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Zhang C, Zhang G, Chen Y, Zheng S, Du J, Zhao Z, Zhao Y, Wang N, Chen C, Gao Z, Li S, Liu K. Sphingobacterium tenebrionis sp. nov., isolated from intestine of mealworm. Int J Syst Evol Microbiol 2024; 74. [PMID: 39023139 DOI: 10.1099/ijsem.0.006455] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 07/20/2024] Open
Abstract
A bacterial strain designated PU5-4T was isolated from the mealworm (the larvae of Tenebrio molitor) intestines. It was identified to be Gram-stain-negative, strictly aerobic, rod-shaped, non-motile, and non-spore-forming. Strain PU5-4T was observed to grow at 10-40 °C, at pH 7.0-10.0, and in the presence of 0-3.0 % (w/v) NaCl. Phylogenetic analysis based on 16S rRNA gene sequences indicated that strain PU5-4T should be assigned to the genus Sphingobacterium. The 16S rRNA gene sequence similarity analysis showed that strain PU5-4T was closely related to the type strains of Sphingobacterium lactis DSM 22361T (98.49 %), Sphingobacterium endophyticum NYYP31T (98.11 %), Sphingobacterium soli NCCP 698T (97.69 %) and Sphingobacterium olei HAL-9T (95.73 %). The predominant isoprenoid quinone is MK-7. The major fatty acids were identified as iso-C15 : 0, iso-C17 : 03-OH and summed feature 3 (C16 : 1 ω7c and/or C16 : 1 ω6c) and summed feature 9 (iso-C17 : 0 ω9c). The polar lipids are phosphatidylethanolamine, one unidentified phospholipid, and six unidentified lipids. The genomic DNA G+C content of strain PU5-4T is 40.24 mol%. The average nucleotide identity of strain PU5-4T exhibited respective values of 73.88, 73.37, 73.36 and 70.84 % comparing to the type strains of S. lactis DSM 22361T, S. soli NCCP 698T, S. endophyticum NYYP31T and S. olei HAL-9T, which are below the cut-off level (95-96 %) for species delineation. Based on the above results, strain PU5-4T represents a novel species of the genus Sphingobacterium, for which the name Sphingobacterium temoinsis sp. nov. is proposed. The type strain is PU5-4T (=CGMCC 1.61908T=JCM 36663T).
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Affiliation(s)
- Chengsong Zhang
- School of Life Sciences and Medicine, Shandong University of Technology, Zibo 255000, PR China
- State Key Laboratory of Microbial Technology, Shandong University, Qingdao 266237, PR China
| | - Guoqiang Zhang
- State Key Laboratory of Microbial Technology, Shandong University, Qingdao 266237, PR China
| | - Yuexing Chen
- State Key Laboratory of Microbial Technology, Shandong University, Qingdao 266237, PR China
| | - Shanmin Zheng
- State Key Laboratory of Microbial Technology, Shandong University, Qingdao 266237, PR China
| | - Jieke Du
- State Key Laboratory of Microbial Technology, Shandong University, Qingdao 266237, PR China
| | - Zhiyi Zhao
- State Key Laboratory of Microbial Technology, Shandong University, Qingdao 266237, PR China
| | - Yushuo Zhao
- State Key Laboratory of Microbial Technology, Shandong University, Qingdao 266237, PR China
| | - Ning Wang
- State Key Laboratory of Microbial Technology, Shandong University, Qingdao 266237, PR China
| | - Cheng Chen
- State Key Laboratory of Microbial Technology, Shandong University, Qingdao 266237, PR China
| | - Zhengquan Gao
- School of Pharmacy, Binzhou Medical University, Yantai 264003, PR China
| | - Shengying Li
- State Key Laboratory of Microbial Technology, Shandong University, Qingdao 266237, PR China
- Laboratory for Marine Biology and Biotechnology, Qingdao Marine Science and Technology Center, Qingdao 266237, PR China
| | - Kun Liu
- State Key Laboratory of Microbial Technology, Shandong University, Qingdao 266237, PR China
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Cao S, Duan M, Zhang X, Yang Z, Zhuo R. Bacterial community structure analysis of sludge from Taozi lake and isolation of an efficient 17β-Estradiol (E2) degrading strain Sphingobacterium sp. GEMB-CSS-01. CHEMOSPHERE 2024; 355:141806. [PMID: 38548087 DOI: 10.1016/j.chemosphere.2024.141806] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 04/24/2023] [Revised: 01/28/2024] [Accepted: 03/24/2024] [Indexed: 04/08/2024]
Abstract
Environmental challenges arising from organic pollutants pose a significant problem for modern societies. Efficient microbial resources for the degradation of these pollutants are highly valuable. In this study, the bacterial community structure of sludge samples from Taozi Lake (polluted by urban sewage) was studied using 16S rRNA sequencing. The bacterial phyla Proteobacteria, Bacteroidetes, and Chloroflexi, which are potentially important in organic matter degradation by previous studies, were identified as the predominant phyla in our samples, with relative abundances of 48.5%, 8.3%, and 6.6%, respectively. Additionally, the FAPROTAX and co-occurrence network analysis suggested that the core microbial populations in the samples may be closely associated with organic matter metabolism. Subsequently, sludge samples from Taozi Lake were subjected to enrichment cultivation to isolate organic pollutant-degrading microorganisms. The strain Sphingobacterium sp. GEMB-CSS-01, tolerant to sulfanilamide, was successfully isolated. Subsequent investigations demonstrated that Sphingobacterium sp. GEMB-CSS-01 efficiently degraded the endocrine-disrupting compound 17β-Estradiol (E2). It achieved degradation efficiencies of 80.0% and 53.5% for E2 concentrations of 10 mg/L and 20 mg/L, respectively, within 10 days. Notably, despite a reduction in degradation efficiency, Sphingobacterium sp. GEMB-CSS-01 retained its ability to degrade E2 even in the presence of sulfanilamide concentrations ranging from 50 to 200 mg/L. The findings of this research identify potential microbial resources for environmental bioremediation, and concurrently provide valuable information about the microbial community structure and patterns within Taozi Lake.
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Affiliation(s)
- Shanshan Cao
- Hunan Province Key Laboratory of Plant Functional Genomics and Developmental Regulation, College of Biology, Hunan University, Changsha, 410082, PR China; Hunan Provincial Certified Enterprise Technology Center, Hunan Xiangjiao Liquor Industry Co., Ltd., Shaoyang, 422000, PR China
| | - Mifang Duan
- Hunan Province Key Laboratory of Plant Functional Genomics and Developmental Regulation, College of Biology, Hunan University, Changsha, 410082, PR China
| | - Xuan Zhang
- State Key Laboratory of Utilization of Woody Oil Resource, Hunan Academy of Forestry, Changsha, 410004, PR China
| | - Zhilong Yang
- Hunan Provincial Certified Enterprise Technology Center, Hunan Xiangjiao Liquor Industry Co., Ltd., Shaoyang, 422000, PR China
| | - Rui Zhuo
- Hunan Province Key Laboratory of Plant Functional Genomics and Developmental Regulation, College of Biology, Hunan University, Changsha, 410082, PR China; Hunan Provincial Certified Enterprise Technology Center, Hunan Xiangjiao Liquor Industry Co., Ltd., Shaoyang, 422000, PR China.
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Xie D, Yang M, Zhang S, Xu M, Meng J, Wu C, Wang Q, Liu S. In-situ utilization of nitrogen-rich wastewater discharged from a biotrickling filter as a moisture conditioning agent for composting: Insights into nitrogen transformation behavior and microbial mechanism. BIORESOURCE TECHNOLOGY 2023; 369:128362. [PMID: 36423771 DOI: 10.1016/j.biortech.2022.128362] [Citation(s) in RCA: 4] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 10/17/2022] [Revised: 11/14/2022] [Accepted: 11/16/2022] [Indexed: 06/16/2023]
Abstract
An NH4+-NO2--rich wastewater discharged from a composting-biotrickling filter coupled system can be reused as a composting moisture adjustment agent. To investigate the impact mechanism of reuse, NH4+-NO2--rich wastewater, NH4+-rich wastewater, NO2--rich wastewater, and distilled water were added into the composting (i.e., AMN, AAN, ANO2, and ADW groups). Results show that compost of all groups met the corresponding criteria for stabilization, humification, and non-phytotoxicity of mature compost. AMN increased organic-N and NO3--N content and reduced NH3 emissions, like AAN or ANO2, and avoid stimulating N2O emission in AAN and ANO2. Furthermore, LEfSe analysis of microorganisms revealed that AMN reduced NH3 emissions and increase organic-N content probably due to the inhibition of Alphaproteobacteria by ammonium, and increased nitrate content probably due to the stimulation of Aquamicrobium by nitrite. The avoided N2O emission is probably due to a negative synergistic effect on the stimulation from ammonia and nitrite to denitrifying bacteria (eg., Sphingobacteriaceae).
