Institute of Ecology, Friedrich Schiller University Jena, Dornburger-Straße 159, D-07743 Jena, Germany.
Appl Environ Microbiol. 2011 May;77(9):3132-6. doi: 10.1128/AEM.02085-10. Epub 2011 Mar 4.
Fe(III)-reducing soil enrichment cultures can tolerate 100 μM Cu and Cd, 150 μM Co, 600 μM Ni, and 2,500 μM Zn. Metal-tolerant cultures were dominated by Geobacter-related Deltaproteobacteria and Gram-positive Firmicutes spp. (Clostridia and Sedimentibacter). A Cd- and Cu-tolerant Fe(III)-reducing coculture of Desulfosporosinus and Desulfitobacterium indicated the importance of the Firmicutes for Fe(III) reduction in the presence of metals.
(III)铁还原土壤增菌培养物可耐受 100μM 的铜和镉、150μM 的钴、600μM 的镍和 2500μM 的锌。金属耐受培养物主要由与 Geobacter 相关的 Delta 变形菌门和革兰氏阳性的 Firmicutes 属(梭菌属和 Sedimentibacter)组成。脱硫螺旋菌和脱硫杆菌的耐镉和耐铜的(III)铁还原共培养物表明,在存在金属的情况下,Firmicutes 对铁(III)还原非常重要。