Results 1 to 10 of about 11,556 (223)

Paramecium, a Model to Study Ciliary Beating and Ciliogenesis: Insights From Cutting-Edge Approaches

open access: yesFrontiers in Cell and Developmental Biology, 2022
Cilia are ubiquitous and highly conserved extensions that endow the cell with motility and sensory functions. They were present in the first eukaryotes and conserved throughout evolution (Carvalho-Santos et al., 2011).
K. Bouhouche   +8 more
exaly   +3 more sources

Massive colonization of protein-coding exons by selfish genetic elements in Paramecium germline genomes

open access: yesPLoS Biology, 2021
Ciliates are unicellular eukaryotes with both a germline genome and a somatic genome in the same cytoplasm. The somatic macronucleus (MAC), responsible for gene expression, is not sexually transmitted but develops from a copy of the germline micronucleus
Frédéric Guérin   +2 more
exaly   +2 more sources

Peculiar Paramecium Hosts Fail to Establish a Stable Intracellular Relationship With Legionella pneumophila

open access: yesFrontiers in Microbiology, 2020
Legionella pneumophila, an intracellular human pathogen, establishes intracellular relationships with several protist hosts, including Paramecium caudatum. L.
Masahisa Watarai   +2 more
exaly   +3 more sources

Infection with the Endonuclear Symbiotic Bacterium Holospora obtusa Reversibly Alters Surface Antigen Expression of the Host Paramecium caudatum [PDF]

open access: yesMicroorganisms
It is known that the ciliate Paramecium cell surface including cilia is completely covered by high-molecular-mass GPI-anchored proteins named surface antigens (SAgs). However, their functions are not well understood.
Masahiro Fujishima
doaj   +2 more sources

Eco‐phenotypic feedback loops differ in multistressor environments [PDF]

open access: yesEcology, Volume 106, Issue 1, January 2025.
Abstract Natural communities are exposed to multiple environmental stressors, which simultaneously impact the population and trait dynamics of the species embedded within these communities. Given that certain traits, such as body size, are known to rapidly respond to environmental change, and given that they can strongly influence the density of ...
Lynn Govaert, Toni Klauschies
wiley   +2 more sources

A Reassessment of Phylogenetic Relationships in Class Oligohymenophorea (Protista, Ciliophora) Based on Updated Multigene Data [PDF]

open access: yesEcology and Evolution, Volume 15, Issue 2, February 2025.
We report 97 new sequences, including SSU‐rRNA, ITS1‐5.8S‐ITS2 rRNA, LSU‐rRNA, mitochondrial cytochrome oxidase c subunit I, and mitochondrial small subunit ribosomal RNA genes of 30 oligohymenophorean populations. A comprehensive analysis of class Oligohymenophorea is conducted, encompassing 250 populations.
Bailin Li   +7 more
wiley   +2 more sources

Lipids of Paramecium

open access: yesJournal of Lipid Research, 1987
This review is the first on the composition and metabolism of Paramecium lipids. This ciliated protozoa is a useful system for studying the structure and function of biomembranes since it can be grown under chemically defined culture conditions in large numbers; much is known about its genetics, membrane electrophysiology, and ultrastructure; and ...
E S Kaneshiro
openaire   +5 more sources

Crucial Role of Legionella pneumophila TolC in the Inhibition of Cellular Trafficking in the Protistan Host Paramecium tetraurelia

open access: yesFrontiers in Microbiology, 2018
Legionella pneumophila is a facultative intracellular Gram-negative bacterium, which is a major causative agent of Legionnaires’ disease. In the environment, this bacterium survives in free-living protists such as amoebae and Tetrahymena. The association
Masahisa Watarai
exaly   +3 more sources

The genome and comparative transcriptome of the euryhaline model ciliate Paramecium duboscqui reveal adaptations to environmental salinity [PDF]

open access: yesBMC Biology
Background As a potential model organism for studies of environmental and cell biology, Paramecium duboscqui is a special euryhaline species of Paramecium that can be found in fresh, brackish, or marine water in natural salinity ranges between 0‰ and 33‰.
Yu Fu   +5 more
doaj   +2 more sources

Improved methods and resources for paramecium genomics: transcription units, gene annotation and gene expression

open access: yesBMC Genomics, 2017
Background The 15 sibling species of the Paramecium aurelia cryptic species complex emerged after a whole genome duplication that occurred tens of millions of years ago.
Linda Sperling   +2 more
exaly   +3 more sources

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