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Affiliation(s)
- Dong Xie
- Department of Environmental Engineering, School of Energy and Environmental Engineering, University of Science and Technology Beijing, 30 Xueyuan Road, Haidian District, Beijing 100083, China; Department of Environmental Science and Engineering, School of Environment, Tsinghua University, Beijing 100084, China
| | - Min Yang
- Department of Environmental Engineering, School of Energy and Environmental Engineering, University of Science and Technology Beijing, 30 Xueyuan Road, Haidian District, Beijing 100083, China
| | - Shuang Zhang
- Department of Environmental Engineering, School of Energy and Environmental Engineering, University of Science and Technology Beijing, 30 Xueyuan Road, Haidian District, Beijing 100083, China
| | - Mingyue Xu
- Department of Environmental Engineering, School of Energy and Environmental Engineering, University of Science and Technology Beijing, 30 Xueyuan Road, Haidian District, Beijing 100083, China
| | - Jie Meng
- Department of Environmental Engineering, School of Energy and Environmental Engineering, University of Science and Technology Beijing, 30 Xueyuan Road, Haidian District, Beijing 100083, China
| | - Chuanfu Wu
- Department of Environmental Engineering, School of Energy and Environmental Engineering, University of Science and Technology Beijing, 30 Xueyuan Road, Haidian District, Beijing 100083, China; Beijing Key Laboratory on Resource-oriented Treatment of Industrial Pollutants, University of Science and Technology Beijing, 30 Xueyuan Road, Haidian District, Beijing 100083, China.
| | - Qunhui Wang
- Department of Environmental Engineering, School of Energy and Environmental Engineering, University of Science and Technology Beijing, 30 Xueyuan Road, Haidian District, Beijing 100083, China; Beijing Key Laboratory on Resource-oriented Treatment of Industrial Pollutants, University of Science and Technology Beijing, 30 Xueyuan Road, Haidian District, Beijing 100083, China
| | - Shu Liu
- Department of Environmental Science and Engineering, School of Space and Environment, Beihang University, Beijing 100191, China
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He T, Bao J, Leng Y, Snow D, Kong S, Wang T, Li X. Biotransformation of doxycycline by Brevundimonas naejangsanensis and Sphingobacterium mizutaii strains. JOURNAL OF HAZARDOUS MATERIALS 2021; 411:125126. [PMID: 33486232 DOI: 10.1016/j.jhazmat.2021.125126] [Citation(s) in RCA: 19] [Impact Index Per Article: 6.3] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 08/28/2020] [Revised: 01/06/2021] [Accepted: 01/08/2021] [Indexed: 06/12/2023]
Abstract
The fate of doxycycline (DC), a second generation tetracycline antibiotic, in the environment has drawn increasing attention in recent years due to its wide usage. Little is known about the biodegradability of DC in the environment. The objective of this study was to characterize the biotransformation of DC by pure bacterial strains with respect to reaction kinetics under different environmental conditions and biotransformation products. Two bacterial strains, Brevundimonas naejangsanensis DD1 and Sphingobacterium mizutaii DD2, were isolated from chicken litter and characterized for their biotransformation capability of DC. Results show both strains rely on cometabolism to biotransform DC with tryptone as primary growth substrate. DD2 had higher biotransformation kinetics than DD1. The two strains prefer similar pHs (7 and 8) and temperature (30 °C), however, they exhibited opposite responses to increasing background tryptone concentration. While hydrolysis converted DC to its isomer or epimer, the two bacterial strains converted DC to various biotransformation products through a series of demethylation, dehydration, decarbonylation and deamination. Findings from the study can be used to better predict the fate of DC in the environment.
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Affiliation(s)
- Ting He
- School of Environmental Studies, China University of Geosciences, No. 388 Lumo Road, Wuhan, Hubei 430074, China; Department of Civil and Environmental Engineering, University of Nebraska-Lincoln, 900 N 16th St., W150D Nebraska Hall, Lincoln, NE 68588-0531, USA
| | - Jianguo Bao
- School of Environmental Studies, China University of Geosciences, No. 388 Lumo Road, Wuhan, Hubei 430074, China.
| | - Yifei Leng
- School of Civil Engineering, Architecture and Environment, Hubei University of Technology, Wuhan 430068, China
| | - Daniel Snow
- Water Sciences Laboratory, University of Nebraska-Lincoln, Lincoln, NE 68583, USA
| | - Shuqiong Kong
- School of Environmental Studies, China University of Geosciences, No. 388 Lumo Road, Wuhan, Hubei 430074, China
| | - Tong Wang
- School of Environmental Studies, China University of Geosciences, No. 388 Lumo Road, Wuhan, Hubei 430074, China
| | - Xu Li
- Department of Civil and Environmental Engineering, University of Nebraska-Lincoln, 900 N 16th St., W150D Nebraska Hall, Lincoln, NE 68588-0531, USA.
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Zhang XF, Shi R, Chen M, Zhou XK, Wei YQ, Cha QY, Li N, Su YX, Ma L, Mo MH, Cao Y. Sphingobacterium lumbrici sp. nov., a novel bacterium isolated from wormcast of Eisenia foetida. Int J Syst Evol Microbiol 2021; 71. [PMID: 34047689 DOI: 10.1099/ijsem.0.004823] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/18/2022] Open
Abstract
A novel Gram-stain-negative, rod-shaped, non-motile, yellowish bacterium, designated strain 1.3611T, was isolated from the wormcast of Eisenia foetida. The strain grew optimally at 30-37 ℃, at pH 7.0 and with 0-1.0 % (w/v) NaCl. Based on the results of 16S rRNA gene sequence and phylogenetic analyses, strain 1.3611T showed the highest degree of 16S rRNA gene sequence similarity to Sphingobacterium olei HAL-9T (97.0 %), followed by Sphingobacterium alkalisoli Y3L14T (95.8 %). The respiratory quinone of strain 1.3611T was menaquinone-7 (MK-7) and its major cellular fatty acids were iso-C15 : 0 (41.3 %), summed feature 3 (C16 : 1 ω7c and/or C16 : 1 ω6c, 22.1 %) and iso-C17 : 0 3-OH (16.2 %). The major polar lipids were sphingophospholipid, phosphatidylethanolamine, four unidentified glycolipids, two unidentified phospholipids and five unidentified polar lipids. The genomic DNA G+C content was 39.0 mol%. The digital DNA-DNA hybridization and average nucleotide identity values between the genomes of strain 1.3611T and S. olei HAL-9T were 37.9 and 88.9 %, respectively. According to the phenotypic and chemotaxonomic phylogenetic results, strain 1.3611T should represent a novel species of the genus Sphingobacterium, for which the name Sphingobacterium lumbrici sp. nov. is proposed, with strain 1.3611T (=KCTC 62980T=CCTCC AB 2018349T) as the type strain.
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Affiliation(s)
- Xiao-Fei Zhang
- State Key Laboratory for Conservation and Utilization of Bio-Resources in Yunnan, Yunnan University, Kunming, 650091, PR China
| | - Rui Shi
- State Key Laboratory for Conservation and Utilization of Bio-Resources in Yunnan, Yunnan University, Kunming, 650091, PR China
| | - Min Chen
- State Key Laboratory for Conservation and Utilization of Bio-Resources in Yunnan, Yunnan University, Kunming, 650091, PR China
| | - Xing-Kui Zhou
- State Key Laboratory for Conservation and Utilization of Bio-Resources in Yunnan, Yunnan University, Kunming, 650091, PR China
| | - Yu-Qian Wei
- State Key Laboratory for Conservation and Utilization of Bio-Resources in Yunnan, Yunnan University, Kunming, 650091, PR China
| | - Qi-Yan Cha
- Kunming Center for Disease Control and Prevention, Kunming, 650228, PR China
| | - Ni Li
- State Key Laboratory for Conservation and Utilization of Bio-Resources in Yunnan, Yunnan University, Kunming, 650091, PR China
| | - Yuan-Xiao Su
- State Key Laboratory for Conservation and Utilization of Bio-Resources in Yunnan, Yunnan University, Kunming, 650091, PR China
| | - Li Ma
- State Key Laboratory for Conservation and Utilization of Bio-Resources in Yunnan, Yunnan University, Kunming, 650091, PR China
| | - Ming-He Mo
- State Key Laboratory for Conservation and Utilization of Bio-Resources in Yunnan, Yunnan University, Kunming, 650091, PR China
| | - Yi Cao
- Guizhou Academy of Tobacco Science, Guiyang, 550081, PR China
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Li Y, Wang S, Chang JP, Bian DR, Guo LM, Yang XQ. Sphingomonas corticis sp. nov., and Sphingobacterium corticibacterium sp. nov., from bark canker. Int J Syst Evol Microbiol 2020; 70:5627-5633. [PMID: 32924914 DOI: 10.1099/ijsem.0.004451] [Citation(s) in RCA: 12] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/18/2022] Open
Abstract
Two Gram-stain-negative, aerobic, non-motile bacterial strains, 36D10-4-7T and 30C10-4-7T, were isolated from bark canker tissue of Populus × euramericana, respectively. 16S rRNA gene sequence analysis revealed that strain 36D10-4-7T shows 98.0 % sequence similarity to Sphingomonas adhaesiva DSM 7418T, and strain 30C10-4-7T shows highest sequence similarity to Sphingobacterium arenae H-12T (95.6 %). Average nucleotide identity analysis indicates that strain 36D10-4-7T is a novel member different from recognized species in the genus Sphingomonas. The main fatty acids and respiratory quinone detected in strain 36D10-4-7T are C18 : 1 ω7c and/or C18 : 1 ω6c and Q-10, respectively. The polar lipids are diphosphatidylglycerol, phosphatidylcholine, phosphatidylglycerol, aminolipid, phosphatidylethanolamine, sphingoglycolipid, two uncharacterized phospholipids and two uncharacterized lipids. For strain 30C10-4-7T, the major fatty acids and menaquinone are iso-C15 : 0, C16 : 1 ω7c and/or C16 : 1 ω6c and iso-C17 : 0 3-OH and MK-7, respectively. The polar lipid profile includes phosphatidylethanolamine, phospholipids, two aminophospholipids and six unidentified lipids. Based on phenotypic and genotypic characteristics, these two strains represent two novel species within the genera Sphingomonas and Sphingobacterium. The name Sphingomonas corticis sp. nov. (type strain 36D10-4-7T=CFCC 13112T=KCTC 52799T) and Sphingobacterium corticibacterium sp. nov. (type strain 30C10-4-7T=CFCC 13069T=KCTC 52797T) are proposed.
