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贝类中3种组织血型抗原ELISA检测方法的建立与分型
引用本文:刘帅帅,姚琳,马丽萍,周德庆,赵峰.贝类中3种组织血型抗原ELISA检测方法的建立与分型[J].中国水产科学,2013,20(1):211-216.
作者姓名:刘帅帅  姚琳  马丽萍  周德庆  赵峰
作者单位:1. 中国水产科学研究院 黄海水产研究所, 山东 青岛 266071
2. 中国海洋大学 食品科学与工程学院, 山东 青岛 266003
基金项目:国家自然科学基金项目(31101883);国际科技合作项目(2010DFA31720)
摘    要:人类组织血型抗原(histo-blood group antigens,HBGAs)是诺如病毒(NoVs)的结合受体,本研究假设贝类中也存在类似的HBGAs并且特异性地富集NoVs,利用HBGAs单克隆抗体,建立贝类中3种HBGAs的ELISA检测方法,分析牡蛎(Crassostrea gigas)、缢蛏(Sinonovacula constricta)、菲律宾蛤仔(Ruditapes philippinarum)、紫贻贝(Mytilus galloprovincialis)、毛蚶(Scapharca subcrenata)、栉孔扇贝(Chlamys farreri)等6种双壳贝类中HBGAs的类型。结果显示,在上述6种贝类中都检测出A型抗原,其中菲律宾蛤仔的检出率为11.6%(9/77),紫贻贝的检出率为28.1%(16/57),缢蛏样品为72.3%(47/65),栉孔扇贝为84.6%(58/69),其余贝类检出率为100%;只有牡蛎样品检出H抗原,检出率为30.7%(28/91);在缢蛏和毛蚶样品中检测出B型抗原,检出率分别为76.9%(50/65)和77.8(56/72)。结果表明贝类中存在不止1种类型的HBGAs。

关 键 词:贝类  组织血型抗原  诺如病毒  酶联免疫吸附  单克隆抗体
修稿时间:2013/2/7 0:00:00

Use of ELISA for the detection and typing of three HBGAs in shellfish
LIU Shuaishuai,YAO Lin,MA Liping,ZHOU Deqing,ZHAO Feng.Use of ELISA for the detection and typing of three HBGAs in shellfish[J].Journal of Fishery Sciences of China,2013,20(1):211-216.
Authors:LIU Shuaishuai  YAO Lin  MA Liping  ZHOU Deqing  ZHAO Feng
Institution:1.Yellow Sea Fisheries Research Institute Chinese Academy of Fishery Sciences,Qingdao 266071,China; 2.College of Food Science and Engineering Ocean University of China,Qingdao 266003,China
Abstract:

The histo-blood group antigens (HBGAs) located on cells of the human gastrointestinal tract function as receptors for NoVs. It is hypothesized that HBGA-like receptors are present in shellfish and are responsible for the specific accumulation of NoVs. We used human HBGA-specific monoclonal antibodies (MAbs) to develop an ELISA method for detection of three forms of HBGA in six bivalve shellfish species (oysters, razor clam, clam, blue mussel, blood clam, and scallop). All six species expressed type-A HBGAs. The detection rate of type-A HBGAs was 11.6%, 28.1%, 72.3%, and 84.6% in Ruditapes philippinarum, Mytilus galloprovincialis, Sinonovacula constricta, and Chlamys farreri tissue, respectively. All samples of oyster and blood clam contained type-A HBGAs. Type-H HBGAs were found only in oysters with a detection rate of 30.7%. Type-B HBGAs were present in the razor clam and blood clam (detection rate of 76.9% and 77.8%, respectively). Our results suggest that multiple HBGAs are expressed in bivalve shellfish and provide insight into the mechanism of accumulation of NoVs by bivalve shellfish.

Keywords:shellfish  HBGAs  NoVs  ELISA  monoclonal antibody
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