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- Conclusion The application of SRFE can decrease MLD effectively when form mice septic peritonitis models, especially for those bacteria with low pathogenicity. 结论 在建立低毒力菌株小鼠急性细菌性腹膜炎模型时SRFE的添加可有效降低细菌的最低致死剂量。
- Meanwhile, the strain could not propagate in MDCK without trypsin and IVPI and ICPI assays characterized the virus as a low pathogenic avian influenza virus. 同时该毒株在缺乏胰酶的MDCK上不生长，其静脉接种指数（IVPI）、脑内接种指数（ICPI）都等于0，说明该毒株属于低致病力禽流感病毒。
- Adenovirus as gene transfer vector is characterized by high transfection efficiency,high titer,good stability in target cells and low pathogenicity,and has been widely used in gene therapy. 腺病毒载体是一种非常有效的转基因载体,具有高效率、低致病性、高滴度及不整合入宿主细胞染色体等优点,广泛应用于基因治疗。
- Conclusion SH is an effective pathogenic Strain to control Blattella germanica. 结论SH菌株是防治德国小蠊的有效致病菌株。
- Adenovirus as gene transfer vector is characterized by high transfection efficiency, high titer, good stability in target cells and low pathogenicity, and has been widely used in gene therapy. 摘要腺病毒载体是一种非常有效的转基因载体，具有高效率、低致病性、高滴度及不整合入宿主细胞染色体等优点，广泛应用于基因治疗。
- The final form of the virus, biomedical researchers fear, will be a highly pathogenic strain of influenza that spreads easily among humans. 生物医学研究人员担心,这种病毒的最终形式将是一种很容易在人群中传播的高度致病的流感毒株。
- The results showed that dimethachlon-resistant mutants had lower pathogenicity and competition capacity than their parents isolates and carbendazim-resistant isoltes. 研究表明抗菌核净突变体的生存竞争能力低于野生敏感菌和抗多菌灵突变体。
- The so-called “low pathogenic” form commonly causes only mild symptoms (ruffled feathers, a drop in egg production) and may easily go undetected. 所谓“低致病性”通常造成轻度的症状（羽毛变皱或粗糙，产蛋量下降）和在不易察时自愈。
- Toclarify Whether the infectious clone derived viruses has the same immwhty as FDD,the 4 donkeys inoculated with PD9 and PD9L2 were challenged with donkey adaPtedequine infectious anemia virus (DA-EIAV), a wild-type pathogenic Strain. 为鉴定感染性分子克隆毒是否具有与FDD和DLV同样的免疫效果，又对PD9和PD9L2分别接种的4头驴用驴系马传贫强毒(Donkey adapted equine infectious anemia virus，DA-EIAV)进行了攻击试验。
- Considerable circumstantial evidence suggests that migratory birds can introduce low pathogenic H5 and H7 viruses to poultry flocks, which then mutate to the highly pathogenic form. 大量证据表明，候鸟可将低致病性病毒传播给鸡群，然后低致病性病毒突变产生高致病性形式。
- The government is trying to keep a low profile on this issue. 政府力图在这个问题上保持低姿态。
- The singer forced his low notes. 那位歌手勉强唱出低音。
- Preliminary identification of the pathogen strain causing iris bacterial soft rot 细菌性软腐病病原物初步鉴定
- He because of bashful but low head. 他因羞愧而低下了头。
- The ship lay keeled over at low tide. 那艘船因退潮而倾覆。
- Objective: To compare the biotype and genetic similarity between groups of commensal and pathogenic strains of candida species. 目的:研究念珠菌种之间及不同来源白念珠菌菌株之间的基因型相关性。
- My home town lies low in a hidden valley. 我的家乡位于一个隐蔽的山谷里。
- Low grades are getting Hellen down. 低分数使海伦闷闷不乐。
- Observe the effect of auricular point press therapy combined with nourishing YIN to lower pathogenic fire herb to the stature of ICPP girl. 方法:对30例女童真性性早熟患儿予耳穴贴压配合滋阴降火中药口服,比较治疗前后预测身高的变化。
- After a brief rally share fall back to a new low. 股票经过一次短暂回升后回落到一个新的低点。