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Affiliation(s)
- Yong Li
- Key Laboratory of Forest Protection of National Forestry and Grassland Administration, Research Institute of Forest Ecology Environment and Protection, Chinese Academy of Forestry, Beijing 100091, PR China
| | - Shengkun Wang
- Research Institute of Tropical Forestry, Chinese Academy of Forestry, Guangzhou 510520, PR China
| | - Ju-Pu Chang
- Puyang Academy of Forestry, Puyang 457000, PR China
| | - Dan-Ran Bian
- Key Laboratory of Forest Protection of National Forestry and Grassland Administration, Research Institute of Forest Ecology Environment and Protection, Chinese Academy of Forestry, Beijing 100091, PR China
| | - Li-Min Guo
- Puyang Academy of Forestry, Puyang 457000, PR China
| | - Xu-Qi Yang
- Puyang Academy of Forestry, Puyang 457000, PR China
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Wang Y, Nan X, Zhao Y, Wang H, Wang M, Jiang L, Zhang F, Xue F, Hua D, Li K, Liu J, Yao J, Xiong B. Coupling 16S rDNA Sequencing and Untargeted Mass Spectrometry for Milk Microbial Composition and Metabolites from Dairy Cows with Clinical and Subclinical Mastitis. JOURNAL OF AGRICULTURAL AND FOOD CHEMISTRY 2020; 68:8496-8508. [PMID: 32633125 DOI: 10.1021/acs.jafc.0c03738] [Citation(s) in RCA: 13] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 06/11/2023]
Abstract
The internal environment of the cow's udder directly affects the udder health and milk quality. 16S rDNA sequencing and liquid chromatography-mass spectrometry (LC-MS) methods were used to investigate the significant differences in milk microbial diversity and metabolites among cows that are healthy (H) and those suffering from subclinical mastitis (SM) and clinical mastitis (CM). Results uncovered more than 16 and 192 differently abundant microbiota at the phylum and genus levels, respectively, and 673 different levels of metabolites enriched in 20 pathways in milk among the 3 groups. This study revealed the positive relevance between Staphylococcus and Streptococcus and ceramide in milk from CM cows. Similarly, Acinetobacter and Corynebacterium were positively associated with testosterone glucuronide and 5-methyl-tetrahydrofolate, in milk from SM cows. On the basis of the combined analysis of microbiome and metabolome, this study indicated that, apart from the exogenous pathogens, some beneficial symbiotic bacteria, such as Dietzia, Aeromicrobium, Alistipes, and Sphingobacterium, rarely reported in milk have been found to be significantly reduced during mastitis.
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Affiliation(s)
- Yue Wang
- State Key Laboratory of Animal Nutrition, Institute of Animal Science, Chinese Academy of Agricultural Sciences, Beijing, 100193, China
- College of Animal Science and Technology, Northwest A&F University, Yangling 712100, China
| | - Xuemei Nan
- State Key Laboratory of Animal Nutrition, Institute of Animal Science, Chinese Academy of Agricultural Sciences, Beijing, 100193, China
| | - Yiguang Zhao
- State Key Laboratory of Animal Nutrition, Institute of Animal Science, Chinese Academy of Agricultural Sciences, Beijing, 100193, China
| | - Hui Wang
- State Key Laboratory of Animal Nutrition, Institute of Animal Science, Chinese Academy of Agricultural Sciences, Beijing, 100193, China
| | - Mengling Wang
- State Key Laboratory of Animal Nutrition, Institute of Animal Science, Chinese Academy of Agricultural Sciences, Beijing, 100193, China
| | - Linshu Jiang
- Beijing Key Laboratory for Dairy Cow Nutrition, Beijing University of Agriculture, Beijing, 102206, China
| | - Fan Zhang
- State Key Laboratory of Animal Nutrition, Institute of Animal Science, Chinese Academy of Agricultural Sciences, Beijing, 100193, China
| | - Fuguang Xue
- State Key Laboratory of Animal Nutrition, Institute of Animal Science, Chinese Academy of Agricultural Sciences, Beijing, 100193, China
- Engineering Research Center of Feed Development, Jiangxi Province Key Laboratory of Animal Nutrition, Jiangxi Agricultural University, Nanchang, 330045, China
| | - Dengke Hua
- State Key Laboratory of Animal Nutrition, Institute of Animal Science, Chinese Academy of Agricultural Sciences, Beijing, 100193, China
| | - Kaimin Li
- School of Biological Science and Medical Engineering, Beihang University, Beijing 100191, China
| | - Jun Liu
- Langfang Academy of Agriculture and Forestry, Langfang, 065000, China
| | - Junhu Yao
- College of Animal Science and Technology, Northwest A&F University, Yangling 712100, China
| | - Benhai Xiong
- State Key Laboratory of Animal Nutrition, Institute of Animal Science, Chinese Academy of Agricultural Sciences, Beijing, 100193, China
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Sphingobium terrigena sp. nov., isolated from gasoline-contaminated soil. Int J Syst Evol Microbiol 2019; 69:2459-2464. [DOI: 10.1099/ijsem.0.003514] [Citation(s) in RCA: 11] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/18/2022] Open
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Sharma S, Chatterjee S. Psychrotolerant Sphingobacterium kitahiroshimense LT-2 Isolated from Dhundi Glacier, Himachal Pradesh: Origin Prediction and Future Application. Indian J Microbiol 2018; 58:234-238. [PMID: 29651184 DOI: 10.1007/s12088-018-0712-6] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/01/2017] [Accepted: 02/01/2018] [Indexed: 11/27/2022] Open
Abstract
A psychrotolerant bacterium, isolated from Dhundi Glacier, Himachal Pradesh (India) was identified as Sphingobacterium kitahiroshimense LT-2 on the basis of biochemical, molecular and phylogenetic analysis. Sphingobacterium kitahiroshimense was first reported from Japan and was isolated from the city of Kitahiroshima, Hokkaido, Japan. In this report we have discussed about the origin of our strain and predicted that air masses and dust associated microbial cells transportation phenomena may be applicable for the origin of this species in this region. Enzymes and secondary metabolites secreted by the genus Sphingobacterium have enormous potentiality regarding their biotechnological application. Preliminary study of our strain based on metabolic profiling through HPLC showed many new metabolites were secreted by the bacterium when grown in presence of different sugar medium at 28 °C. As far as our knowledge this is the first report about Sphingobacterium species isolated from this region. This preliminary finding will help to draw an idea about the bacterial population in this Himalayan Glaciers (in HP) as well as biotechnological application of this strain can be explored further.
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Affiliation(s)
- Shivika Sharma
- 1Bioremediation and Metabolomics Research Group, Department of Chemistry and Chemical Sciences, School of Physical and Material Sciences, Central University of Himachal Pradesh, TAB- Shahpur, Kangra, Himachal Pradesh 176206 India
- 2Department of Environmental Sciences, School of Earth and Environmental Sciences, Central University of Himachal Pradesh, TAB- Shahpur, Kangra, Himachal Pradesh 176206 India
| | - Subhankar Chatterjee
- 1Bioremediation and Metabolomics Research Group, Department of Chemistry and Chemical Sciences, School of Physical and Material Sciences, Central University of Himachal Pradesh, TAB- Shahpur, Kangra, Himachal Pradesh 176206 India
- 2Department of Environmental Sciences, School of Earth and Environmental Sciences, Central University of Himachal Pradesh, TAB- Shahpur, Kangra, Himachal Pradesh 176206 India
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Lee Y, Jin HM, Jung HS, Jeon CO. Sphingobacterium humi sp. nov., isolated from soil. Int J Syst Evol Microbiol 2017; 67:4632-4638. [PMID: 28945541 DOI: 10.1099/ijsem.0.002345] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/18/2022] Open
Abstract
A Gram-stain-negative, facultatively aerobic bacterium, designated strain D1T, was isolated from soil in South Korea. Cells of strain D1T were non-motile rods with oxidase- and catalase-positive activities. Growth was observed at 15-40 °C (optimum, 30-37 °C), at pH 5.5-9.0 (optimum, pH 7.0-8.0) and in the presence of 0.0-5.0 % (w/v) NaCl (optimum, 0.0-1.0 %). The only respiratory quinone detected was menaquinone 7 (MK-7), and iso-C15 : 0, iso-C17 : 0 3-OH and summed feature 3 (comprising C16 : 1ω7c/C16 : 1ω6c) were identified as the major fatty acids. Phosphatidylethanolamine was the major polar lipid, and two unidentified glycophospholipids and four unidentified lipids were also detected as minor polar lipids. Sphingolipids, a typical chemotaxonomic feature of the genus Sphingobacterium, were detected. The G+C content of the genomic DNA was 43.6 mol%. Phylogenetic analysis based on 16S rRNA gene sequences showed that strain D1T formed a phyletic lineage with Sphingobacterium hotanense XH4T within the genus Sphingobacterium. Strain D1T was most closely related to S. hotanense XH4T (98.1 % 16S rRNA gene sequence similarity) and Sphingobacterium cellulitidis R-53603T (97.2 %), and the DNA-DNA relatedness level between strain D1T and the type strain of S. cellulitidis was 43.1±0.7 %. Based on the phenotypic, chemotaxonomic and molecular features, strain D1T clearly represents a novel species of the genus Sphingobacterium, for which the name Sphingobacterium humi sp. nov. is proposed. The type strain is D1T (=KACC 18595T=JCM 31225T).
