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an·ti·gen 英ˈæntɪdʒən美ˈæntɪdʒənAHDănʹtĭ-jən ☆☆☆☆☆高STCOCA²⁵⁶¹⁸BNC¹¹⁹⁹⁵iWeb¹²⁰²⁵Economist¹⁷⁹⁰⁵⁺¹⁰ 基本英英词源搭配记法派生词例句Thesaurus例句 n.医抗原复数antigens形容词antigenic副词antigenically异体字antigene名词antigenicity 生命活动的调节
Noun: any substance as a toxin or enzyme that stimulates an immune response in the body especially the production of antibodies前缀anti-, 相对,相反。词根gen,产生,原。histocompatibility antigen组织适合性抗原,组织…common antigen共同抗原antigen receptor抗原受体protective antigen化 保护性抗原…s antigen=s blood …australia antigen肝炎相关抗原,澳大利…modified antigen乙改变的抗原…T antigen肿瘤抗原,t 抗原…complex antigen复合抗原heterophile antigen嗜异性抗原,嗜异抗原…heterogenetic antigen异种抗原partial antigen不完全抗原somatic antigen菌体抗原,O抗原…conjugated antigen结合抗原heterophil antigen嗜异抗原,多亲抗原…private antigen稀有抗原transplantation antigen移植抗原envelope antigen包被抗原complete antigen全抗原,完全抗原…released antigen释放(性抗原… 钱博士antibody抗体+gen产生→能够刺激机体产生抗体的物质⇒抗原 词根gen-产生,起源,生殖,出生,种族,血统来自希腊语,和拉丁词根gen-/gener-产生,起源,生殖,出生,种族,血统及日耳曼词根kin-家庭、氏族最终都源自原始印欧语词根*gene-生,辅音字母k-g相通。anti-反|抗gen-产生⇒n.医抗原n.医|生物抗原能刺激机体产生特异性免疫应答的物质GRE难词记忆antigen→antibody n.抗体+gen产生,原→抗原Pantigenica.抗原的Pholoantigen全抗原Psemiantigen半抗原Pautoantigen自身抗原Piso-antigen同种抗原Pentero-antigen肠抗原Psuperantigenn.超抗原Pantigenicityn.抗原性Palloantigenn.同种抗原Pantigentophil嗜抗原的Pchemo-antigen化学抗原Pheteroantigen异种抗原Ppollen-antigen花粉抗原Pproteantigen蛋白质抗原Pexo-antigen菌表抗原体外抗原Pecto-antigen菌表抗原体外抗原
名词100% 用作名词It will become a tumorantigen.它会变成一种肿瘤抗原。 What is cancerous embryoantigen?癌胚抗原是什么? Eachantigenmay have many different determinants.每一个抗原分子可以有数个不同的决定簇。as in.allergen 同义词 dander,irritant,pollen,ragweeddust mite,foreign substance,immune triggeras in.Rh factor 同义词 blood group,Rh antigen,Rhesus factor,Rh-negative,Rh-positive,Rh-typeas in.serum 同义词 antibodyagglutinin,agglutinogen,antiserum,vaccineagglutinoid,immunizer,immunotoxin Rh factornoun blood group antigen Rh antigen,Rh-negative,Rh-positive,Rh-type,Rhesus factor,blood group allergennoun irritant antigen,dander,dust mite,foreign substance,immune trigger,irritant,pollen,ragweed serumnoun antitoxin agglutinin,agglutinogen,agglutinoid,antibody,antigen,antiserum,immunizer,immunotoxin,vaccine The active principle of the vaccine, known as an antigen, is the bit of the pathogen that the immune system recognises and that the antibody sticks on. 疫苗的作用原理在于充当了可被人类的免疫系统识别和产生抗体的抗原,当然,疫苗是不具有感染力的。 yeeyan And both deliver their cargoes to places where antigen- presenting cells abound. 而且两种提案都是把疫苗送到抗原提呈细胞聚集的地方。 ecocn But antigen- presenting cells tend to congregate in places where pathogens arrive, such as the lungs and the skin— not in the muscles where the tip of a hypodermic needle ends up. 但是抗原提呈细胞是在病菌到达的地方聚集,比如肺或皮肤——而不是皮下注射的针头能够到达的肌肉组织。 ecocn Cytotoxic T cells, after sensitization by antigen, are effector cells, especially important in antiviral immunity. 