DOI: 10.1016/j.marpolbul.2016.04.025
Scopus记录号: 2-s2.0-84963959526
论文题名: Purification and characterization of biosurfactant produced by Bacillus licheniformis Y-1 and its application in remediation of petroleum contaminated soil
作者: Liu B. ; Liu J. ; Ju M. ; Li X. ; Yu Q.
刊名: Marine Pollution Bulletin
ISSN: 0025-326X
EISSN: 1879-3363
出版年: 2016
卷: 107, 期: 1 起始页码: 46
结束页码: 51
语种: 英语
英文关键词: Bacillus licheniformis
; Biosurfactant
; Petroleum
; Purification
; Soil
Scopus关键词: Bacteriology
; Biodegradation
; Biomolecules
; Critical micelle concentration
; Crude oil
; Emulsification
; Nuclear magnetic resonance spectroscopy
; Oil fields
; Petroleum research
; Purification
; Remediation
; Soil conservation
; Soil pollution
; Soils
; Bacillus licheniformis
; Bio surfactant
; Critical micelle concentration (cmc)
; Cyclic lipopeptides
; Degrading bacteria
; Emulsifying activity
; ITS applications
; Petroleum-contaminated soil
; Surface active agents
; biosurfactant
; petroleum
; soil
; soil pollutant
; surfactant
; bacterium
; bioremediation
; contaminated land
; crude oil
; microbial activity
; petroleum
; purification
; soil pollution
; soil remediation
; surfactant
; Article
; Bacillus licheniformis
; bacterial strain
; bacterium isolation
; bioremediation
; chemical analysis
; concentration (parameters)
; controlled study
; environmental factor
; fermentation monitoring
; infrared spectroscopy
; nonhuman
; pH measurement
; proton nuclear magnetic resonance
; salinity
; soil analysis
; soil pollution
; temperature sensitivity
; bioremediation
; chemistry
; ecosystem restoration
; soil
; soil pollutant
; Bacillus licheniformis
; Fungi
; Bacillus licheniformis
; Biodegradation, Environmental
; Environmental Restoration and Remediation
; Petroleum
; Soil
; Soil Pollutants
; Spectroscopy, Fourier Transform Infrared
; Surface-Active Agents
Scopus学科分类: Agricultural and Biological Sciences: Aquatic Science
; Earth and Planetary Sciences: Oceanography
; Environmental Science: Pollution
英文摘要: In our previous research, a petroleum degrading bacteria strain Bacillus licheniformis Y-1 was obtained in Dagang Oilfield which had the capability of producing biosurfactant. This biosurfactant was isolated and purified in this work. The biosurfactant produced by strain Y-1 had the capability to decrease the surface tension of water from 74.66 to 27.26 mN/m, with the critical micelle concentration (CMC) of 40 mg/L. The biosurfactant performed not only excellent stabilities against pH, temperature and salinity, but also great emulsifying activities to different kinds of oil, especially the crude oil. According to the results of FT-IR spectrum and 1H NMR spectrum detection, the surfactant was determined to be a cyclic lipopeptide. Furthermore, through the addition of surfactant, the effect of petroleum contaminated soil remediation by fungi got a significant improvement. © 2016 Elsevier Ltd. All rights reserved.
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资源类型: 期刊论文
标识符: http://119.78.100.158/handle/2HF3EXSE/87063
Appears in Collections: 过去全球变化的重建 全球变化的国际研究计划
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作者单位: College of Environmental Science and Engineering, Nankai University, 94 Weijin Street, Tianjin, China; Agro-Environmental Protection Institute, Ministry of Agriculture, Tianjin, China; College of Life Sciences, Nankai University, Tianjin, China
Recommended Citation:
Liu B.,Liu J.,Ju M.,et al. Purification and characterization of biosurfactant produced by Bacillus licheniformis Y-1 and its application in remediation of petroleum contaminated soil[J]. Marine Pollution Bulletin,2016-01-01,107(1)