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Affiliation(s)
- Yunhee Lee
- Department of Life Science, Chung-Ang University, Seoul 06974, Republic of Korea
| | - Hyun Mi Jin
- Freshwater Bioresources Utilization Division, Nakdonggang National Institute of Biological Resources, Gyeongsangbuk-do 37242, Republic of Korea
| | - Hye Su Jung
- Department of Life Science, Chung-Ang University, Seoul 06974, Republic of Korea
| | - Che Ok Jeon
- Department of Life Science, Chung-Ang University, Seoul 06974, Republic of Korea
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Fu YS, Hussain F, Habib N, Khan IU, Chu X, Duan YQ, Zhi XY, Chen X, Li WJ. Sphingobacteriumsoli sp. nov., isolated from soil. Int J Syst Evol Microbiol 2017; 67:2284-2288. [PMID: 28699577 DOI: 10.1099/ijsem.0.001946] [Citation(s) in RCA: 15] [Impact Index Per Article: 2.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/18/2022] Open
Abstract
A Gram-stain-negative, strictly aerobic, rod-shaped, non-motile, non-spore-forming bacterial strain, designated YIM X0211T, was isolated from a soil sample of Shiling County, Yunnan Province, south-west China. The new isolate was characterized taxonomically by using a polyphasic approach. The strain grew optimally at 30 °C, at pH 7.0 and with 0-3 % (w/v) NaCl. It was positive for catalase and oxidase but negative for H2S production. Comparative 16S rRNA gene sequence analysis showed that strain YIM X0211T fell within the cluster comprising Sphingobacterium species and clustered with Sphingobacterium mizutaii DSM 11724T (97.93 % similarity). The G+C content of the genomic DNA was 41.2 mol%. The predominant respiratory quinone was menaquinone MK-7. The major fatty acids were iso-C15 : 0 2-OH, iso-C17 : 0 3-OH and summed feature 3 (C16 : 1ω7c/C16 : 1ω6c). The polar lipids consisted of phosphatidylethanolamine, sphingolipid, and several unknown phospholipids or lipids. The DNA-DNA hybridization value between strain YIM X0211T and S. mizutaii DSM 11724T was 42.3±0.4 %, which is below the 70 % limit for species delineation. These chemotaxonomic data supported the affiliation of strain YIM X0211T to the genus Sphingobacterium. Based on the recorded phenotypic and genotypic characteristics, it is determined that the isolate represents a novel species of the genus Sphingobacterium, for which the name Sphingobacterium soli sp. nov. is proposed. The type strain is YIM X0211T (=KCTC 42696T=CGMCC 1.15966T).
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Affiliation(s)
- Yu-Song Fu
- Yunnan Institute of Microbiology, School of Life Sciences, Yunnan University, Kunming, 650091, PR China
| | - Firasat Hussain
- Yunnan Institute of Microbiology, School of Life Sciences, Yunnan University, Kunming, 650091, PR China
| | - Neeli Habib
- Yunnan Institute of Microbiology, School of Life Sciences, Yunnan University, Kunming, 650091, PR China
| | - Inam Ullah Khan
- Yunnan Institute of Microbiology, School of Life Sciences, Yunnan University, Kunming, 650091, PR China
| | - Xiao Chu
- Yunnan Institute of Microbiology, School of Life Sciences, Yunnan University, Kunming, 650091, PR China
| | - Yan-Qing Duan
- China Tobacco Yunnan Industrial Co. Ltd, Kunming, 650231, PR China
| | - Xiao-Yang Zhi
- Yunnan Institute of Microbiology, School of Life Sciences, Yunnan University, Kunming, 650091, PR China
| | - Xing Chen
- China Tobacco Yunnan Industrial Co. Ltd, Kunming, 650231, PR China
| | - Wen-Jun Li
- State Key Laboratory of Biocontrol and Guangdong Provincial Key Laboratory of Plant Resources, School of Life Sciences, Sun Yat-Sen University, Guangzhou 510275, PR China.,Yunnan Institute of Microbiology, School of Life Sciences, Yunnan University, Kunming, 650091, PR China
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12
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Xu L, Sun JQ, Wang LJ, Gao ZW, Sun LZ, Wu XL. Sphingobacterium alkalisoli sp. nov., isolated from a saline-alkaline soil. Int J Syst Evol Microbiol 2017. [PMID: 28629491 DOI: 10.1099/ijsem.0.001895] [Citation(s) in RCA: 17] [Impact Index Per Article: 2.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/18/2022] Open
Abstract
A Gram-staining-negative, non-motile, non-spore-forming bacterium designated Y3L14T was isolated from the saline-alkaline soil of a farmland, Inner Mongolia, northern China. Strain Y3L14T could grow at 10-40 °C (optimally at 30 °C), pH 6.0-10.0 (optimally at pH 8.0), and in the presence of 0-6.0 % (w/v) NaCl (optimally with 0-2.0 %). Phylogenetic analysis based on the 16S rRNA gene and DNA gyrase subunit B (gyrB) gene sequences revealed that strain Y3L14T clustered with strains belonging to the genus Sphingobacterium, sharing the highest 16S rRNA gene sequence similarity with Sphingobacterium lactis WCC 4512T (94.99 %). Its major cellular fatty acids contained iso-C15 : 0, C16 : 0, iso-C17 : 0 3-OH and summed feature 3 (iso-C15 : 0 2-OH and/or C16 : 1ω7c). Menaquinone-7 (MK-7) was the only isoprenoid quinone. Strain Y3L14T contained phosphatidylethanolamine, sphingophospholipid, two unknown phospholipids and three unknown lipids as the major polar lipids. The genomic DNA G+C content of strain Y3L14T was 36.0 mol%. Based on the phenotypic, phylogenetic and genotypic characteristics, strain Y3L14T represents a novel species within the genus Sphingobacterium, for which Sphingobacterium alkalisoli sp. nov. is proposed; the type strain is Y3L14T (=CGMCC 1.15782T=KCTC 52379T).
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Affiliation(s)
- Lian Xu
- Institute of Innovation (Baotou), Peking University, Baotou 014030, PR China
| | - Ji-Quan Sun
- College of Engineering, Peking University, Beijing 100871, PR China.,Institute of Innovation (Baotou), Peking University, Baotou 014030, PR China
| | - Li-Juan Wang
- Institute of Innovation (Baotou), Peking University, Baotou 014030, PR China
| | - Zhi-Wei Gao
- Sinopec Shengli Oilfield Xinchun Oil Production Plant, Dongying 257000, PR China
| | - Li-Zhu Sun
- Sinopec Shengli Oilfield Xinchun Oil Production Plant, Dongying 257000, PR China
| | - Xiao-Lei Wu
- College of Engineering, Peking University, Beijing 100871, PR China
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13
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Huys G, Purohit P, Tan CH, Snauwaert C, Vos PD, Saffar HA, Obaid IA, Busse HJ, Seemann T, John Albert M. Sphingobacterium cellulitidis sp. nov., isolated from clinical and environmental sources. Int J Syst Evol Microbiol 2017; 67:1415-1421. [DOI: 10.1099/ijsem.0.001832] [Citation(s) in RCA: 18] [Impact Index Per Article: 2.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/18/2022] Open
Affiliation(s)
- Geert Huys
- Laboratory of Microbiology & BCCM Bacteria Collection, Faculty of Sciences, Ghent University, Gent, Belgium
| | | | - Chuan Hao Tan
- Singapore Centre on Environmental Life Sciences Engineering (SCELSE), Nanyang Technological University, Singapore
| | - Cindy Snauwaert
- Laboratory of Microbiology & BCCM Bacteria Collection, Faculty of Sciences, Ghent University, Gent, Belgium
| | - Paul De Vos
- Laboratory of Microbiology & BCCM Bacteria Collection, Faculty of Sciences, Ghent University, Gent, Belgium
| | - Huda Al Saffar
- Assad Al Hamad Dermatology Center, Al-Sabah Hospital, Kuwait
| | - Ina'am Al Obaid
- Department of Medical Microbiology, Al-Sabah Hospital, Kuwait
| | - Hans-Jürgen Busse
- Institut für Mikrobiologie, Veterinärmedizinische Universität Wien, Wien, Austria
| | - Torsten Seemann
- Victorian Life Sciences Computation Initiative, The University of Melbourne, Victoria, Australia
| | - M John Albert
- Department of Microbiology, Faculty of Medicine, Kuwait University, Jabriya, Kuwait
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14
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Lai WA, Hameed A, Liu YC, Hsu YH, Lin SY, Young CC. Sphingobacterium cibi sp. nov., isolated from the food-waste compost and emended descriptions of Sphingobacterium spiritivorum (Holmes et al. 1982) Yabuuchi et al. 1983 and Sphingobacterium
thermophilum Yabe et al. 2013. Int J Syst Evol Microbiol 2016; 66:5336-5344. [DOI: 10.1099/ijsem.0.001517] [Citation(s) in RCA: 15] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/18/2022] Open
Affiliation(s)
- Wei-An Lai
- Agricultural Biotechnology Center, National Chung Hsing University, Taichung, Taiwan, ROC
- Department of Soil and Environmental Sciences, College of Agriculture and Natural Resources, National Chung Hsing University, Taichung, Taiwan, ROC
| | - Asif Hameed
- Department of Soil and Environmental Sciences, College of Agriculture and Natural Resources, National Chung Hsing University, Taichung, Taiwan, ROC
| | - You-Cheng Liu
- Department of Soil and Environmental Sciences, College of Agriculture and Natural Resources, National Chung Hsing University, Taichung, Taiwan, ROC
| | - Yi-Han Hsu
- Department of Soil and Environmental Sciences, College of Agriculture and Natural Resources, National Chung Hsing University, Taichung, Taiwan, ROC
| | - Shih-Yao Lin
- Department of Soil and Environmental Sciences, College of Agriculture and Natural Resources, National Chung Hsing University, Taichung, Taiwan, ROC
| | - Chiu-Chung Young
- Department of Soil and Environmental Sciences, College of Agriculture and Natural Resources, National Chung Hsing University, Taichung, Taiwan, ROC
- Agricultural Biotechnology Center, National Chung Hsing University, Taichung, Taiwan, ROC
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15
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Wang X, Zhang CF, Yu X, Hu G, Yang HX, Zhang YK, Zhu SJ, Jin W, Zhang H, Hong Q. Sphingobacterium chuzhouense sp. nov., isolated from farmland soil. Int J Syst Evol Microbiol 2016; 66:4968-4974. [PMID: 27562767 DOI: 10.1099/ijsem.0.001454] [Citation(s) in RCA: 13] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/18/2022] Open
Abstract
A novel Gram-staining-negative bacterium, designated DH-5T, was isolated from a farmland soil in Chuzhou, Anhui province, China. Cells of strain DH-5T were aerobic, non-motile, non-spore-forming and rod-shaped. The organism grew at 20-37 °C, pH 6.0-9.0 and with 0-5 % NaCl (w/v). The DNA G+C content was 42.8 mol%. The major fatty acids (>5 %) were iso-C15 : 0, summed feature 3 (C16 : 1ω7c and/or C16 : 1ω6c), iso-C17 : 0 3-OH and C16 : 0. The respiratory quinone was MK-7, and the major polar lipids were phosphatidylethanolamine and phosphoglycolipid. Phylogenetic analysis based on 16S rRNA gene sequences showed that strain DH-5T was a member of the genus Sphingobacterium and shared the highest similarity with Sphingobacterium gobiense H7T (96.0 %), followed by Sphingobacterium arenae H-12T (94.5 %). Strain DH-5T exhibited low DNA-DNA relatedness with S. gobiense H7T (35.1±1.4 %) and S. arenae H-12T (21.4±1.0 %). On the basis of phenotypic, genotypic and phylogenetic evidence, DH-5T is considered to represent a novel species of the genus Sphingobacterium, for which the name Sphingobacterium chuzhouense sp. nov. is proposed. The type strain is DH-5T (=ACCC 19856T=KCTC 42746T).
