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Immobilization of microorganisms using carrageenan gels coated with chitosan and application to biodegradation of 4 chlorophenol
作者姓名:Wang Jianlong  Li Ping  Shi Hanchang  Qian Yi
作者单位:Wang Jianlong **,Li Ping,Shi Hanchang,Qian Yi Environment Simulation and Pollution Control State Key Joint Laboratory,Department of Environmental Engineering,Tsinghua University,Beijing 100084,China Zhou Ding Department of Applied
基金项目:This profect was supported by the National Natural Science Foundation of China
摘    要:Immobilizationofmicroorganismsusingcaragenangelscoatedwithchitosanandapplicationtobiodegradationof4chlorophenolWangJianlong...

关 键 词:carrageenan  chitosan  immobilization  4  chlorophenol  biodegradation.
收稿时间:7/8/1996 12:00:00 AM

Immobilization of microorganisms using carrageenan gels coated with chitosan and application to biodegradation of 4 chlorophenol *
Wang Jianlong,Li Ping,Shi Hanchang,Qian Yi.Immobilization of microorganisms using carrageenan gels coated with chitosan and application to biodegradation of 4 chlorophenol[J].Journal of Environmental Sciences,1997,9(3):283-287.
Authors:Wang Jianlong  Li Ping  Shi Hanchang  Qian Yi Environment Simulation and Pollution Control State Key Joint Laboratory
Institution:Wang Jianlong **,Li Ping,Shi Hanchang,Qian Yi Environment Simulation and Pollution Control State Key Joint Laboratory,Department of Environmental Engineering,Tsinghua University,Beijing 100084,China Zhou Ding Department of Applied
Abstract:A new cell immobilization method based on the replacement of KCl by KCl+chitosan as the gelling agent was developed. The experimental results showed that through addition of chitosan into gelling agent, the mechanical strength and the thermal stability of the carrageenan gel were greatly improved. The new immobilization method was used to entrap a chlorophenol degrading microorganism. The immobilized microbial cells were applied for chlorophenol biodegradation. The experiments demonstrated that immobilized cells exhibit a higher bioactivity in the degradation of chlorophenol than free cells.
Keywords:carrageenan  chitosan  immobilization  4  chlorophenol  biodegradation    
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