SIGNORINI, Marco, Gabriele MIDOLO, Stefano CESCO, Tanja MIMMO and Luigimaria BORRUSO. A Matter of Metals: Copper but Not Cadmium Affects the Microbial Alpha-Diversity of Soils and Sediments — a Meta-analysis. Microbial Ecology. Springer Nature, 2023, vol. 86, No 2, p. 1071-1081. ISSN 0095-3628. Available from: https://dx.doi.org/10.1007/s00248-022-02115-4.
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Basic information
Original name A Matter of Metals: Copper but Not Cadmium Affects the Microbial Alpha-Diversity of Soils and Sediments — a Meta-analysis
Authors SIGNORINI, Marco (guarantor), Gabriele MIDOLO (380 Italy, belonging to the institution), Stefano CESCO, Tanja MIMMO and Luigimaria BORRUSO.
Edition Microbial Ecology, Springer Nature, 2023, 0095-3628.
Other information
Original language English
Type of outcome Article in a journal
Field of Study 10511 Environmental sciences
Country of publisher United States of America
Confidentiality degree is not subject to a state or trade secret
WWW URL
Impact factor Impact factor: 3.600 in 2022
RIV identification code RIV/00216224:14310/23:00130387
Organization unit Faculty of Science
Doi http://dx.doi.org/10.1007/s00248-022-02115-4
UT WoS 000862203100001
Keywords in English Bacterial communities; Alpha-diversity; Soil; Sediment; Rhizosphere; Heavy metals; Meta-analysis
Tags rivok
Tags International impact, Reviewed
Changed by Changed by: Mgr. Marie Šípková, DiS., učo 437722. Changed: 12/7/2023 11:55.
Abstract
Heavy metal (HM) accumulation in soil affects plants and soil fauna, yet the effect on microbial alpha-diversity remains unclear, mainly due to the absence of dedicated research synthesis (e.g. meta-analysis). Here, we report the first meta-analysis of the response of soil microbial alpha-diversity to the experimental addition of cadmium (Cd) and copper (Cu). We considered studies conducted between 2013 and 2022 using DNA metabarcoding of bacterial and fungal communities to overcome limitations of other cultivation- and electrophoresis-based techniques. Fungi were discarded due to the limited study number (i.e. 6 studies). Bacterial studies resulted in 66 independent experiments reported in 32 primary papers from four continents. We found a negative dose-dependent response for Cu but not for Cd for bacterial alpha-diversity in the environments, only for Cu additions exceeding 29.6 mg kg(-1) (first loss of - 0.06% at 30 mg kg(-1)). The maximal loss of bacterial alpha-diversity registered was 13.89% at 3837 mg kg(-1). Our results first highlight that bacterial communities behave differently to soil pollution depending on the metal. Secondly, our study suggests that even extreme doses of Cu do not cause a dramatic loss in alpha-diversity, highlighting how the behaviour of bacterial communities diverges from soil macro-organisms.
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