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Affiliation(s)
- Xiang Wang
- Key Laboratory of Agricultural Environmental Microbiology, Ministry of Agriculture, College of Life Sciences, Nanjing Agricultural University, Nanjing 210095, PR China
| | - Chen-Fei Zhang
- Key Laboratory of Agricultural Environmental Microbiology, Ministry of Agriculture, College of Life Sciences, Nanjing Agricultural University, Nanjing 210095, PR China
| | - Xing Yu
- Key Laboratory of Agricultural Environmental Microbiology, Ministry of Agriculture, College of Life Sciences, Nanjing Agricultural University, Nanjing 210095, PR China
| | - Gang Hu
- Key Laboratory of Agricultural Environmental Microbiology, Ministry of Agriculture, College of Life Sciences, Nanjing Agricultural University, Nanjing 210095, PR China.,Laboratory Centre of Life Science, College of Life Science, Nanjing Agricultural University, Nanjing, Jiangsu 210095, PR China
| | - Hong-Xing Yang
- Key Laboratory of Agricultural Environmental Microbiology, Ministry of Agriculture, College of Life Sciences, Nanjing Agricultural University, Nanjing 210095, PR China
| | - Ying-Kun Zhang
- Key Laboratory of Agricultural Environmental Microbiology, Ministry of Agriculture, College of Life Sciences, Nanjing Agricultural University, Nanjing 210095, PR China
| | - Shi-Jun Zhu
- Key Laboratory of Agricultural Environmental Microbiology, Ministry of Agriculture, College of Life Sciences, Nanjing Agricultural University, Nanjing 210095, PR China
| | - Wen Jin
- Key Laboratory of Agricultural Environmental Microbiology, Ministry of Agriculture, College of Life Sciences, Nanjing Agricultural University, Nanjing 210095, PR China
| | - Hao Zhang
- Key Laboratory of Agricultural Environmental Microbiology, Ministry of Agriculture, College of Life Sciences, Nanjing Agricultural University, Nanjing 210095, PR China
| | - Qing Hong
- Key Laboratory of Agricultural Environmental Microbiology, Ministry of Agriculture, College of Life Sciences, Nanjing Agricultural University, Nanjing 210095, PR China
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16
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Zhou J, Song Z, Zhang R, Ding L, Wu Q, Li J, Tang X, Xu B, Ding J, Han N, Huang Z. Characterization of a NaCl-tolerant β-N-acetylglucosaminidase from Sphingobacterium sp. HWLB1. Extremophiles 2016; 20:547-57. [DOI: 10.1007/s00792-016-0848-4] [Citation(s) in RCA: 17] [Impact Index Per Article: 2.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/11/2016] [Accepted: 05/31/2016] [Indexed: 10/21/2022]
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17
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Sphingobacterium griseoflavum sp. nov., isolated from the insect Teleogryllus occipitalis living in deserted cropland. Int J Syst Evol Microbiol 2016; 66:1956-1961. [DOI: 10.1099/ijsem.0.000970] [Citation(s) in RCA: 16] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/18/2022] Open
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18
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Sun JQ, Liu M, Wang XY, Xu L, Wu XL. Sphingobacterium suaedae sp. nov., isolated from the rhizosphere soil of Suaeda corniculata. Int J Syst Evol Microbiol 2015; 65:4508-4513. [DOI: 10.1099/ijsem.0.000600] [Citation(s) in RCA: 16] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/18/2022] Open
Abstract
A Gram-stain-negative, non-motile, non-spore-forming bacterium, designated T47T, was isolated from saline soil of the Suaeda corniculata rhizosphere, located on the bank of Wuliangsuhai Lake, Inner Mongolia, northern China. Strain T47T could grow at 10–40 °C (with 30 °C the optimal temperature), pH 6.0–8.0 (optimal pH 6.0) and in the presence of 0–6.0 % (w/v) NaCl [optimal 0–1.0 % (w/v)]. Phylogenetic analysis, based on 16S rRNA gene sequences, revealed that strain T47T formed a stable clade with Sphingobacterium composti 4M24T, Sphingobacterium bambusae IBFC2009T, Sphingobacterium paludis S37T and Sphingobacterium wenxiniae LQY-18T, with the 16S rRNA gene sequence similarities ranging from 91.9–95.4 %. Its major cellular fatty acids contained iso-C15 : 0 (39.9 %), summed feature 3 (iso-C15 : 0 2-OH and/or C16 : 1ω7c, 23.0 %), C16 : 0 (12.8 %) and iso-C17 : 0 3-OH (9.9 %). MK7 was the major menaquinone. The G+C content of the genomic DNA was 45.5 mol%. Based on the phenotypic, phylogenetic and genotypic characteristics, strain T47T represents a novel species within the genus Sphingobacterium, for which the name Sphingobacterium suaedae sp. nov. is proposed. The type strain is T47T ( = CGMCC 1.15277T = KCTC 42662T).
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Affiliation(s)
- Ji-Quan Sun
- Institute of Innovation (Baotou), Peking University, Baotou 014030, Inner Mongolia, PR China
- College of Engineering, Peking University, Beijing 100871, PR China
| | - Min Liu
- Institute of Innovation (Baotou), Peking University, Baotou 014030, Inner Mongolia, PR China
| | - Xin-Ying Wang
- Institute of Innovation (Baotou), Peking University, Baotou 014030, Inner Mongolia, PR China
| | - Lian Xu
- Institute of Innovation (Baotou), Peking University, Baotou 014030, Inner Mongolia, PR China
| | - Xiao-Lei Wu
- Institute of Innovation (Baotou), Peking University, Baotou 014030, Inner Mongolia, PR China
- College of Engineering, Peking University, Beijing 100871, PR China
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19
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Du J, Singh H, Won K, Yang JE, Jin FX, Yi TH. Sphingobacterium mucilaginosum sp. nov., isolated from rhizosphere soil of a rose. Int J Syst Evol Microbiol 2015; 65:2949-2954. [DOI: 10.1099/ijs.0.000361] [Citation(s) in RCA: 14] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/18/2022] Open
Abstract
A Gram-stain-negative, strictly aerobic, motile, short-rod-shaped bacterium, designated strain THG-SQA8T, was isolated from rhizosphere soil of rose in PR China. Strain THG-SQA8T was closely related to members of the genus Sphingobacterium, showed the highest sequence similarities with Sphingobacterium multivorum KACC 14105T (98.0 %) and Sphingobacterium ginsenosidimutans KACC 14526T (97.4 %). DNA–DNA hybridization showed values of 35.2 ± 0.9 % and 8.8 ± 0.3 % DNA reassociation with S. multivorum KACC 14105T and S. ginsenosidimutans KACC 14526T, respectively. Chemotaxonomic data revealed that strain THG-SQA8T possesses menaquinone-7 as the only respiratory quinone, and summed feature 3 (C16 : 1ω7c and/or C16 : 1ω6c), iso-C15 : 0 and C16 : 0 as the major fatty acids. The major polar lipid was phosphatidylethanolamine. The DNA G+C content was 40.7 mol%. These data corroborated the affiliation of strain THG-SQA8T to the genus Sphingobacterium. Thus, the isolate represents a novel species, for which the name Sphingobacterium mucilaginosum sp. nov. is proposed, with THG-SQA8T as the type strain ( = CCTCC AB 2014317T = KCTC 42503T).
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Affiliation(s)
- Juan Du
- Department of Oriental Medicinal Biotechnology, College of Life science, Kyung Hee University Global Campus, 1732 Deokyoungdaero, Giheung-gu, Yongin-si, Gyeonggi-do, 446–701, Republic of Korea
| | - Hina Singh
- Department of Oriental Medicinal Biotechnology, College of Life science, Kyung Hee University Global Campus, 1732 Deokyoungdaero, Giheung-gu, Yongin-si, Gyeonggi-do, 446–701, Republic of Korea
| | - KyungHwa Won
- Department of Oriental Medicinal Biotechnology, College of Life science, Kyung Hee University Global Campus, 1732 Deokyoungdaero, Giheung-gu, Yongin-si, Gyeonggi-do, 446–701, Republic of Korea
| | - Jung-Eun Yang
- Department of Oriental Medicinal Biotechnology, College of Life science, Kyung Hee University Global Campus, 1732 Deokyoungdaero, Giheung-gu, Yongin-si, Gyeonggi-do, 446–701, Republic of Korea
| | - Feng-Xie Jin
- College of Bio and Food Technology, Dalian Polytechnic University, Qinggong-yuan No. 1, Ganjingzi-qu, Dalia 116034, PR China
| | - Tae-Hoo Yi
- Department of Oriental Medicinal Biotechnology, College of Life science, Kyung Hee University Global Campus, 1732 Deokyoungdaero, Giheung-gu, Yongin-si, Gyeonggi-do, 446–701, Republic of Korea
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20
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Sphingobacterium rhinocerotis sp. nov., isolated from the faeces of Rhinoceros unicornis. Antonie van Leeuwenhoek 2015; 108:1099-105. [PMID: 26303282 DOI: 10.1007/s10482-015-0563-7] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Received: 07/16/2015] [Accepted: 08/19/2015] [Indexed: 10/23/2022]
Abstract
A novel Gram-negative, strictly aerobic, short rod-shaped, non-motile bacterium, designated YIM 101302(T), was isolated from the faeces of Rhinoceros unicornis dwelling in the Yunnan Wild Animal Park, Yunnan province, South-West China. The 16S rRNA gene sequence analysis revealed a clear affiliation of strain YIM 101302(T) to the genus Sphingobacterium. The newly isolated bacterium was found to be closely related to Sphingobacterium composti T5-12(T) (97.1% 16S rRNA sequence identity) and Sphingobacterium alimentarium WCC 4521(T) (95.6% 16S rRNA sequence identity) forming a distinct clade with these two species. Polar lipids of strain YIM 101302(T) were identified as phosphatidylethanolamine, phosphatidylmethylethanolamine, phosphatidylglycerol, phosphatidylinositol, an unidentified aminophospholipid, and three unidentified polar lipids; the predominant menaquinone as MK-7 and the major fatty as iso-C15:0. The genomic DNA G+C content was determined to be 38.9 mol%. The DNA-DNA hybridization values between strain YIM 101302(T) and S. composti T5-12(T), was 53.6 ± 5.8%. These results indicates that strain YIM 101302(T) represents a novel species of the genus Sphingobacterium, for which the name Sphingobacterium rhinocerotis sp. nov. is proposed. The type strain is YIM 101302(T) (=CCTCC AB 2013218(T) = KCTC 42533(T)).
