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通过电子显微镜检测大肠杆菌中的硒沉积物。

Detection of selenium deposits in Escherichia coli by electron microscopy.

作者信息

Gerrard T L, Telford J N, Williams H H

出版信息

J Bacteriol. 1974 Sep;119(3):1057-60. doi: 10.1128/jb.119.3.1057-1060.1974.

DOI:10.1128/jb.119.3.1057-1060.1974
PMID:4604307
原文链接:https://pmc.ncbi.nlm.nih.gov/articles/PMC245712/
Abstract

Cells of Escherichia coli will reduce sodium selenite to elemental selenium. Examination by electron microscopy of E. coli cultures grown in the presence of sodium selenite show selenium deposited on the cell membrane and cell wall but not in the cytoplasm.

摘要

大肠杆菌细胞会将亚硒酸钠还原为元素硒。对在亚硒酸钠存在下生长的大肠杆菌培养物进行电子显微镜检查发现,硒沉积在细胞膜和细胞壁上,而不是细胞质中。

https://cdn.ncbi.nlm.nih.gov/pmc/blobs/67da/245712/67e405e798cb/jbacter00339-0421-b.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/67da/245712/58d05da87d7f/jbacter00339-0420-a.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/67da/245712/ec2cd65647ba/jbacter00339-0421-a.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/67da/245712/67e405e798cb/jbacter00339-0421-b.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/67da/245712/58d05da87d7f/jbacter00339-0420-a.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/67da/245712/ec2cd65647ba/jbacter00339-0421-a.jpg
https://cdn.ncbi.nlm.nih.gov/pmc/blobs/67da/245712/67e405e798cb/jbacter00339-0421-b.jpg

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本文引用的文献

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THE REDUCING PROPERTIES OF MICROORGANISMS WITH SPECIAL REFERENCE TO SELENIUM COMPOUNDS.微生物的还原特性,特别涉及硒化合物
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Toxic-selenium and low-selenium transcriptomes in Caenorhabditis elegans: toxic selenium up-regulates oxidoreductase and down-regulates cuticle-associated genes.秀丽隐杆线虫中的毒性硒和低硒转录组:毒性硒上调氧化还原酶并下调与表皮相关的基因。
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