致病源 的英文怎麼說
中文拼音 [zhìbìngyuán]
致病源
英文
etiology-
Type 1 pili is the important virulence factors on the e. coli in fection in chicken. through the adhering of pili, e. coli adhered on the epidermic cell of aspiratory tract, which was the first step of invading in host
1型菌毛是雞源致病性大腸桿菌的重要毒力因子，在致病過程中介導細菌吸附於雞呼吸道粘膜上皮細胞完成入侵的第一步。The result showed that the homology rate of pila gene among the 5 avian pathogenic e. coli strains tested and one human e. coli were from 89. 8 % to 91. 1 %, and the homology rate of amino acid were from 88. 5 % to 91. 8 %. the homology rate of pila gene sequence among 5 avian pathogenic e. coli strains tested and avian pathogenic e. coli reported ( serotype o1, o2, o78 ) were from 87. 8 % to 90. 2 %, and the homology rate of amino acid were from 84. 6 % to 91. 2 %. there had homology in avian pathogenic e. coli. there had some common antigen side in type 1 pili of avian pathogenic e. coli
結果表明：運用msha法檢測1型菌毛的檢出率為80 （ 36 45 ） ， pcr法的檢出率為95 . 5 （ 43 45 ） ， pcr方法用於1型菌毛的檢測比msha更加敏感、快速、特異性強；選擇5株優勢血清型雞源致病性大腸桿菌代表株（ o _ （ 89 ） ， o _ （ 119 ） ， o _ （ 141 ） ， o _ （ 127 ） ）的1型菌毛pila基因的pcr擴增片段經純化后，分別定向克隆到puc18質粒的多克隆位點，構建了含有目的基因片段的克隆質粒，並轉化到dh5株大腸桿菌載體菌中，篩選獲得陽性克隆菌株。In this paper, 45 e. coli strains isolated from chicken farms in sichuan province were determined to be the pathogenic e. coli by animal test. type 1 pili of 45 strains isolated was detected by msha. the pila gene of 45 avian pathogenic e. coli strains were amplified by the polymerase chain reaction ( pcr ) with primers designed according to the sequence of the pila gene in genbank. results showed that pcr was more sensitive, faster and more characteristic than msha to detect type 1 pili
本研究將從四川規模化雞場分離鑒定、經1日齡雛雞致病性試驗得到的雞源致病性大腸桿菌45株，採用d -甘露糖敏感血凝試驗（ msha ）檢測1型菌毛，根據genbank中公布的人源大腸桿菌1型菌毛pila基因序列設計一對引物用pcr擴增雞源致病性大腸桿菌1型菌毛pila基因。In this study, the meaningful results have been achieved, which is the important basic work to research the pili subunit vaccine of avian e. coli, and detect pila gene by nucleric acid probe. moreover, it is significant to research molecular epidemiology, to diagnose, to prevent and treat avian colibacillosis
本研究為雞源致病性大腸桿菌菌毛基因工程疫苗的研究，制備核酸探針檢測pila基因提供了重要材料，對雞大腸桿菌病的分子流行病學研究、診斷和防治研究具有重要意義。Objective to analyze the causative organism, predisposing medical condition and treatment result of endogenous endophthalmitis
摘要目的分析內源性眼內炎的致病菌、全身易發因素及治療結果。These toxic substance include pesticides, heavy metals and its compound materials, organic and inorganic matters, micro - organisms, oily materials, plant nutrients, various discarded garbage and radioactive substances, etc. the sources of the water pollution mainly come from unprocessed factory, domestic and hospital sewages
這些有害物質包括農藥重金屬及其化合物等有毒物質，有機和無機化學物質，致病微生物油類物質植物營養物，各種廢棄物和放射性物質等。水污染的來源主要是未加處理的工業廢水生活廢水和醫院污水。Prions are infectious agents composed of proteins which differ from all other known pathogenic agents in that they lack a genome
這種新的致病源由於本身沒有基因組而有別于已知的致病源（如細菌、病毒等） 。Cold light therapy apparatus of tl - a series mainly uses acc - urate high - strength short - wave cold light radiation to kill pathogenic factors and harmful cells, activate helpful cells, and strengthen immune function of cells in local infected area, and thus achieves the goal of treating and preventing diseases