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Whole-genome optical mapping and finished genome sequence of Sphingobacterium deserti sp. nov., a new species isolated from the Western Desert of China. PLoS One 2015; 10:e0122254. [PMID: 25830331 PMCID: PMC4382152 DOI: 10.1371/journal.pone.0122254] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/26/2014] [Accepted: 02/20/2015] [Indexed: 11/19/2022] Open
Abstract
A novel Gram-negative bacterium, designated ZWT, was isolated from a soil sample of the Western Desert of China, and its phenotypic properties and phylogenetic position were investigated using a polyphasic approach. Growth occurred on TGY medium at 5-42°C with an optimum of 30°C, and at pH 7.0-11.0 with an optimum of pH 9.0. The predominant cellular fatty acids were summed feature 3 (C16:1ω7c/C16:1ω6c or C16:1ω6c/C16:1ω7c) (39.22%), iso-C15:0 (27.91%), iso-C17:0 3OH (15.21%), C16:0 (4.98%), iso-C15:0 3OH (3.03%), C16:0 3OH (5.39%) and C14:0 (1.74%). The major polar lipid of strain ZWT is phosphatidylethanolamine. The only menaquinone observed was MK-7. The GC content of the DNA of strain ZWT is 44.9 mol%. rDNA phylogeny, genome relatedness and chemotaxonomic characteristics all indicate that strain ZWT represents a novel species of the genus Sphingobacterium. We propose the name S. deserti sp. nov., with ZWT (= KCTC 32092T = ACCC 05744T) as the type strain. Whole genome optical mapping and next-generation sequencing was used to derive a finished genome sequence for strain ZWT, consisting of a circular chromosome of 4,615,818 bp in size. The genome of strain ZWT features 3,391 protein-encoding and 48 tRNA-encoding genes. Comparison of the predicted proteome of ZWT with those of other sphingobacteria identified 925 species-unique proteins that may contribute to the adaptation of ZWT to its native, extremely arid and inhospitable environment. As the first finished genome sequence for any Sphingobacterium, our work will serve as a useful reference for subsequent sequencing and mapping efforts for additional strains and species within this genus.
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22
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Ngo HTT, Kook M, Yi TH. Pedobacter ureilyticus sp. nov., isolated from tomato rhizosphere soil. Int J Syst Evol Microbiol 2015; 65:1008-1014. [PMID: 25563921 DOI: 10.1099/ijs.0.000055] [Citation(s) in RCA: 15] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/18/2022] Open
Abstract
A Gram-stain-negative, strictly aerobic, rod-shaped and pinkish-yellow bacterium, which was motile by gliding and designated strain THG-T11(T), was isolated from tomato rhizosphere soil in Gyeonggi province, Republic of Korea. Based on 16S rRNA gene sequence comparisons, strain THG-T11(T) was found to be most closely related to 'Pedobacter zeaxanthinifaciens' TDMA-5 (95.9 % sequence similarity), Pedobacter agri PB92(T) (94.9 %), Pedobacter rhizosphaerae 01-96(T) (94.6 %) and Pedobacter alluvionis NWER-II11(T) (94.5 %). The DNA G+C content was 38.4 mol%. The only isoprenoid quinone detected in strain THG-T11(T) was menaquinone-7 (MK-7). The major component in the polyamine pattern was sym-homospermidine. The major polar lipids were phosphatidylethanolamine, an unidentified phosphoglycolipid, an unidentified glycolipid, an unidentified lipid, unidentified aminophospholipids and unidentified aminolipids. The major ceramide was found to be ceramide phosphorylethanolamine. The major fatty acids were identified as iso-C15 : 0, summed feature 3 (C16 : 1ω7c and/or C16 : 1ω6c) and C16 : 0. These data support the affiliation of strain THG-T11(T) to the genus Pedobacter. Based on phenotypic, chemotaxonomic and phylogenetic analysis, it is proposed that strain THG-T11(T) represents a novel species of the genus Pedobacter for which the name Pedobacter ureilyticus sp. nov. is proposed, with THG-T11(T) as the type strain ( = KACC 17660(T) = JCM 19461(T)).
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Affiliation(s)
- Hien T T Ngo
- Department of Oriental Medicinal Material and Processing, College of Life Science, Kyung Hee University Global Campus, 1732 Deokyoungdaero, Giheung-gu, Yongin-si, Gyeonggi-do 446-701, Republic of Korea
| | - MooChang Kook
- Department of Marine Biotechnology, Anyang University, Incheon 417-833, Republic of Korea
| | - Tae-Hoo Yi
- Department of Oriental Medicinal Material and Processing, College of Life Science, Kyung Hee University Global Campus, 1732 Deokyoungdaero, Giheung-gu, Yongin-si, Gyeonggi-do 446-701, Republic of Korea
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23
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Won KH, Kook M, Yi TH. Pedobacter bambusae sp. nov., isolated from soil of a bamboo plantation. Antonie van Leeuwenhoek 2014; 107:565-73. [DOI: 10.1007/s10482-014-0352-8] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Received: 04/25/2014] [Accepted: 12/08/2014] [Indexed: 11/29/2022]
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Feng H, Zeng Y, Huang Y. Sphingobacterium paludis sp. nov., isolated from wetland soil. Int J Syst Evol Microbiol 2014; 64:3453-3458. [DOI: 10.1099/ijs.0.064915-0] [Citation(s) in RCA: 13] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/18/2022] Open
Abstract
A novel Gram-stain-negative bacteria, designated S37T, was isolated from soil of the Xixi wetland, Zhejiang province, China. Cells of strain S37T were aerobic, non-motile rods. Growth occurred at 10–37 °C (optimum, 25 °C), pH 5.0–9.7 (optimum, pH 7.5) and with 0–6 % (w/v) NaCl (optimum, 0.5 %). Based on 16S rRNA gene sequence analysis, strain S37T was found to be a member of the genus
Sphingobacterium
and shared highest similarity with
Sphingobacterium composti
4M24T (95.78 %). The major fatty acids were summed feature 3 (iso-C15 : 0 2-OH and/or C16 : 1ω7c), iso-C15 : 0 and iso-C17 : 0 3-OH, and the DNA G+C content was 43.8 mol%. The predominant respiratory quinone was MK-7. Based on its phenotypic and chemotaxonomic characteristics and phylogenetic data, strain S37T represents a novel species of the genus
Sphingobacterium
, for which the name Sphingobacterium
paludis sp. nov. (type strain S37T = CGMCC 1.12801T = NBRC 110386T) is proposed.
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Affiliation(s)
- Hao Feng
- Zhejiang Provincial Key Laboratory of Organic Pollution Process and Control, Department of Environmental Science, College of Environmental and Resource Sciences, Zhejiang University, Hangzhou, PR China
| | - Yanhua Zeng
- Zhejiang Provincial Key Laboratory of Organic Pollution Process and Control, Department of Environmental Science, College of Environmental and Resource Sciences, Zhejiang University, Hangzhou, PR China
| | - Yili Huang
- Zhejiang Provincial Key Laboratory of Organic Pollution Process and Control, Department of Environmental Science, College of Environmental and Resource Sciences, Zhejiang University, Hangzhou, PR China
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25
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Zhao P, Zhou Z, Chen M, Lin W, Zhang W, Wei G. Sphingobacterium gobiense sp. nov., isolated from soil of the Gobi Desert. Int J Syst Evol Microbiol 2014; 64:3931-3935. [PMID: 25201914 DOI: 10.1099/ijs.0.064246-0] [Citation(s) in RCA: 16] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/18/2022] Open
Abstract
A Gram-stain-negative, short rod-shaped, non-motile, non-spore-forming bacterial strain, designated H7(T), was isolated from the Gobi desert, Xinjiang Province of China. The temperature, NaCl and pH ranges for growth were 8-40 °C (optimum 30 °C), 0-5 % (w/v) NaCl and pH 6-10 (optimum pH 7), respectively. Phylogenetic analysis based on 16S rRNA gene sequences revealed that strain H7(T) belonged to the genus Sphingobacterium and showed highest sequence similarity (91 %) to Sphingobacterium composti DSM 18850. The genomic DNA G+C content was 44.3 mol%. MK-7 was identified as the predominant respiratory quinone. Strain H7(T) contained C16 : 1ω7c and/or C16 : 1ω6c, iso-C15 : 0 and iso-C17 : 0 3-OH as major fatty acids. These data support the affiliation of strain H7(T) to the genus Sphingobacterium while phenotypic data indicated it is a representative strain of a novel species for which the name Sphingobacterium gobiense sp. nov. is proposed. The type strain is H7(T) ( = ACCC 05757(T) = KCTC 32293(T)).
