Late in the course of the infection, millions of new virus particles are formed and enclosed in polyhedron crystals.
在感染后期，数以百万计的新病毒颗粒形成并包裹在多面体晶体中。
Virus particles differ in shape.
病毒微粒形状不同。
It was hoped these would tangle the virus particles up.
人们希望这些能够将病毒微粒缠在一起。
We found the genome of the virus in the spinal cord, but no viable virus particles.
我们发现这种病毒在脊髓中的基因组，但没有可行的病毒颗粒。
The virus particles could be coated externally with peptides that bind to integrins.
病毒颗粒可以包裹一种多肽，能够和整合素特异性结合。
The virus formed inclusion bodies by using lysosomes as carrier and assembled virus particles.
病毒以溶酶体为载体形成病毒包涵体并进行病毒粒子装配；
Their genetic make-up often changes by mistake when the cells they infect churn out new virus particles.
遭到感染的细胞会大量产生新的病毒颗粒，因此随机的繁复组合变化，常会改造病毒的基因。
The experiment showed that exposure to a low dosage of virus particles resulted in a small number host infections (20%).
实验表明，与低剂量病毒粒子接触，导致少数宿主感染(20%)。
The cells are reprogrammed into iPS cells by injecting virus particles that have been manipulated to carry genetic information.
通过注入人工改造使其携带基因信息的病毒粒子，这些细胞被重新编码成了诱导性多功能干细胞。
Scientists have previously tried to empty virus particles of their genetic material using irradiation or chemical treatment.
科学家们很早就尝试着把空白病毒颗粒装配至纳米材料上，以用于放射或化学治疗。
Scientists at JIC and elsewhere had also previously managed to decorate the surface of virus particles with useful molecules.
JIC和其他地区的科学家也在病毒颗粒表面修饰有用的分子做过尝试。
Finally, the bacterial host is destroyed (lysed), releasing virus particles into the environment to infect new bacterial cells.
最后，细胞宿主被破坏(溶化)，向周围环境释放出病毒粒子去侵染新的细菌细胞。
When the ferrets were in close contact with each other, they were exposed to enough virus particles that infection spread easily.
当雪貂紧密接触时，它们就暴露在足量的病毒颗粒中，感染也容易传播。
The genomes of umbraviruses do not encode a coat protein, and thus no conventional virus particles are formed in infected plants.
幽影病毒的基因组不编码外壳蛋白，不形成通常的病毒粒体结构。
The virus particles attack T-lymphocytes, stealing their genetic machinery, thereby forcing them to produce more copies of the virus.
该病毒粒子攻击T淋巴细胞，盗窃它们的遗传基因机制，从而迫使它们录制更多的病毒复制数目。
Finally, virus particles were examined by electron microscopy and shown to possess the expected size and shape of HCV virus particles.
最终，电镜观察到病毒颗粒形态结构均达到预想状态。
In both transfection and infection models, virus particles were released in a cyclical manner, with bursts of virus produced every 10-14 days.
上述两种转染和感染模型中，发现病毒颗粒呈周期性复制，一般10 - 14天增加一倍。
Concentration of the virus particles by precipitation Because viruses are proteinaceous, they can be precipitated by methods that will precipitate proteins.
通过沉淀将病毒物质浓缩。由于病毒是蛋白质性质的，它们能通过蛋白质沉淀法沉淀。
If there are few virus particles that lead to an infection, the number of virus particles determines the degree of diversity that can be present within the host.
如果有几个病毒粒子导致感染，病毒粒子的数量决定了在宿主中变异程度。
Then they counted how many virus particles were reactivated, finding completely undetectable levels in the treated cells versus detectable levels in the untreated cells.
在此之后，他们对多少病毒粒子恢复活性进行计算。结果发现，接受治疗的细胞内恢复活性的病毒粒子数量处于完全无法探测的水平，相比之下，未接受治疗的细胞却处于可探测状态。
When sera from patients infected with different HCV strains were added to the hepatocyte culture system, viral replication occurred and new virus particles were produced.
发现当HCV携带者的血清加入该培养系统后，仍有大量病毒复制繁殖。
This model predicts how many virus particles have caused an infection and how many different virus genotypes are present in infected hosts, such as plants, insects or people.
该模型可预测多少病毒粒子引起感染以及受感染宿主中，如植物，昆虫或人，有多少种不同病毒基因型存在。
Using this system, his group has demonstrated sustained replication and production of virus particles for at least 2 months, with these virus particles able to infect new cells.
他们已经证实，采用这些培养系统可至少维持病毒颗粒复制繁殖2个月，并且这些病毒又能重新感染新的细胞。
Infection of host cells by virus is the key for the virulence, virus particles infect the host cells by binding to cellular receptor and by the receptor-mediated membrane fusion reaction.
病毒感染宿主细胞是病毒致病的关键所在，病毒感染细胞需要与其受体相结合，介导其与细胞的膜融合反应。
Novavax, another American start-up, has had similarly promising results using “virus-like particles” (made of non-infectious viral proteins purged of genetic material).
美国另一家新型企业—诺瓦瓦克斯公司用类病毒物质（即未感染的病原蛋白，且去掉其遗传物质）得到了差不多的结果，都很有前景。
That is because particles of the virus ride on the extremely small drops of water floating in the air.
那是因为病毒颗粒停泊在空气中悬浮的极小的水滴上。
That is because particles of the virus ride on the extremely small drops of water floating in the air.
那是因为病毒颗粒停泊在空气中悬浮的极小的水滴上。
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