Results 21 to 30 of about 47,911 (258)

Snf2 Proteins Are Required to Generate Gamete Pronuclei in Tetrahymena thermophila

open access: yesMicroorganisms, 2022
During sexual reproduction/conjugation of the ciliate Tetrahymena thermophila, the germinal micronucleus undergoes meiosis resulting in four haploid micronuclei (hMICs).
Yasuhiro Fukuda   +3 more
doaj   +1 more source

Further insights into the phylogeny of facultative parasitic ciliates associated with tetrahymenosis (Ciliophora, Oligohymenophorea) based on multigene data

open access: yesEcology and Evolution, 2023
Tetrahymenosis, caused by about 10 Tetrahymena species, is an emerging problem inflicting a significant economic loss on the aquaculture industry worldwide.
Lihui Liu   +5 more
doaj   +1 more source

The mitochondrial genome of Tetrahymena rostrata

open access: yesMitochondrial DNA. Part B. Resources, 2020
Tetrahymena rostrata is a ciliated protist which can parasitize the gray field slug, Deroceras reticulatum. Here, we report the sequence of the mitochondrial genome (mt genome) of a strain of T. rostrata that was isolated from the egg of D.
A. Watt   +3 more
doaj   +1 more source

Nucleus-specific linker histones Hho1 and Mlh1 form distinct protein interactions during growth, starvation and development in Tetrahymena thermophila [PDF]

open access: yes, 2019
Chromatin organization influences most aspects of gene expression regulation. The linker histone H1, along with the core histones, is a key component of eukaryotic chromatin.
Pearlman, Ronald E.   +7 more
core   +1 more source

Cfap91-Dependent Stability of the RS2 and RS3 Base Proteins and Adjacent Inner Dynein Arms in Tetrahymena Cilia

open access: yesCells, 2022
Motile cilia and eukaryotic flagella are specific cell protrusions that are conserved from protists to humans. They are supported by a skeleton composed of uniquely organized microtubules—nine peripheral doublets and two central singlets (9 × 2 + 2 ...
Marta Bicka   +6 more
doaj   +1 more source

Parallel evolution of histophagy in ciliates of the genus Tetrahymena

open access: yesBMC Evolutionary Biology, 2001
Background Species of Tetrahymena were grouped into three complexes based on morphological and life history traits: the pyriformis complex of microstomatous forms; the patula complex of microstome-macrostome transformers; and the rostrata complex of ...
Jerome Cheryl A   +3 more
doaj   +1 more source

A knockout mutation of a constitutive GPCR in Tetrahymena decreases both G-protein activity and chemoattraction. [PDF]

open access: yesPLoS ONE, 2011
Although G-protein coupled receptors (GPCRs) are a common element in many chemosensory transduction pathways in eukaryotic cells, no GPCR or regulated G-protein activity has yet been shown in any ciliate.
Thomas J Lampert   +2 more
doaj   +1 more source

Functional characterization of RebL1 highlights the evolutionary conservation of oncogenic activities of the RBBP4/7 orthologue in Tetrahymena thermophila

open access: yesbioRxiv, 2020
Retinoblastoma-binding proteins 4 and 7 (RBBP4 and RBBP7) are two highly homologous human histone chaperones. They function in epigenetic regulation as subunits of multiple chromatin-related complexes and have been implicated in numerous cancers.
Syed Nabeel-Shah   +16 more
semanticscholar   +1 more source

Synthesis, Characterization of Pyrano-[2,3-c]-Pyrazoles Derivatives and Determination of Their Antioxidant Activities

open access: yesIranian Journal of Toxicology, 2021
Background: Antioxidants are developed to assist the immune system and overcome oxidative stress, the aggression of cellular constituents due to imbalance between reactive oxygen species and the inner antioxidant system.
Boutaina Addoum   +7 more
doaj  

Entry and Killing of Tetrahymena thermophila by Bacterially Produced Shiga Toxin

open access: yesmBio, 2013
Phage-encoded Shiga toxin (Stx) acts as a bacterial defense against the eukaryotic predator Tetrahymena thermophila. It is unknown how Stx enters Tetrahymena protozoa or how it kills them.
Gino Stolfa, Gerald B. Koudelka
doaj   +1 more source

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