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Affiliation(s)
- Peng Zhao
- Biotechnology Research Institute, Chinese Academy of Agricultural Sciences, 12 Zhongguancun Nandajie, Beijing 100081, PR China.,State Key Laboratory of Crop Stress Biology in Arid Areas, College of Life Sciences, Northwest A&F University, 712100 Yangling, Shaanxi, China
| | - Zhengfu Zhou
- Biotechnology Research Institute, Chinese Academy of Agricultural Sciences, 12 Zhongguancun Nandajie, Beijing 100081, PR China
| | - Ming Chen
- Biotechnology Research Institute, Chinese Academy of Agricultural Sciences, 12 Zhongguancun Nandajie, Beijing 100081, PR China
| | - Wenna Lin
- Biotechnology Research Institute, Chinese Academy of Agricultural Sciences, 12 Zhongguancun Nandajie, Beijing 100081, PR China
| | - Wei Zhang
- Biotechnology Research Institute, Chinese Academy of Agricultural Sciences, 12 Zhongguancun Nandajie, Beijing 100081, PR China
| | - Gehong Wei
- State Key Laboratory of Crop Stress Biology in Arid Areas, College of Life Sciences, Northwest A&F University, 712100 Yangling, Shaanxi, China
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26
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Ngo HTT, Son HM, Park SY, Kim KY, Yi TH. Pedobacter seoulensis sp. nov., isolated from soil of a bamboo field. Antonie van Leeuwenhoek 2014; 105:961-70. [DOI: 10.1007/s10482-014-0154-z] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Received: 12/30/2013] [Accepted: 03/10/2014] [Indexed: 11/28/2022]
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27
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Farfán M, Montes MJ, Marqués AM. Reclassification of Sphingobacterium antarcticum Shivaji et al. 1992 as Pedobacter antarcticus comb. nov. and Pedobacter piscium (Takeuchi and Yokota 1993) Steyn et al. 1998 as a later heterotypic synonym of Pedobacter antarcticus. Int J Syst Evol Microbiol 2014; 64:863-868. [DOI: 10.1099/ijs.0.054965-0] [Citation(s) in RCA: 20] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/25/2022] Open
Abstract
The taxonomic position of
Sphingobacterium antarcticum
has been revised by means of 16S rRNA gene sequences, DNA–DNA hybridization, and phenotypic and chemotaxonomic characteristics. All data previously reported, as well as the results of the present phylogenetic analysis, support that
Sphingobacterium antarcticum
is clearly a member of the genus
Pedobacter
, also affiliated with the family
Sphingobacteriaceae
. We propose that
Sphingobacterium antarcticum
(corrig. Shivaji et al. 1992) should be reclassified as Pedobacter antarcticus comb. nov.
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Affiliation(s)
- Maribel Farfán
- Institut de Recerca de la Biodiversitat (IRBio), Universitat de Barcelona, Av. Diagonal 643, 08028 Barcelona, Spain
- Departament de Microbiologia i Parasitologia Sanitàries, Facultat de Farmàcia, Universitat de Barcelona, Av. Joan XXIII s/n, 08028 Barcelona, Spain
| | - María Jesús Montes
- Departament de Microbiologia i Parasitologia Sanitàries, Facultat de Farmàcia, Universitat de Barcelona, Av. Joan XXIII s/n, 08028 Barcelona, Spain
| | - Ana M. Marqués
- Departament de Microbiologia i Parasitologia Sanitàries, Facultat de Farmàcia, Universitat de Barcelona, Av. Joan XXIII s/n, 08028 Barcelona, Spain
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28
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Jiang S, Chen M, Su S, Yang M, Li A, Zhang C, Lin M, Zhang W, Luo X. Sphingobacterium arenae sp. nov., isolated from sandy soil. Int J Syst Evol Microbiol 2013; 64:248-253. [PMID: 24052628 DOI: 10.1099/ijs.0.051706-0] [Citation(s) in RCA: 22] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/18/2022] Open
Abstract
A novel, Gram-stain-negative, non-motile, non-spore-forming, short rod-shaped, aerobic bacterium designated H-12(T) was isolated from a mixed sandy soil sample collected from Xinjiang, China. Strain H-12(T) grew at 20-37 °C (optimum, 30 °C), pH 7.0-11.0 (optimum, pH 8.5) on TGY medium with 0-5 % NaCl (w/v). 16S rRNA gene sequence analysis indicated that strain H-12(T) shared sequence similarities with Sphingobacterium composti DSM 18850(T) (90.0 %). Strain H-12(T) showed a low level of DNA-DNA relatedness to Sphingobacterium composti DSM 18850(T) (45.5 %). The predominant isoprenoid quinone of strain H-12(T) was MK-7 and the major polar lipid was phosphatidylethanolamine. The predominant cellular fatty acids were C16:1ω7c and/or C16 : 1ω6c, iso-C15 : 0, iso-C17 : 0 3-OH, C16 : 0, C16 : 0 3-OH and iso-C15 : 0 3-OH. DNA G+C content of strain H-12(T) was 44.15 mol%. On the basis of phenotypic, genetic and phylogenetic data, strain H-12(T) is proposed to be a representative of a novel species of the genus Sphingobacterium, for which the name Sphingobacterium arenae sp. nov. is suggested and the type strain is H-12(T) ( = ACCC 05758(T) = KCTC 32294(T)).
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Affiliation(s)
- Shijie Jiang
- Biotechnology Research Institute, Chinese Academy of Agricultural Sciences, Beijing 100081, PR China.,Life Science and Engineering College, Southwest University of Science and Technology, Mianyang, Sichuan 621010, PR China
| | - Ming Chen
- Biotechnology Research Institute, Chinese Academy of Agricultural Sciences, Beijing 100081, PR China
| | - Shiyou Su
- Biotechnology Research Institute, Chinese Academy of Agricultural Sciences, Beijing 100081, PR China
| | - Mingkun Yang
- Biotechnology Research Institute, Chinese Academy of Agricultural Sciences, Beijing 100081, PR China
| | - Aihua Li
- Institute of Microbiology, Chinese Academy of Sciences, Beijing 100080, PR China
| | - Chen Zhang
- Biotechnology Research Institute, Chinese Academy of Agricultural Sciences, Beijing 100081, PR China
| | - Min Lin
- Biotechnology Research Institute, Chinese Academy of Agricultural Sciences, Beijing 100081, PR China
| | - Wei Zhang
- Biotechnology Research Institute, Chinese Academy of Agricultural Sciences, Beijing 100081, PR China
| | - Xuegang Luo
- Life Science and Engineering College, Southwest University of Science and Technology, Mianyang, Sichuan 621010, PR China
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29
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Liu H, Zhang J, Chen D, Cao L, Lu P, Wu Z, Yang F, Li S, Hong Q. Sphingobacterium changzhouense sp. nov., a bacterium isolated from a rice field. Int J Syst Evol Microbiol 2013; 63:4515-4518. [PMID: 23859944 DOI: 10.1099/ijs.0.053603-0] [Citation(s) in RCA: 13] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/18/2022] Open
Abstract
A Gram-stain-negative, yellow, non-spore-forming, rod-shaped bacterium, designated N7(T), was isolated from a soil sample collected from a rice field in Jiangsu, China, and was characterized using a polyphasic taxonomic approach. Strain N7(T) grew optimally at 25-30 °C, pH 6.0-8.0, and in the presence of 1 % NaCl (w/v). 16S rRNA gene sequence analysis indicated that strain N7(T) was a member of the genus Sphingobacterium and was closely related to Sphingobacterium multivorum IAM14316(T) (97.49 %) and Sphingobacterium canadense CR11(T) (97.11 %), sharing less than 97 % sequence similarities with other species of the genus Sphingobacterium. The predominant respiratory quinone of strain N7(T) was MK-7 and major fatty acids were summed features 3 (C16 : 1ω6c and/or C16 : 1ω7c), iso-C15 : 0, C16 : 0 and iso-C17 : 0 3-OH. The G+C content of the DNA was 40.9±0.5 mol%. The levels of DNA-DNA relatedness between strain N7(T) and the most closely related species S. multivorum IAM 14316(T) and S. canadense CR11(T) were 21 % and 15 %, respectively. Based on these results, strain N7(T) is proposed to represent a separate species within the genus Sphingobacterium. The name Sphingobacterium changzhouense sp. nov. is suggested and the type strain is N7(T) ( = CCTCC AB 2012100(T) = KACC 16854(T)).
