Results 21 to 30 of about 27,803 (231)

Can testate amoeba-based palaeohydrology be extended to fens? [PDF]

open access: yes, 2010
Numerous palaeoecological studies have used testate amoeba analysis to reconstruct Holocene hydrological change in peatlands, and thereby past climatic change.
Payne, Richard   +2 more
core   +1 more source

SPATIAL-VARIANT MORPHOLOGICAL FILTERS WITH NONLOCAL-PATCH-DISTANCE-BASED AMOEBA KERNEL FOR IMAGE DENOISING

open access: yesImage Analysis and Stereology, 2015
Filters of the Spatial-Variant amoeba morphology can preserve edges better, but with too much noise being left. For better denoising, this paper presents a new method to generate structuring elements for Spatially-Variant amoeba morphology.
Shuo Yang, Jian-Xun Li
doaj   +1 more source

Development of a Machine Learning-Based Cysticidal Assay and Identification of an Amebicidal and Cysticidal Marine Microbial Metabolite against Acanthamoeba

open access: yesMicrobiology Spectrum, 2022
Traditional cysticidal assays for Acanthamoeba species revolve around treating cysts with compounds and manually observing the culture for evidence of excystation. This method is time-consuming, labor-intensive, and low throughput. We adapted and trained
Brian Shing   +3 more
doaj   +1 more source

Implementation of Geometry Dependent Charge Flux into Polarizable AMOEBA+ Potential [PDF]

open access: yes, 2019
Molecular dynamics (MD) simulations employing classical force fields (FFs) have been widely used to model molecular systems. The important ingredient of the current FFs, atomic charge, remains fixed during MD simulations despite the atomic environment or
Jean-Philip, Piquemal   +5 more
core   +2 more sources

Neurofibromin controls macropinocytosis and phagocytosis in Dictyostelium

open access: yeseLife, 2015
Cells use phagocytosis and macropinocytosis to internalise bulk material, which in phagotrophic organisms supplies the nutrients necessary for growth. Wildtype Dictyostelium amoebae feed on bacteria, but for decades laboratory work has relied on axenic ...
Gareth Bloomfield   +5 more
doaj   +1 more source

Response of the protistan community of a rice field soil to different oxygen tensions [PDF]

open access: yes, 2016
Heterotrophic protists in soil are grazers that control the biomass and community structure of bacteria, thereby enhancing nutrient recycling. Oxygen regulates the microeukaryotic community, but little is known about its response to microoxic conditions.
Murase, Jun   +2 more
core   +1 more source

Functional Assessment of 2,177 U.S. and International Drugs Identifies the Quinoline Nitroxoline as a Potent Amoebicidal Agent against the Pathogen Balamuthia mandrillaris

open access: yesmBio, 2018
Balamuthia mandrillaris is a pathogenic free-living amoeba that causes a rare but almost always fatal infection of the central nervous system called granulomatous amoebic encephalitis (GAE). Two distinct forms of B.
Matthew T. Laurie   +9 more
doaj   +1 more source

Amoeba species colonizing the gills of rainbow trout (Oncorhynchus mykiss) in Swiss aquaculture. [PDF]

open access: yes, 2023
Nodular gill disease (NGD) is an infectious condition characterized by proliferative gill lesions leading to respiratory problems, oxygen deficiency and mortality in fish.
Vannetti, Stefania M   +17 more
core   +2 more sources

Discovery and Further Studies on Giant Viruses at the IHU Mediterranee Infection That Modified the Perception of the Virosphere

open access: yesViruses, 2019
The history of giant viruses began in 2003 with the identification of Acanthamoeba polyphaga mimivirus. Since then, giant viruses of amoeba enlightened an unknown part of the viral world, and every discovery and characterization of a new giant virus ...
Clara Rolland   +20 more
doaj   +1 more source

AMOEBA+ Classical Potential for Modeling Molecular Interactions [PDF]

open access: yes, 2019
Classical potentials based on isotropic and additive atomic charges have been widely used to model molecules in computers for the past few decades. The crude approximations in the underlying physics are hindering both their accuracy and transferability ...
Jean-Philip, Piquemal   +8 more
core   +2 more sources

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