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宁波沿海陆源排污口拟杆菌(Bacteroidetes)分布的特点
引用本文:王中华,徐茂琴,谢 利,张迪骏,周 君,何伟娜,陈丽萍,童茜茜,张春丹,苏秀榕.宁波沿海陆源排污口拟杆菌(Bacteroidetes)分布的特点[J].海洋与湖沼,2014,45(5):1030-1036.
作者姓名:王中华  徐茂琴  谢 利  张迪骏  周 君  何伟娜  陈丽萍  童茜茜  张春丹  苏秀榕
作者单位:宁波大学海洋学院 宁波 315211;宁波城市职业技术学院 宁波 315100;国家海洋局北海环境监测中心 青岛 266061;宁波大学海洋学院 宁波 315211;宁波大学海洋学院 宁波 315211;宁波大学海洋学院 宁波 315211;宁波大学海洋学院 宁波 315211;宁波大学海洋学院 宁波 315211;宁波大学海洋学院 宁波 315211;宁波大学海洋学院 宁波 315211
基金项目:海洋公益性行业专项经费资助项目, 201105007 号; 浙江省重大科技攻关项目, 2006C13089 号; 宁波市科技局资助项目,2008C50027 号
摘    要:采用高通量454焦磷酸测序方法对宁波沿海2个重点排污口、8个一般排污口的20个站位水样进行分析,得到2011年3月、5月、8月、10月份各排污口总体微生物以及拟杆菌纲的分布情况。通过对454测序结果分析,共成功鉴定24个门,主要包括变形菌门(Proteobacteria)、拟杆菌门(Bacteroidetes)和后壁菌门(Firmicutes)等。其中拟杆菌门的变化趋势与梭杆菌门(Fusobacteria)相似,均为随月份的增加而递增的趋势。在拟杆菌门下,共鉴定出3个纲3个目9个科27个属,4个采样月份大部分站点的优势属为黄杆菌纲(Flavobacteria),其次为拟杆菌纲(Bacteroidetes)、鞘脂杆菌纲(Sphingobacteria),通过聚类分析发现,拟杆菌门分布规律主要与排污口类型和季节有一定的关系。通过454测序检测到了极难培养的寡营养细菌鞘脂杆菌,也说明了454测序较传统微生物生态学研究方法的优势,同时针对普雷沃菌属(Prevotella sp.)及黄杆菌属(Flavobacterium sp.)两种具有代表性的属的分布情况进行了分析。

关 键 词:陆源排污口  拟杆菌  黄杆菌  鞘脂杆菌  焦磷酸测序
收稿时间:2013/9/28 0:00:00
修稿时间:2013/11/17 0:00:00

DISTRIBUTION OF BACTEROIDETES IN NINGBO COASTAL SEWAGE OUTLETS
WANG Zhong-Hu,XU Mao-Qin,XIE Li,ZHANG Di-Jun,ZHOU Jun,HE Wei-N,CHEN Li-Ping,TONG Qian-Qian,ZHANG Chun-Dan and SU Xiu-Rong.DISTRIBUTION OF BACTEROIDETES IN NINGBO COASTAL SEWAGE OUTLETS[J].Oceanologia Et Limnologia Sinica,2014,45(5):1030-1036.
Authors:WANG Zhong-Hu  XU Mao-Qin  XIE Li  ZHANG Di-Jun  ZHOU Jun  HE Wei-N  CHEN Li-Ping  TONG Qian-Qian  ZHANG Chun-Dan and SU Xiu-Rong
Institution:School of Marine Science, Ningbo University, Ningbo 315211, China;Ningbo City College of Vocational Technology, Ningbo 315100, China;North China Sea Environmental Monitoring Center, State Oceanic Administration, Qingdao 266061, China;School of Marine Science, Ningbo University, Ningbo 315211, China;School of Marine Science, Ningbo University, Ningbo 315211, China;School of Marine Science, Ningbo University, Ningbo 315211, China;School of Marine Science, Ningbo University, Ningbo 315211, China;School of Marine Science, Ningbo University, Ningbo 315211, China;School of Marine Science, Ningbo University, Ningbo 315211, China;School of Marine Science, Ningbo University, Ningbo 315211, China
Abstract:Water samples were collected in 20 sites at 10 sewage outlets in Ningbo City, Zhejiang during March, May, August, and October in 2011, and analyzed using high-throughput 454 pyrophosphate sequencing to determine the distribution of all the microbial and Bacteroidetes. Among the results, 24 phyla were identified successfully, including Proteobacteria, Bacteroidetes, Cyanobacteria and Firmicutes. The variation tendency of Bacteroidetes and Fusobacteria was similar that increased with time. In Bacteroidetes, 27 genera 9 families and 3 classes were identified. The results show that Flavobacteria was the dominant bacteria in the four months, followed by Bacteroidetes and Sphingobacteria. The type of sewage outlets and seasons affected the distribution of Bacteroidetes shown by clustering analysis. Sphingobacteria that is very difficult to culture was detected by high-throughput pyrophosphate sequencing technology (by 454 Life Science), indicating the advantage of the technology over traditional microbial ecology. Meanwhile, distributions of both Prevotella sp. and Flavobacterium sp. reprehensive of Bacteroidetes were analyzed.
Keywords:sewage outlets    Bacteroidete    Flavobacteria    Sphingobacteria    the 454 pyrophosphate sequencing
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