Results 1 to 10 of about 9,869 (268)

High Dynamics of Ciliate Community Revealed via Short-Term, High-Frequency Sampling in a Subtropical Estuarine Ecosystem

open access: yesFrontiers in Microbiology, 2022
Ciliates are pivotal components of the marine microbial food web, exerting profound impacts on oceanic biogeochemical cycling. However, the temporal dynamics of ciliate assemblages on a short time scale in the highly fluctuating estuarine ecosystem ...
Bowei Gu   +21 more
doaj   +1 more source

Ciliates (Alveolata, Ciliophora) as bioindicators of environmental pressure: A karstic river case

open access: yesEcological Indicators, 2021
Ciliates are single celled eukaryotes recognized as key players in the microbial loop of aquatic ecosystems. The present study was carried out on the Krka River (Croatia), a karst freshwater ecosystem characterized by tufa barriers, biomineralization and
Antonija Kulaš   +11 more
doaj   +1 more source

Morphogenesis of the Ciliature During Sexual Process of Conjugation in the Ciliated Protist Euplotes raikovi

open access: yesFrontiers in Marine Science, 2021
Morphogenesis is an important process that widely occurs in almost all the organisms, including the ciliated protists. Ciliates are a large group of single-celled eukaryotes that can reproduce asexually (e.g., binary fission) and perform sexual process ...
Usman Asghar   +16 more
doaj   +1 more source

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

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

Calmodulin in Paramecium: Focus on Genomic Data

open access: yesMicroorganisms, 2022
Calcium (Ca2+) is a universal second messenger that plays a key role in cellular signaling. However, Ca2+ signals are transduced with the help of Ca2+-binding proteins, which serve as sensors, transducers, and elicitors. Among the collection of these Ca2+
Eduardo Villalobo   +2 more
doaj   +1 more source

Gastronautidae Deroux, 1994 and Trithigmostoma Jankowski, 1967: Evolutionary Links Among Cyrtophorian Ciliates (Protista, Ciliophora, and Phyllopharyngea)

open access: yesFrontiers in Marine Science, 2021
Studies on cyrtophorian ciliates (Cyrtophoria) have accumulated much knowledge on morphological taxonomy and molecular phylogeny, and the general classification and phylogenetic relationships of most families have thereby been revealed.
Zhishuai Qu   +6 more
doaj   +1 more source

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