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- They vary in shape. The two main classes are RNA viruses (see retrovirus) and DNA viruses. 病毒形状各不相同。主要的二类是核糖核酸病毒和去氧核糖核酸病毒。
- Coverage includes DNA viruses such as herpes simplex, retroviruses such as HIV, and RNA viruses such as mumps and rubella. 新闻报导包括DNA 病毒，例如 疹单纯，象HIV 那样的变性病毒和象流行性腮腺炎和风疹那样的RNA病毒。
- Geminiviruses are the only other group of plant DNA viruses known. 双联病毒是已知的唯一另一组植物dna病毒。
- rna dna virus rna dna 病毒
- Geminiviruses are a group of single-stranded circular DNA viruses occurred worldwide, and caused severe diseases in several economically important crops. 双生病毒是一类世界范围内广泛发生的单链环状DNA病毒，已在多种重要经济作物上引起严重危害。
- The hepatitis B virus (HBV) is an enveloped DNA virus with an icosahedral nucleocapsid. 人类B型肝炎病毒是带有外套膜的DNA病毒，内有一个二十面体的核心颗粒。
- Cidofovir, an acyclic nucleotide analogue, was effective against a wide variety of DNA virus. 西多福韦(抗病毒药)属无环核酸类药物,有广谱抗DNA病毒活性。
- Human papillomavirus(HPV) is a kind of small DNA virus without capsulse.It has strong squamous epithelium-like characteristics. 人乳头瘤病毒(HPV)是一种无包膜的小DNA病毒,具有很强的嗜鳞状上皮的特性。
- Background Human Papillomavirus is a kind of DNA virus which specially cause the formation of hyperproliferative epithelial lesions. 研究背景 人乳头瘤病毒(HPV)是一类特异性地引起人皮肤粘膜上皮增生性病变的DNA病毒，现已发现110多个型别，其中高危型HPV与人类多种恶性肿瘤的发生密切相关，如子宫内膜癌、外阴癌、喉癌、口腔癌、肺癌、食管癌及膀胱癌等，特别是在宫颈癌发生中的作用已得到肯定。
- Hepatitis B virus (HBV) genome is partial double strands and looped DNA virus, which have 3200 bps,consisting of two parts of structure and regulator gene ranks. 乙型肝炎病毒(HBV)基因组为部分双链环状DNA病毒，属嗜肝DNA病毒科，其基因组约3200个碱基对(bp)，分为结构基因和调节基因序列两部分。
- Human parvovirus B19 (PVB 19), the only parvovirus known tobe pathogenic in human , belongs to the genus Parvovirus in the familyParvoviridae. It is the smallest animal DNA virus. 人微小病毒B19（human parvovirus B19，PVB19）是微小病毒科微小病毒属中目前已知的唯一致人类疾病的病毒，也是动物病毒中体积最小结构最简单的DNA病毒。
- A Rapid Plant DNA Viruses Release Protocol from Plant Tissue 一种快速提取植物病毒DNA的方法
- A latent or immortalizing infection may result from DNA virus infection of a cell that restricts or lacks the machinery for transcribing all the viral genes. 潜伏或永生化感染可以在DNA病毒感染的细胞中引起，因其限制或缺乏病毒基因转录所需的设备材料。
- Some viruses incubate very rapidly. 有些病毒繁殖得很迅速。
- DNA and RNA are both types of nucleic acid. 脱氧核糖核酸和核糖核酸是两种类型的核酸。
- We should be watchful of computer viruses. 我们应该警惕计算机病毒。
- The study of viruses and viral diseases. 病毒学一种病毒和病毒性疾病的研究
- These examples imply the interactions of RNA viruses with proteins, DNA, and polysaccharides. 这些实例涵盖了Rna病毒与蛋白质、na及多糖等生物材料的相互作用。
- Keywords DNA viruses;Liver tropism;Tissue distribution; 关键词DNA病毒;肝;组织分布;
- New strains of viruses appear periodically. 新菌系的细菌周期性地产生。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
