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微生物燃料電池(Microbialfuelcell,MFC)shiyizhongyichandianweishengwuweiyangjicuihuajijiangyoujiwuzhongdehuaxuenengzhijiezhuanhuaweidiannengdezhuangzhi,zaifeishuichulihexinnengyuankaifalingyujuyouguangkuodeyingyongqianjing。suiranmuqianyifaxianhenduochandianweishengwu, 如希瓦氏菌、地杆菌、keleiboshiganjundeng,danzhexiejunzhongjunzhinengzaizhongxingtiaojianxiachandian。lilunshang,jianxingtiaojiankeyiyizhijiawandechanshengcongeryouliyudiannengshuchu,erqiejianxingfeishuishigongyefeishuidezhongyaozuchengbufen。chandianweishengwuruhejiangyoujiwudaixiechanshengdedianzichuandidaodianjishangyizhiyilaishiMFC研究的一個重要方向,因此,研究堿性條件下的微生物產電機製對MFC的de電dian能neng輸shu出chu與yu堿jian性xing廢fei水shui的de生sheng物wu處chu理li均jun有you重zhong要yao意yi義yi。中zhong國guo科ke學xue院yuan成cheng都dou生sheng物wu研yan究jiu所suo應ying用yong與yu環huan境jing微wei生sheng物wu中zhong心xin李li大da平ping研yan究jiu員yuan課ke題ti組zu在zai微wei生sheng物wu燃ran料liao電dian池chi的de產chan電dian機ji製zhi研yan究jiu方fang麵mian取qu得de突tu破po性xing進jin展zhan。他ta們men從cong汙wu染ran環huan境jing中zhong分fen離li出chu一yi株zhu嗜shi堿jian性xing假jia單dan胞bao菌jun(Pseudomonasalcaliphila),該菌株在堿性條件下能夠分解有機物的同時產生電能,最佳pH為9.5。通過研究發現,該菌株在MFC體係中代謝有機物的同時產生吩嗪-1-羧酸介體(phenazine-1-carboxylicacid,PCA),該介體起電子穿梭的作用從而實現電子從有機物到電極的傳遞過程。相關研究成果發表在BioresourceTechnology(doi:10.1016/j.biortech.2011.04.093)上。來源成都生物研究所)