Results 121 to 130 of about 5,040 (205)

Soil microorganisms behave like macroscopic organisms: patterns in the global distribution of soil euglyphid testate amoeba [PDF]

open access: yes
Aim: Patterns of α- and β-diversity of soil protist communities and the factors that shape them remain largely unknown. We undertook a world-wide survey of forest litter to investigate the patterns of diversity in a group of testate amoebae. We aimed to
Fournier, B   +4 more
core   +1 more source

Role of Rhizaria in biogeochemical Cycles in the epi- and mesopelagic ocean

open access: yes, 2023
Les océans épipélagique et mésopélagique jouent un rôle clé dans la production, le recyclage et le transfert de la matière organique et minérale vers l’océan profond. Les Rhizaria (comprenant les Radiolaria et les Phaeodaria) sont des protistes planctoniques qu’on retrouve dans ces couches de l’océan mondial.
openaire   +2 more sources

The Protist Ribosomal Reference database (PR2): a catalog of unicellular eukaryote Small Sub-Unit rRNA sequences with curated taxonomy [PDF]

open access: yes, 2017
The interrogation of genetic markers in environmental meta-barcoding studies is currently seriously hindered by the lack of taxonomically curated reference data sets for the targeted genes.
Audic, Stéphane   +31 more
core  

Unveiling the role of Rhizaria in the silicon cycle

open access: yes, 2020
Les Rhizaria sont des protistes planctoniques présents à la surface et dans l’ensemble des océans. Certains taxons (i.e., polycystines, Phaeodaria) construisent des squelettes siliceux complexes et robustes. Les connaissances de base telles que l'abondance, la diversité, le contenu cellulaire (silice biogénique - bSi, carbone et azote) et les taux d ...
openaire   +1 more source

The biomass distribution on Earth [PDF]

open access: yes, 2018
A census of the biomass on Earth is key for understanding the structure and dynamics of the biosphere. However, a global, quantitative view of how the biomass of different taxa compare with one another is still lacking.
Bar-On, Yinon M.   +2 more
core   +1 more source

Local endoreduplication of the host is a conserved process during Phytomyxea–host interaction

open access: yesFrontiers in Microbiology
BackgroundEndoreduplication, a modified cell cycle, involves cells duplicating DNA without undergoing mitosis. This phenomenon is frequently observed in plants, algae, and animals.
Michaela Hittorf   +6 more
doaj   +1 more source

Vampyrella crystallifera sp. nov., an Amoeba That Dissolves Entire Algal Cells at a Remarkable Speed

open access: yesEcology and Evolution
The vampyrellid amoebae (Order Vampyrellida, Rhizaria) comprise predatory microeukaryotes that inhabit freshwater, marine, and terrestrial habitats. They are known to consume a wide array of prey, which includes microalgae, fungi, and even microscopic ...
Andreas Suthaus, Sebastian Hess
doaj   +1 more source

Plastid origin and evolution [PDF]

open access: yes, 2011
Bhattacharya, Debashish   +1 more
core   +1 more source

Physiological diversity and adaptation of Rhizaria revealed by phylogenomics and comparative transcriptomics

open access: yes
Abstract Protists are vastly diverse, forming over 20 supergroups of the eukaryotic diversity and fulfilling plentiful functions. Rhizaria is a widespread and highly abundant supergroup comprising important parasites and a huge diversity of free-living heterotrophic predators.
Jule Freudenthal   +4 more
openaire   +1 more source

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