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。
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。
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 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。
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。
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。
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