Institutional Repository of Key Laboratory of Experimental Marine Biology, Institute of Oceanology, Chinese Academy of Sciences
Susceptibility of a Vibrio alginolyticus rpoS mutant to environmental stresses and its expression of OMPs | |
Wang Shuxian1; Wei Jianteng2; Li Tianbao1; Wang, SX (reprint author), Mariculture Inst Shandong Prov, Shandong Prov Key Lab Dis Control Mariculture, 47 Guizhou Rd, Qingdao, Shandong, Peoples R China. | |
2012-08-01 | |
发表期刊 | JOURNAL OF BASIC MICROBIOLOGY
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ISSN | 0233-111X |
卷号 | 52期号:4页码:467-476 |
文章类型 | Article |
摘要 | Vibrio alginolyticus, one of the most important opportunistic pathogens, can be detected in human being and marine animals. Like other bacteria, V. alginolyticus is able to adapt to a variety of stressful environmental changes. The alternate sigma factor RpoS, which is a regulator during stationary phase, plays an important role in surviving under these stressful situations in many bacteria. Sequence analysis reveals a 990 bp open reading frame which is predicted to encode a 330-amino-acid protein with 68% to 96% overall identity to other reported sequences. To study the function of rpoS, the rpoS gene of V. alginolyticus VIB283 was cloned and an rpoS mutant was constructed by homologous recombination. Comparison of the study result of the wild type and the mutant showed that the mutant was more sensitive to stress conditions such as high osmolarity, oxidative stress, heat shock, and long-term starvation and that the LD50 of the mutant strain to the zebra fish was about 2.8 times as that of the control strain. In addition, the SDS-PAGE analysis indicated that the outer membrane proteins (OMPs) existed great differences. ((c) 2012 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim) |
关键词 | Rpos Susceptibility Environmental Stresses Outer Membrane Proteins Vibrio Alginolyticus |
学科领域 | Microbiology |
DOI | 10.1002/jobm.201100249 |
URL | 查看原文 |
收录类别 | SCI |
语种 | 英语 |
WOS记录号 | WOS:000307162200012 |
引用统计 | |
文献类型 | 期刊论文 |
条目标识符 | http://ir.qdio.ac.cn/handle/337002/12389 |
专题 | 实验海洋生物学重点实验室 |
通讯作者 | Wang, SX (reprint author), Mariculture Inst Shandong Prov, Shandong Prov Key Lab Dis Control Mariculture, 47 Guizhou Rd, Qingdao, Shandong, Peoples R China. |
作者单位 | 1.Mariculture Inst Shandong Prov, Shandong Prov Key Lab Dis Control Mariculture, Qingdao, Shandong, Peoples R China 2.Chinese Acad Sci, Inst Oceanol, Qingdao, Shandong, Peoples R China |
推荐引用方式 GB/T 7714 | Wang Shuxian,Wei Jianteng,Li Tianbao,et al. Susceptibility of a Vibrio alginolyticus rpoS mutant to environmental stresses and its expression of OMPs[J]. JOURNAL OF BASIC MICROBIOLOGY,2012,52(4):467-476. |
APA | Wang Shuxian,Wei Jianteng,Li Tianbao,&Wang, SX .(2012).Susceptibility of a Vibrio alginolyticus rpoS mutant to environmental stresses and its expression of OMPs.JOURNAL OF BASIC MICROBIOLOGY,52(4),467-476. |
MLA | Wang Shuxian,et al."Susceptibility of a Vibrio alginolyticus rpoS mutant to environmental stresses and its expression of OMPs".JOURNAL OF BASIC MICROBIOLOGY 52.4(2012):467-476. |
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