Arbuscular mycorrhizal fungi alter Hg root uptake and ligand environment as studied by X-ray absorption fine structure
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- 作者：Alojz Kodrea ; b ; Iztok Arčonb ; c ; Marta Debeljakd ; Mateja Potiseke ; Matevž Likare ; Katarina Vogel-Miku&scaron ; b ; e ; katarina.vogelmikus@bf.uni-lj.si" class="auth_mail" title="E-mail the corresponding author
- 关键词：AM ; arbuscular mycorrhiza ; EXAFS ; extended X-ray absorption fine structure ; XANES ; X-ray absorption near edge structure ; AmI ; maize plants inoculated with AM fungi from Hg polluted Idrija site ; AmC ; maize plants inoculated with commercial AM fungal mixture ; ConI ; maize plants inoculated with soil bacteria extracted from Hg polluted Idrija site ; ConC ; maize plants inoculated with soil bacteria extracted from commercial AM inoculum ; Con ; maize plants grown in sterile soil
- 刊名：Environmental and Experimental Botany
- 出版年：2017
- 出版时间：January 2017
- 年：2017
- 卷：133
- 期：Complete
- 页码：12-23
- 全文大小：1932 K
文摘
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In non-AM plants Hg is bound in di-thiolate and di-amino complexes.
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In AM plants Hg-tetra-thiolate complexes are also present.
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In AM plants the amount of tetra-thiolate complexes increases with arbuscular density.
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Hg-tetra-thiolate complexes are attributed to the fungal partner.