Amino acid substitutions were present in progeny virus by RT-PCR.

However, the mechanism of secondary bacterial infection following virus infection is still unknown.

然而，呼吸道病毒感染继发细菌感染的机制至今尚不清楚。

Resistance to heat and bacterial wilt and virus disease.

抗青枯病和病毒病。

Ribosome inactivation protein ( RIPs) is one kind of protein which could inhibition the development and increase of pathogenic bacteria, which have broad spectrum resistance to fungi, bacterial and virus.

核糖体失活蛋白（RIPs）是一类对真菌、细菌、病毒等具有广谱抗性的可以抑制病菌生长增殖能力的蛋白质。

Study on bacterial and virus fossils from a smelly coal seam in southeastern Shanxi

晋东南地区臭煤层中细菌化石及病毒化石的研究

The healthier you are, the healthier your immune system is to meet the challenges of bad bacteria in the wrong place or a bacterial virus that may cause disease.

你越是健康，你的免疫系统就越会在面临错误地方的坏细菌或者感染病毒可能会导致疾病的细菌的挑战中越有利。

This will help you sweat and emiction, regulate your temperature and also excrete bacterial virus in your body as soon as possible.

多多喝水不仅促使汗出和排尿，而且有利于体温的调节，促使体内细菌病毒迅速排泄掉。

Bacteriophage is of a bacterial virus which is ubiquitous in nature.

噬菌体作为感染细菌的病毒，在自然界中广泛存在。

They are oncogenic DNA virus with icosahedral capsids 40 nm~ 45 nm in diameter, containing three to four viral proteins and double strand, covalently closed, circular genomes approximately 5 000 bp in size.

病毒无囊膜，直径40nm～45nm，有3种～4种衣壳蛋白，基因组为约5000对核苷酸组成的双链闭合环状DNA。

Human papillomavirus is an oncogenic DNA virus and has more than 90 subtypes. High risk types ( HPV 16, 18, 33) are associated with many kinds of malignant neoplasms of head and neck.

人乳头状瘤病毒是一种致瘤性DNA病毒，在其90个亚型中以高危型HPV16，HPV18，HPV33等与人类头颈部恶性肿瘤关系密切。

The results indicated that there was no oncogene in L783-MuLV genome, L783-MuLV belonged to slow oncogenic virus.

这说明，L783小鼠白血病病毒基因组中不含有致癌病毒基因，此病毒属于慢性致瘤性逆转录病毒。

He assumed that the tumour cells, if they contained an oncogenic virus, should harbour viral DNA integrated into their genomes.

他认为，肿瘤细胞，如果它们载有致癌病毒，应港湾病毒DNA整合到它们的基因组。

A new microbial method for testing mumps virus

流行性腮腺炎病毒微生物检验方法的建立及应用

Analysis on genotype of mumps virus strain circulating in Beijing city

北京地区流行性腮腺炎病毒流行株基因型分析

Development of Rapid Real-Time RTPCR Method for Detection of Mumps Virus

流行性腮腺炎病毒荧光定量逆转录-聚合酶链反应快速检测方法的建立

Genetic Characteristics of Mumps Virus in China From 2006 to 2008

中国2006～2008年流行性腮腺炎病毒的基因特征分析

Expression of foreign genes in adult rats' central nervous system by use of defective herpes simplex virus type 1 vectors

利用缺陷型单纯疱疹病毒载体在大鼠中枢神经系统表达外源基因

The construction of a series of defective herpes simplex virus vectors

单纯疱疹病毒I型扩增子系列载体的构建

To this end, the design of the dozens of pairs of amplification primers for different proto-oncogene J subsets of avian leukemia virus chimeric molecules to the gag gene and the fps gene chimera molecule, and further amplified by the helper virus and defective virus wholly genome.

为此，设计了数十对针对不同原癌基因与J亚群禽白血病毒嵌合体分子的引物扩增到了gag基因与fps基因的嵌合体分子，并进一步扩增了辅助病毒和缺陷病毒的全基因组。

Occult hepatitis B virus infected donors exist in our country. And some features of them have been studied in our experiment.

我国献血者中有一定比例的隐性乙型肝炎感染者存在，并初步掌握了其血清学及分子生物学特点。

Occult hepatitis B virus infection in hemat-opoietic stem cell donors in a hepatitis B virus endemic area

乙型肝炎病毒流行区中造血干细胞供体的隐匿性乙型肝炎病毒的感染