REDUCTION OF SELENATE AND SELENITE TO ELEMENTAL SELENIUM BY A PSEUDOMONAS-STUTZERI ISOLATE

被引:156
作者
LORTIE, L
GOULD, WD
RAJAN, S
MCCREADY, RGL
CHENG, KJ
机构
[1] CANADA CTR MINERAL & ENERGY TECHNOL,DEPT ENERGY MINES & RESOURCES,ENVIRONM LAB,OTTAWA K1A 0G1,ONTARIO,CANADA
[2] CARE INT,CALGARY,ALBERTA,CANADA
[3] AGR CANADA,LETHBRIDGE RES STN,LETHBRIDGE,ALBERTA,CANADA
关键词
D O I
10.1128/AEM.58.12.4042-4044.1992
中图分类号
Q81 [生物工程学(生物技术)]; Q93 [微生物学];
学科分类号
071005 ; 0836 ; 090102 ; 100705 ;
摘要
A Pseudomonas stutzeri isolate rapidly reduced both selenite and selenate ions to elemental selenium at initial concentrations of both anions of up to 48.1 mM. Optimal selenium reduction occurred under aerobic conditions between pH 7.0 and 9.0 and at temperatures of 25 to 35-degrees-C. Reduction of both selenite and selenate was unaffected by a number of anions except for sulfite, chromate, and tungstate ions, which inhibited both growth and reduction.
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页码:4042 / 4044
页数:3
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