Results 11 to 20 of about 46,319 (340)

The Necrobiome of Deadwood: The Life after Death

open access: yesEcologies, 2022
In recent decades, sustainable forest management has been increasingly recognized, promoting the diffusion of silvicultural practices aimed at considering all components of the forest system. Deadwood is an important component of the forest ecosystem. It
Roberta Pastorelli   +2 more
doaj   +1 more source

Galvanotaxis of ciliates: spatiotemporal dynamics of Coleps hirtus under electric fields

open access: yesNew Journal of Physics, 2022
Galvanotaxis describes the functional response of organisms to electric fields. In ciliates, the electric field influences the electrophysiology, and thus, the cilia beat dynamics. This leads to a change of the swimming direction toward the cathode.
Anna Daul   +2 more
doaj   +1 more source

Summertime tintinnids in surface water of the Weddell and Cosmonaut seas: community structure and relationships with different water masses

open access: yesPolar Research, 2023
Tintinnids (Ciliophora) are important microzooplankton grazers. In the Southern Ocean, they are found in the Antarctic Zone, Polar Front and Subantarctic Zone.
Jingyuan Li   +6 more
doaj   +1 more source

Epigenetics of Ciliates [PDF]

open access: yesCold Spring Harbor Perspectives in Biology, 2013
Research using ciliates revealed early examples of epigenetic phenomena and continues to provide novel findings. These protozoans maintain separate germline and somatic nuclei that carry transcriptionally silent and active genomes, respectively. Examining the differences in chromatin within distinct nuclei of Tetrahymena identified histone variants and
Douglas L. Chalker   +2 more
openaire   +2 more sources

Local ciliate communities associated with aquatic macrophytes [PDF]

open access: yes, 2014
This study, based within the catchment area of the River Frome, an important chalk stream in the south of England, compared ciliated protozoan communities associated with three species of aquatic macrophyte common to lotic habitats: Ranunculus ...
Esteban, Genoveva, Yeates, A.M.
core   +4 more sources

Ciliate diversity and distribution patterns in the sediments of a seamount and adjacent abyssal plains in the tropical Western Pacific Ocean

open access: yesBMC Microbiology, 2017
Background Benthic ciliates and the environmental factors shaping their distribution are far from being completely understood. Likewise, deep-sea systems are amongst the least understood ecosystems on Earth.
Feng Zhao   +3 more
doaj   +1 more source

Systematic revision of the genus Orodaliscoides Schmidt, 1913 (Coleoptera: Scarabaeidae: Aphodiinae) [PDF]

open access: yes, 2012
The species belonging to the genus Orodaliscoides Schmidt (Coleoptera: Scarabaeidae: Aphodiinae) are redescribed and figured. The following new combinations are proposed: Orodaliscoides fimbripes (Brown, 1928) and Orodaliscoides giulianii (Gordon, 1977)
Dellacasa, Giovanni   +2 more
core   +2 more sources

The respiratory microbiota of three cohabiting beluga whales (Delphinapterus leucas) under human care

open access: yesFrontiers in Marine Science, 2023
We sampled the respiratory mucus from voluntary blowhole exhalations (“blow”) of three healthy beluga whales (Delphinapterus leucas) under professional human care. Blow samples were collected from three resident belugas, one adult male (M1) and two adult
Susan A. Smith   +7 more
doaj   +1 more source

RNA Interference by Cyanobacterial Feeding Demonstrates the SCSG1 Gene Is Essential for Ciliogenesis during Oral Apparatus Regeneration in Stentor

open access: yesMicroorganisms, 2021
In the giant ciliate Stentor coeruleus, oral apparatus (OA) regeneration is an experimentally tractable regeneration paradigm that occurs via a series of morphological steps.
Wei Wei   +6 more
doaj   +1 more source

Effect of zooplankton-mediated trophic cascades on marine microbial food web components (bacteria, nanoflagellates, ciliates) [PDF]

open access: yes, 2009
To examine the grazing effects of copepod-dominated mesozooplankton on heterotrophic microbial communities, four mesocosm experiments using gradients of zooplankton abundance were carried out at a coastal marine site.
Hoppe, Hans-Georg   +3 more
core   +1 more source

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