已被抗原致敏的细胞毒性 T细胞是效应细胞,在抗病毒免疫中起到特别重要的作用。 yeeyan Disseminated histoplasmosis infection may be diagnosed using an antigen test, and can be fatal if left untreated. 弥散性组织胞浆菌感染可通过抗原检测进行诊断,如果不及时治疗的话会有致命的危险。 yeeyan Each batch is tested and the sterility of bulk antigen is verified. 对每批疫苗都要进行检验,并要对散装抗原进行无菌性验证。 who Helper T cells recognize processed antigen and activate the humoral immune response. 辅助性 T细胞识别经过处理的抗原并激活体液免疫反应。 yeeyan If less antigen is needed per dose, manufacturers can produce more doses in a shorter time. 如果每一剂疫苗中所需的抗原较少的话,那制造商们就能在更短的时间内造出更多的疫苗。 yeeyan It turned out to be the surface antigen, or immune- response trigger, for hepatitis B— a principal killer among the world’s diseases, and a chief precursor of liver cancer. 这就是乙肝表面抗原,也就是免疫反应的触发物质。乙肝是世界疾病谱中的头号杀手,肝癌的首要病因。 ecocn Lassa fever is diagnosed by detection of Lassa antigen, anti- Lassa antibodies, or virus isolation techniques. 拉沙热通过发现拉沙抗原、抗拉沙抗体或病毒分离技术进行诊断。 who Post mortem, the standard diagnostic technique is to detect rabies virus antigen in brain tissue by fluorescent antibody test. 在尸检时,标准的诊断技术是通过荧光抗体试验检测脑组织中是否存在狂犬病毒抗原。 who Rapid dipstick tests have been validated for field use to quickly screen for Y. pestis antigen in patients. 快速纤维素试纸试验已验证供现场使用,以迅速地筛查患者的鼠疫杆菌抗原。 who Scientists have recently discovered they can reduce the amount of antigen used to produce pandemic influenza vaccines by using water-in-oil substances that enhance the immune response. 科学家最近发现,如果使用油包水型物质来强化免疫反应,生产大流行性流感疫苗所使用的抗原量就可以减少。 who That would entail development and licensing of novel antigen- sparing vaccine formulations. 这就需要开发和注册新的抗原节约型疫苗。 who Then they injected both groups of mice with an antigen, a substance that attracts the attention of the immune system. 此时,他们给两组小鼠注入抗原一种攻击免疫系统灵敏性的物质。 hjenglish These molecules, known as antigens, are picked up by so-called antigen- presenting cells that display them on their surfaces and show them to the helper cells. 这些分子,即通常所说的抗原,由“抗原递呈细胞”挑选出来,并将其排列在细胞表面,呈现在辅助细胞前。 ecocn This process of DNA rearrangement is required to build the antigen receptor used by T cells, and permanently marks ETPs. 这个 DNA重组的过程是建立 T细胞抗原受体所需要的,并且永久标记早期胸腺祖细胞。 yeeyan Though the contribution to European DNA from Neanderthals is only about6 percent, that small percentage accounts for half the observed human leukocyte antigen alleles. 虽然尼人遗传给欧洲人的 DNA仅有6%,但是人类目前所发现的白细胞抗原等位基因中,有一半来源于尼人的贡献。 yeeyan Vaccine development: including pursuing multi- antigen, multi- stage, and weakened whole- parasite vaccine approaches. 疫苗研发:包括采用多抗原、多阶段和弱化整虫疫苗方法。 who When sensitized B cells encounter antigen, they divide and differentiate into plasma cells that produce antibody. 当已致敏的 B细胞遇到抗原,会分裂成两个并分化为浆细胞产生抗体。 yeeyan Antigen processing by macrophages precedes recognition of an antigen by lymphocytes. 抗原被巨噬细胞加工表示该抗原将被淋巴细胞识别。 yeeyan |