系列冷光源治療儀主要用高強度的精確短波冷光源輻射殺滅致病因子和有害細胞，激活有益細胞並能增強局部病區細胞免役力，徹底達到治病防病的目的。Contamination status of four food borne pathogens
4種食源性致病菌污染狀況調查Surveillance for foodborne pathogen in foods in shaanxi province
2002年陜西省食品中食源性致病菌監測Analysis on the result of detecting 5 kinds of food borne pathogens in food
食品中5種食源性致病菌監測結果分析Contamination status of food - borne pathogens in food during 2005, yangzhou
2005年揚州市食源性致病菌污染狀況研究The results indicate that the nucleotide sequences and deduced amino acid sequences of all the guangxi isolates in the signal peptides were highly homologous, but lowly homologous with other reference strains. the amino acid composes and arrangement of all guangxi isolates at the cleavage site has the typical pattern of ndv virulent strains, and is identical with the facts in the field cases. all the guangxi isolates are classified into genotype vii of apmv - 1, the same genotype dominated in china and other areas in recent years
結果發現，廣西分離株之間在信號肚的核旮酸和氨基酸同源性很高，而與其它參考株差異較大；廣西分離株在裂解位點的氨基酸組成和排列均符合強毒株的特徵，並與毒株在臨床上的致病情況相符；根據apmvlf基因第47位第420位核苦酸序列所繪制的系譜樹吵ylogenetictree ）來看，廠西雞和鵝分離株都歸屬于基因型vll 。Particular attention is paid to sinks, bath tubs and drainage points as the causative agent of severe acute respiratory syndrome can survive much longer in the presence of organic materials
消毒的重點地方為每個單位的廚房及廁所，尤其注意洗滌盆、浴缸及排水位。這是因為引致嚴重急性呼吸系統綜合癥的病源體可在有機物質中生存更長時間。Avian paramyxovirus type 1 ( apmv - 1 ) may cause diseases, named differently in different poultry species, including chicken newcastle disease, goose paramyxovirus disease, pigeon paramyxovirus type 1 disease. the virulence and pathogenicity of apmv - 1 field isolates are different among the poultry species. there is not a technique available for the rapid diagnosis of the disease in all the species and the determination of virulence of the virus at the same time
禽型副粘病毒（ avianparamyxovirustype1 ， apmv - 1 ）引起的相關疾病主要有雞新城疫、鵝副粘病毒病、鴿型副粘病毒病，但不同禽源的apmv - 1分離株對其它禽類的毒力和致病性都有所差異，雖然apmv - 1在多種禽類廣泛流行，目前仍未有一種既可檢測所有禽源的apmv - 1 ，同時又能鑒別其毒力強弱的快速診斷方法。About one hundred cattle were killed from a second infected herd on a farm about three kilometers from the first
一個距離首次發現致病源的牧場3公里左右的牧場中，一群數量約為100的二次感染的牛群被處死。He said that the woman from nbc was " feeling fine " and that health authorities and the fbi were working to isolate the sources of the outbreak
他說全國廣播公司的那位婦女目前「感覺良好」 ，健康機構和聯邦調查局正努力隔離致病源。When an infectious pathogen ( a disease - causing agent ) enters the body, b cells are activated and release antibodies into the bloodstream to combat the pathogen
當一個感染性病原體（致病源）進入體內， b細胞就能被激活並釋放抗體進入血液抵抗病原體。The programme focuses on studies in the molecular pathogenesis of influenza, emerging bacterial and fungal infections and antimicrobial resistance, and oncogenic viruses
計劃的研究焦點分別在流感的分子性致病源、新發細菌及真菌感染、抗微生物耐藥性及致癌性病毒。There was a 100 % homology which was among sd - 3 / 98, js30 / 99 and hk46 for the hv region of vp2. it was demoastrated that the new wibdv strains gx8 / 99 had changed in both pathogenicity and vp2 gene
Sd l 97 、 sd 3 98 、 js 30 99相互之間及其與ibdv參考株hk46間均具有相當高的同源性，結果似乎說明ibdv毒株的致病性與vpz基因高變區變異的關系不大。分享友人