将由1型鸭肝炎病毒感染的幼鸭分离的肝组织匀浆在10%PBS(磷酸盐缓冲盐水)中漂浮; (2)通过RNA提取方法获得上清液和上清液中的RNA; (3)使用逆转录酶通过逆转录法从分离的RNA合成cDNA(互补DNA); (4)从cDNA制备特异于2C基因,衣壳基因和5'-UTR基因的引物,并通过PCR(聚合酶链式反应)扩增基因; 和(5)使用1.5%琼脂糖凝胶对PCR产物进行电泳。
Abstract:
A method for diagnosing duck hepatitis virus type 1 is provided to reduce the diagnosis time, improve convenience of diagnosis, and enhance diagnosis accuracy by performing PCR using a primer set specific to duck hepatitis virus type 1. The method for diagnosing duck hepatitis virus type 1 comprises the steps of: (1) pulverizing the liver tissue infected by duck hepatitis virus and suspending the pulverized liver tissue in PBS(phosphate buffer saline); (2) extracting RNA from the supernatant by using LS reagent; (3) synthesizing cDNA from the extracted RNA by using reverse transcriptase(MMLV); (4) performing PCR using synthesized cDNA as a template using 3D gene-specific primers having the nucleotide sequences of SEQ ID NOs:6 and 7; and (5) subjecting the PCR product to electrophoresis by using 1.5% agarose gel, wherein the 3D gene is derived from duck hepatitis virus type 1 and has the nucleotide sequence selected from SEQ ID NO:1 to SEQ ID NO:5.
Abstract translation:提供一种用于诊断1型鸭肝炎病毒的方法,通过使用特异于1型鸭肝炎病毒的引物组进行PCR,减少诊断时间,提高诊断方便性,提高诊断准确度。1型鸭肝炎病毒诊断方法 包括以下步骤:(1)粉碎鸭肝炎病毒感染的肝组织,并将粉碎的肝组织悬浮于PBS(磷酸盐缓冲盐水)中; (2)使用LS试剂从上清液中提取RNA; (3)使用逆转录酶(MMLV)从提取的RNA合成cDNA; (4)使用具有SEQ ID NO:6和7的核苷酸序列的3D基因特异性引物,使用合成的cDNA作为模板进行PCR; 和(5)使用1.5%琼脂糖凝胶对PCR产物进行电泳,其中3D基因来源于1型鸭型肝炎病毒,并具有选自SEQ ID NO:1至SEQ ID NO:5的核苷酸序列。
Abstract:
본 발명은 오리 간염바이러스 1형(duck hepatitis virus type 1) 유전자의 감별진단방법(differential diagnostic method)에 관한 것으로, 더욱 상세하게는 2C 유전자, 캡시드(capsid) 유전자 및 5'-UTR(untranslated region) 유전자를 표적(target)하는 특이 프라이머를 사용하여 RT-PCR 방법으로 오리 간염바이러스 1형과 유전자형이 다른 오리 간염바이러스 유전자를 감별 진단하는 방법에 관한 것이다. 또한 본 발명에 따른 감별진단방법은 조류 유래의 다른 병원성 RNA 바이러스들과도 신속하고 정확하게 감별적으로 진단하는데 유용하다. 오리 간염바이러스 1형 및 아형, PCR, 5′-UTR 유전자, 캡시트 유전자, 3D 유전자
Abstract:
A new vaccine to duck hepatitis virus is provided to have excellence in resistance against epidemic duck hepatitis and lessen damage caused by the duck hepatitis. A method for producing vaccine(deposition No. KCCM10883P) of duck hepatitis virus having sequence of sequence No. 1 [SEQ ID NO:1] comprises: a step of diluting recently epidemic duck hepatitis virus in phosphate buffer; a step of inoculating 7-9 days old chicken embryo; a step of culturing the inoculated chicken embryo at 37°C for three days; and a step of collecting the cultured chicken embryo and performing subculture sequencially to adapt the chicken embryo. A process for manufacturing a new vaccine is performed with: the step of attenuating the duck hepatitis virus; a step of testing restoration of attenuated virus; a step of searching defense ability of vaccine to selected duck hepatitis virus; a step of searching defense ability in each pathway; a step of searching minimum amount of the vaccine; and a step of safety and amount of the vaccine.
Abstract:
A riemerella vaccine for preventing riemerella infection is provided to defend the infection of field pathogenic Riemerella anatipestifer which occurs frequently in a country and prevent ducks from being perished by the riemerella infection, thereby minimizing economical loss of a duck industry. A riemerella vaccine for preventing riemerella infection comprises an inactivated Riemerella anatipestifer and an immuno-enhancing agent, wherein the inactivated Riemerella anatipestifer is a strain selected from the group consisting of serovar type I, serovar type IV, serovar type VII, serovar type XVI and a mixture strain thereof. A method for preparing the riemerella vaccine comprises the steps of: (a) culturing Riemerella anatipestifer isolated from a suck; (b) adding an inactivating agent such as 0.3% formalized physiological saline solution(FPSS) to a culture solution obtained from the step(a) to inactivate the Riemerella anatipestifer; and (c) adding an immuno-enhancing agent to the inactivated Riemerella anatipestifer culture solution to prepare a mixture vaccine. Further, the immuno-enhancing agent is ISA70.
Abstract:
The present invention relates to an influenza monovalent vaccine having a broad defending activity, or an influenza supplementary vaccine using the same. The influenza monovalent vaccine or influenza supplementary vaccine of the present invention increases the immunity against an M2e protein for influenza virus infection of various serotypes, thereby having a broad defense ability effectively responding to the unforeseen spread of virus like national epidemic.
Abstract:
본 발명은 새로운 오리 간염 바이러스 백신주에 관한 것으로서, 보다 상세하게는 최근 국내에서 유행하는 오리 간염바이러스를 인산완충액에 희석하여 7-9일령 계태아에 접종하여 37℃에서 3일간 배양한 뒤 계태아를 채취하여 다시 인산완충액으로 유제하여 연속으로 계태아에 계대하여 순응시켜 제조한 오리 간염 바이러스 백신주에 관한 것이다. 본 발명에 의한 신규 오리 간염바이러스 백신은 1일령 어린 오리에서 접종할 경우 병원성이 관찰되지 않고 최근 국내에서 유행하는 오리 간염에 대해 100%의 방어능을 발휘할 수 있었다. 오리 간염바이러스 1형, 최근 국내유행 오리 간염바이러스, 백신주, 병원성, 방어능
Abstract:
PURPOSE: An H9 type avian influenza virus diagnosis kit by quick immunochromatography is provided to ensure quick and simple diagnosis without special equipment. CONSTITUTION: A kit for diagnosing H9 type avian influenza virus contains monoclonal antibodies. The monoclonal antibody is prepared from hybridoma cells of deposit number 11753BP, KCTC 11754BP, and KCTC 11755BP. A H9 type avian influenza diagnosis strip contains the monoclonal antibody. The diagnosis strip comprises a sample pad(1), a gold pad(2), nitrocellulose membrane(3), and moisture absorption pad(4). The gold pad contains a gold conjugate in which gold particles are conjugated with a monoclonal antibody produced from hybridoma cells of deposit number KCTC 11755BP.