Results 21 to 30 of about 354,259 (294)

Combining Flow Cytometry and Metagenomics Improves Recovery of Metagenome-Assembled Genomes in a Cell Culture from Activated Sludge

open access: yesMicroorganisms, 2023
The recovery of metagenome-assembled genomes is biased towards the most abundant species in a given community. To improve the identification of species, even if only dominant species are recovered, we investigated the integration of flow cytometry cell ...
Nafi’u Abdulkadir   +7 more
doaj   +1 more source

Environmental Parameters and Substrate Type Drive Microeukaryotic Community Structure During Short-Term Experimental Colonization in Subtropical Eutrophic Freshwaters

open access: yesFrontiers in Microbiology, 2020
Microeukaryotes are key components of aquatic ecosystems and play crucial roles in aquatic food webs. However, influencing factors and potential assembly mechanisms for microeukaryotic community on biofilms are rarely studied.
Changyu Zhu   +11 more
doaj   +1 more source

Stream Microbial Community Structured by Trace Elements, Headwater Dispersal, and Large Reservoirs in Sub-Alpine and Urban Ecosystems

open access: yesFrontiers in Microbiology, 2020
Stream bacterioplankton communities, a crucial component of aquatic ecosystems and surface water quality, are shaped by environmental selection (i.e., changes in taxa abundance associated with more or less favorable abiotic conditions) and passive ...
Erin Fleming Jones   +5 more
doaj   +1 more source

Broad role for YBX1 in defining the small noncoding RNA composition of exosomes. [PDF]

open access: yes, 2017
RNA is secreted from cells enclosed within extracellular vesicles (EVs). Defining the RNA composition of EVs is challenging due to their coisolation with contaminants, lack of knowledge of the mechanisms of RNA sorting into EVs, and limitations of ...
Lambowitz, Alan M   +6 more
core   +1 more source

Cenozoic Mammals and Climate Change: The Contrast between Coarse-Scale versus High-Resolution Studies Explained by Species Sorting

open access: yesGeosciences, 2012
Many paleontologists have noticed the broadly similar patterns between the changes in Cenozoic mammalian diversity and taxonomic dominance and climate changes.
Donald Prothero
doaj   +1 more source

Disk Covering Methods Improve Phylogenomic Analyses [PDF]

open access: yes, 2014
Motivation: With the rapid growth rate of newly sequenced genomes, species tree inference from multiple genes has become a basic bioinformatics task in comparative and evolutionary biology.
Bayzid, Md Shamsuzzoha   +2 more
core   +1 more source

An Improved Biotic Index of Organic Stream Pollution [PDF]

open access: yes, 2017
Major improvements were made in using a biotic index of the arthropod fauna to evaluate organic stream pollution. All tolerance values were reevaluated, many were changed, and the scale for tolerance values was expanded to 0-10 to provide greater ...
Hilsenhoff, William L
core   +3 more sources

Distribution of Terrestrial Isopods (Crustacea: Isopoda) Throughout Michigan: Early Results [PDF]

open access: yes, 2018
Results are reported from the first two years of a multi-year study on the distribution of terrestrial isopods (Crustacea: Isopoda) in Michigan. During the first year of the study (1997), intensive investigations were carried out us­ing pitfall traps in ...
Stoyenoff, Jennifer L
core   +3 more sources

Afromontane Forest Diversity and the Role of Grassland-Forest Transition in Tree Species Distribution

open access: yesDiversity, 2020
Local factors can play an important role in defining tree species distributions in species rich tropical forests. To what extent the same applies to relatively small, species poor West African montane forests is unknown.
Iveren Abiem   +3 more
doaj   +1 more source

Predators regulate prey species sorting and spatial distribution in microbial landscapes [PDF]

open access: yesJournal of Animal Ecology, 2017
Summary The role of predation in determining the metacommunity assembly model of prey communities is understudied relative to that of interspecific competition among prey.
George Livingston   +5 more
openaire   +2 more sources

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