Results 51 to 60 of about 1,403 (196)

Microbially influenced corrosion and rust tubercle formation on sheet piles in freshwater systems

open access: yesEnvironmental Microbiology, Volume 25, Issue 10, Page 1796-1815, October 2023., 2023
Abstract The extent of how complex natural microbial communities contribute to metal corrosion is still not fully resolved, especially not for freshwater environments. In order to elucidate the key processes, we investigated rust tubercles forming massively on sheet piles along the river Havel (Germany) applying a complementary set of techniques.
Annika Fiskal   +9 more
wiley   +1 more source

The photic‐aphotic divide is a strong ecological and evolutionary force determining the distribution of ciliates (Alveolata, Ciliophora) in the ocean

open access: yesJournal of Eukaryotic Microbiology, Volume 70, Issue 5, September/October 2023., 2023
Abstract The bulk of knowledge on marine ciliates is from shallow and/or sunlit waters. We studied ciliate diversity and distribution across epi‐ and mesopelagic oceanic waters, using DNA metabarcoding and phylogeny‐based metrics. We analyzed sequences of the 18S rRNA gene (V4 region) from 369 samples collected at 12 depths (0–1000 m) at the Bermuda ...
Luciana F. Santoferrara   +3 more
wiley   +1 more source

The All-Data-Based Evolutionary Hypothesis of Ciliated Protists with a Revised Classification of the Phylum Ciliophora (Eukaryota, Alveolata) [PDF]

open access: yes, 2016
This work is licensed under a Creative Commons Attribution 4.0 International License. The images or other third party material in this article are included in the article's Creative Commons license, unless indicated otherwise in the credit line; if the ...
A Baroin-Tourancheau   +109 more
core   +1 more source

Infection strategies of different chytrids in a diatom spring bloom

open access: yesFreshwater Biology, Volume 68, Issue 6, Page 972-986, June 2023., 2023
Abstract Diatom blooms are often accompanied by an increase in parasitic chytrids that kill the host cells, which they are infecting, and can contribute to the decline of the bloom. However, host specificity and range of these chytrids are currently poorly understood.
Ingrid Sassenhagen   +2 more
wiley   +1 more source

Successful invasions to freshwater systems double with climate warming

open access: yesLimnology and Oceanography, Volume 68, Issue 4, Page 953-962, April 2023., 2023
Abstract Although invasive species are recognized as a major threat to freshwaters, little is known about how future climate warming will affect the success of invaders. Ecosystems are also often simultaneously impacted by multiple, potentially interacting, invading species and the management of species invasions can be incredibly difficult.
Romana K. Salis   +2 more
wiley   +1 more source

Comparative Studies on the Polymorphism and Copy Number Variation of mtSSU rDNA in Ciliates (Protista, Ciliophora): Implications for Phylogenetic, Environmental, and Ecological Research [PDF]

open access: yes, 2020
While nuclear small subunit ribosomal DNA (nSSU rDNA) is the most commonly‐used gene marker in studying phylogeny, ecology, abundance, and biodiversity of microbial eukaryotes, mitochondrial small subunit ribosomal DNA (mtSSU rDNA) provides an ...
Gao, Feng   +6 more
core   +3 more sources

Planktonic microbial communities from microbialite‐bearing lakes sampled along a salinity‐alkalinity gradient

open access: yesLimnology and Oceanography, Volume 67, Issue 12, Page 2718-2733, December 2022., 2022
Abstract Continental freshwater systems are particularly vulnerable to environmental variation. Climate change‐induced desertification and the anthropogenic exploitation of hydric resources result in the progressive evaporation and salinization of inland water bodies in many areas of the globe.
Miguel Iniesto   +6 more
wiley   +1 more source

Phylogenomic analysis of integral diiron membrane histidine motif-containing enzymes in ciliates provides insights into their function and evolutionary relationships [PDF]

open access: yes, 2017
The Integral Membrane Histidine Motif-containing Enzymes (IMHME) are a class of binuclear non-heme iron proteins widely distributed among prokaryotes and eukaryotes.
Cid, Nicolás Gonzalo   +5 more
core   +1 more source

Bacterial symbiosis in ciliates (Alveolata, Ciliophora): Roads traveled and those still to be taken

open access: yesJournal of Eukaryotic Microbiology, Volume 69, Issue 5, September/October 2022., 2022
Abstract The diversity of prokaryotic symbionts in Ciliophora and other protists is fascinatingly rich; they may even include some potentially pathogenic bacteria. In this review, we summarize currently available data on biodiversity and some morphological and biological peculiarities of prokaryotic symbionts mainly within the genera Paramecium and ...
Sergei I. Fokin, Valentina Serra
wiley   +1 more source

Characterization of Simple Sequence Repeats (SSRs) in Ciliated Protists Inferred by Comparative Genomics

open access: yesMicroorganisms, 2020
Simple sequence repeats (SSRs) are prevalent in the genomes of all organisms. They are widely used as genetic markers, and are insertion/deletion mutation hotspots, which directly influence genome evolution.
Yuan Li   +5 more
doaj   +1 more source

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