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Affiliation(s)
- Hongming Liu
- Key Laboratory of Agricultural Environmental Microbiology, Ministry of Agriculture, College of Life Sciences, Nanjing Agricultural University, Nanjing, Jiangsu 210095, PR China
| | - Jun Zhang
- College of Resources and Environmental Sciences, Nanjing Agricultural University, 210095, PR China
| | - Dingbin Chen
- Key Laboratory of Agricultural Environmental Microbiology, Ministry of Agriculture, College of Life Sciences, Nanjing Agricultural University, Nanjing, Jiangsu 210095, PR China
| | - Li Cao
- Key Laboratory of Agricultural Environmental Microbiology, Ministry of Agriculture, College of Life Sciences, Nanjing Agricultural University, Nanjing, Jiangsu 210095, PR China
| | - Peng Lu
- Key Laboratory of Agricultural Environmental Microbiology, Ministry of Agriculture, College of Life Sciences, Nanjing Agricultural University, Nanjing, Jiangsu 210095, PR China
| | - ZhiGuo Wu
- Key Laboratory of Agricultural Environmental Microbiology, Ministry of Agriculture, College of Life Sciences, Nanjing Agricultural University, Nanjing, Jiangsu 210095, PR China
| | - Fan Yang
- Key Laboratory of Agricultural Environmental Microbiology, Ministry of Agriculture, College of Life Sciences, Nanjing Agricultural University, Nanjing, Jiangsu 210095, PR China
| | - Shunpeng Li
- Key Laboratory of Agricultural Environmental Microbiology, Ministry of Agriculture, College of Life Sciences, Nanjing Agricultural University, Nanjing, Jiangsu 210095, PR China
| | - Qing Hong
- Key Laboratory of Agricultural Environmental Microbiology, Ministry of Agriculture, College of Life Sciences, Nanjing Agricultural University, Nanjing, Jiangsu 210095, PR China
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30
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Sun LN, Zhang J, Chen Q, He J, Li SP. Sphingobacterium caeni sp. nov., isolated from activated sludge. Int J Syst Evol Microbiol 2013; 63:2260-2264. [DOI: 10.1099/ijs.0.046987-0] [Citation(s) in RCA: 28] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/18/2022] Open
Abstract
The taxonomic status of a bacterium, strain DC-8T, isolated from activated sludge, was determined using a polyphasic taxonomic approach. The cells of strain DC-8T were Gram-negative, non-motile, non-spore-forming and rod-shaped. The isolate grew at temperature range of 10–40 °C (optimum 30–35 °C), pH range of 5.0–10.0 (optimum 6.5–8.0) and NaCl concentrations of 0–5 % (optimum 0–1 %). The predominant menaquinone of strain DC-8T was MK-7 and major fatty acids were summed feature 3 (C16 : 1ω6c and/or C16 : 1ω7c; 39.7 %), iso-C15 : 0 (33.7 %) and C16 : 0 (5.2 %). The DNA G+C content was 39.8 mol%. Phylogenetic analysis based on 16S rRNA gene sequence comparison revealed that strain DC-8T was a member of the genus
Sphingobacterium
. Strain DC-8T shared the highest similarity with
Sphingobacterium siyangense
SY1T (98.4 %),
Sphingobacterium multivorum
IAM 14316T (98.3 %),
Sphingobacterium canadense
CR11T (98.0 %) and
Sphingobacterium detergens
6.2ST (97.9 %) and shared less than 97 % similarity with other members of the genus
Sphingobacterium
. DNA–DNA hybridization experiments showed that the DNA–DNA relatedness values between strain DC-8T and its closest phylogenetic neighbours were below 70 %. Based on the phylogenetic analysis, DNA–DNA hybridization, whole-cell fatty acid composition as well as biochemical characteristics, strain DC-8T was clearly distinguished from all recognized species of the genus
Sphingobacterium
and should be classified as a representative of a novel species of the genus
Sphingobacterium
, for which the name Sphingobacterium caeni sp. nov. is proposed. The type strain is DC-8T ( = CCTCC AB 2012020T = KACC 16850T).
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Affiliation(s)
- Li-Na Sun
- Key Laboratory of Agricultural Environmental Microbiology, Ministry of Agriculture, Life Sciences College of Nanjing Agricultural University, Nanjing, Jiangsu 210095, PR China
| | - Jun Zhang
- College of Resources and Environmental Sciences, Nanjing Agricultural University, 210095, PR China
| | - Qing Chen
- Key Laboratory of Agricultural Environmental Microbiology, Ministry of Agriculture, Life Sciences College of Nanjing Agricultural University, Nanjing, Jiangsu 210095, PR China
| | - Jian He
- Key Laboratory of Agricultural Environmental Microbiology, Ministry of Agriculture, Life Sciences College of Nanjing Agricultural University, Nanjing, Jiangsu 210095, PR China
| | - Shun-Peng Li
- Key Laboratory of Agricultural Environmental Microbiology, Ministry of Agriculture, Life Sciences College of Nanjing Agricultural University, Nanjing, Jiangsu 210095, PR China
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31
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Albert RA, Waas NE, Pavlons SC, Pearson JL, Ketelboeter L, Rosselló-Móra R, Busse HJ. Sphingobacterium psychroaquaticum sp. nov., a psychrophilic bacterium isolated from Lake Michigan water. Int J Syst Evol Microbiol 2013; 63:952-958. [DOI: 10.1099/ijs.0.043844-0] [Citation(s) in RCA: 28] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/28/2022] Open
Abstract
A psychrophilic, Gram-negative bacterium, designated MOL-1T, was isolated from water of Lake Michigan. 16S rRNA gene sequence analysis revealed that the sequence of strain MOL-1T has sequence similarity of 95.6, 94.8, 94.3, 94.3, 94.2 and 93.9 %, respectively, to the 16S rRNA gene sequences of
Sphingobacterium shayense
HS39T,
S. lactis
WCC 4512T,
S. composti
T5-12T,
S. daejeonense
TR6-04T,
S. bambusae
IBFC2009T and
S. alimentarium
WCC 4521T. The major cellular fatty acids were iso-C15 : 0, iso-C17 : 0 3-OH and summed feature 3 (iso-C15 : 0 2-OH and/or C16 : 1ω7c). Menaquinone MK-7 is the predominant respiratory quinone, while sym-homospermidine is the predominant polyamine. The polar lipid profile is composed of the predominant lipids phosphatidylethanolamine and unidentified polar lipid L2, with moderate amounts of unidentified polar lipids L1, L5 and L6 and unidentified aminophospholipids APL1 and APL2 and minor to trace amounts of unidentified polar lipids L3, L4, L7, L8, L9 and L10, unidentified phospholipid PL4 and unidentified aminophospholipid APL3. After molecular and phenotypic studies, including chemotaxonomic analyses, it was concluded that strain MOL-1T represents a novel
Sphingobacterium
species, for which the name Sphingobacterium psychroaquaticum sp. nov. is proposed. The type strain is MOL-1T ( = NRRL B-59232T = DSM 22418T).
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Affiliation(s)
- Richard A. Albert
- Water Quality Center, Marquette University, Civil & Environmental Engineering, PO Box 1881 Milwaukee, WI 53233, USA
- Kleen Test Products, 1611 Sunset Road, Port Washington, WI 53074, USA
| | - Nancy E. Waas
- Kleen Test Products, 1611 Sunset Road, Port Washington, WI 53074, USA
| | - Shawn C. Pavlons
- Kleen Test Products, 1611 Sunset Road, Port Washington, WI 53074, USA
| | - Jamie L. Pearson
- Kleen Test Products, 1611 Sunset Road, Port Washington, WI 53074, USA
| | - Laura Ketelboeter
- Department of Biological Sciences, UW-Milwaukee, Milwaukee, WI 53201, USA
- Kleen Test Products, 1611 Sunset Road, Port Washington, WI 53074, USA
| | - Ramon Rosselló-Móra
- Grup de Microbiologia Marina, Institut Mediterrani d’Estudis Avançats, Mallorca, E-07190 Esporles, Spain
| | - Hans-Jürgen Busse
- Institute of Bacteriology, Mycology and Hygiene, University of Veterinary Medicine Vienna, Veterinärplatz 1, A-1210 Vienna, Austria
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32
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Xiao T, He X, Cheng G, Kuang H, Ma X, Yusup K, Hamdun M, Gulsimay A, Fang C, Rahman E. Sphingobacterium hotanense sp. nov., isolated from soil of a Populus euphratica forest, and emended descriptions of Sphingobacterium daejeonense and Sphingobacterium shayense. Int J Syst Evol Microbiol 2012; 63:815-820. [PMID: 22611196 DOI: 10.1099/ijs.0.030155-0] [Citation(s) in RCA: 20] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/18/2022] Open
Abstract
A novel Gram-staining-negative bacterial strain, designated XH4(T), was isolated from soil of a Populus euphratica forest in the Hotan River valley, Xinjiang Uyghur autonomous region, PR China. The cells were strictly aerobic, non-motile, short rods. The isolate grew optimally at 37 °C and at pH 7.0-8.0. Based on 16S rRNA gene sequence analysis, strain XH4(T) belonged to the genus Sphingobacterium and was closely related to Sphingobacterium mizutaii ATCC 33299(T) (96.1 % sequence similarity). The DNA G+C content was 41.2 mol%. The major polar lipid of strain XH4(T) was phosphatidylethanolamine, and several unidentified polar lipids were also present. Strain XH4(T) showed the typical chemotaxonomic features of the genus Sphingobacterium, with the presence of ceramide phosphorylethanolamine 2 (CerPE-2) as the major ceramide. The major cellular fatty acids of strain XH4(T) were iso-C15 : 0 (34.0 %), summed feature 3 (C16 : 1ω7c and/or C16 : 1ω6c; 20.7 %) and iso-C17 : 0 3-OH (14.7 %). The predominant isoprenoid quinone was MK-7. On the basis of phenotypic data and phylogenetic inference, strain XH4(T) represents a novel species of the genus Sphingobacterium, for which the name Sphingobacterium hotanense sp. nov. is proposed. The type strain is XH4(T) ( = NRRL B-59204(T) = CCTCC AB 209007(T)). Emended descriptions of Sphingobacterium daejeonense and Sphingobacterium shayense are also given.
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Affiliation(s)
- Ting Xiao
- College of Life Science and Technology of Xinjiang University, Urumchi, Xinjiang 830046, PR China
| | - Xiang He
- College of Life Science and Technology of Xinjiang University, Urumchi, Xinjiang 830046, PR China
| | - Gang Cheng
- College of Life Science and Technology of Xinjiang University, Urumchi, Xinjiang 830046, PR China
| | - Haiju Kuang
- College of Life Science and Technology of Xinjiang University, Urumchi, Xinjiang 830046, PR China
| | - Xiangru Ma
- College of Life Science and Technology of Xinjiang University, Urumchi, Xinjiang 830046, PR China
| | - Khayir Yusup
- College of Life Science and Technology of Xinjiang University, Urumchi, Xinjiang 830046, PR China
| | - Maryam Hamdun
- College of Life Science and Technology of Xinjiang University, Urumchi, Xinjiang 830046, PR China
| | - Abaidulla Gulsimay
- College of Life Science and Technology of Xinjiang University, Urumchi, Xinjiang 830046, PR China
| | - Chengxiang Fang
- College of Life Sciences, Wuhan University, Wuhan 430072, PR China
| | - Erkin Rahman
- College of Life Science and Technology of Xinjiang University, Urumchi, Xinjiang 830046, PR China
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