But experts say it will be very difficult to isolate this part of the protein from the virus to use in a vaccine, or to manufacture it using genetic engineering.
不过，专家们说，很难从病毒中分离出这部分蛋白质用于疫苗，或利用基因工程生产出这种蛋白质。
The genetic structure of 45W, the structural features of 45W gene-encoded protein, and the traits of immune responses to 45W vaccine are completely and systematically reviewed in this paper.
本文就45W基因的结构、45W编码蛋白的结构特征、45W抗原疫苗免疫应答特点以及今后的研究方向作了全面、系统的综述。
Novavax's bird flu vaccine uses particles that mimic the size and shape of the virus, which trigger an immune response but lack the genetic material to replicate.
诺华发明的禽流感疫苗利用了模拟病毒大小和形状的颗粒，这足以激发免疫应答但并不含有病毒复制需要的遗传物质。
The research on tumor vaccine has been a key method of tumor active immunotherapy with the development and application of molecular biological and genetic engineering technology.
随着分子生物学及基因工程技术的出现及应用，肿瘤疫苗的研究已成为主动性免疫治疗的重要手段之一。
Objective Study the relationship between type A influenza virus genetic variation with survival selective pressure, help for the finding of possible vaccine conserved antigen target.
目的研究甲型流感病毒基因变异与生存选择压力的关系，指导保守疫苗靶位点的寻找。
The development and application of bacterial mutation technique offers new tools for research on new bacterial vaccine, bacterial genetic function and genetic therapy etc.
细菌基因突变技术的开发和应用为细菌疫苗研制、细菌基因功能研究和基因治疗提供了新的技术手段。
The results in this experiment are very important for further study on development of genetic engineering vaccine against rabies and on the investigation of molecular epidemiology of rabies virus.
实验结果对狂犬病的分子流行病学、致病机理的研究及基因工程疫苗开发是十分重要的。
According to the U. S. daily scientific network reported, for a long time to develop AIDS vaccine is a major obstacle to AIDS virus (HIV) with a high degree of genetic variability.
据美国每日科学网报道，长期以来，研制艾滋病疫苗主要障碍是艾滋病病毒(HIV)具有高度的遗传变异性。
The enterotoxin gene and fimbrial gene are major reason for the pathogenic character of ETEC. The new method is found in preventing from diarrhea, which is enterotoxin genetic engineering vaccine.
ETEC的肠毒素基因和菌毛蛋白基因对于ETEC的致病性起主要作用，肠毒素基因工程疫苗为预防ETEC引起的腹泻开辟了新的途径。
So it's has great significance to construct the mutant storehouse and slecte the toxicity weak Hps mutant strain for developing the genetic engineering attenuated vaccine.
如构建出突变体库，从中筛选出毒力减弱的副猪嗜血杆菌突变菌株，对研制出基因工程弱毒活疫苗具有重要意义。
Could HIV itself, stripped of nef and adjacent sections of genetic material, provide the basis for such a vaccine, as Deacon and his colleagues cautiously suggest?
HIV病毒除去“否因”与邻近的一些基因物质后，是否真如迪肯和他的同僚审慎暗示的一样，可以作为艾滋病疫苗的基础？
Could HIV itself, stripped of nef and adjacent sections of genetic material, provide the basis for such a vaccine, as Deacon and his colleagues cautiously suggest?
HIV病毒除去“否因”与邻近的一些基因物质后，是否真如迪肯和他的同僚审慎暗示的一样，可以作为艾滋病疫苗的基础？
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