Results 91 to 100 of about 47,911 (258)

Living unicellular eukaryote Tetrahymena pyriformis as a model for study of mitochondrial energetics in mammalian cells under conditions of reduced oxidative metabolism. [PDF]

open access: yes, 2010
Some “animal-like” protozoa are used instead of mammalian cells in diverse investigations. _Tetrahymena pyriformis_ cells in stationary phase of growth and washed from oxidative substrates (_T.pyriformis_) function under conditions of ...
Elena Mokhova
core   +1 more source

Hybrid Molecules Containing Methotrexate, Vitamin D, and Platinum Derivatives: Synthesis, Characterization, In Vitro Cytotoxicity, In Silico ADME Docking, Molecular Docking and Dynamics

open access: yesChemistry &Biodiversity, Volume 22, Issue 1, January 2025.
Abstract Designing hybrid‐based drugs is one promising strategy for developing effective anticancer drugs that explore combination therapy to enhance treatment efficacy, overcome the development of drug resistance, and lower treatment duration. Bisphosphonates and Vitamin D are commonly administered drugs for the treatment of bone diseases and the ...
Zintle Mbese   +8 more
wiley   +1 more source

Structure and folding of the Tetrahymena telomerase RNA pseudoknot

open access: yesNucleic Acids Research, 2016
Telomerase maintains telomere length at the ends of linear chromosomes using an integral telomerase RNA (TER) and telomerase reverse transcriptase (TERT).
D. Cash, J. Feigon
semanticscholar   +1 more source

Wall Drag on Free-Moving Ciliated Micro-Organisms [PDF]

open access: yes, 1973
It is generally assumed that wall drag on free-moving, self-propelled or passively moving micro-organisms is not significant under normal observation conditions. Yet the point at which such drag becomes significant has not been determined quantitatively.
Winet, H.
core  

Eco‐phenotypic feedback loops differ in multistressor environments

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   +1 more source

Enzymatic and chemical mapping of nucleosome distribution in purified micro- and macronuclei of the ciliated model organism, Tetrahymena thermophila

open access: yesScience China Life Sciences, 2016
Genomic distribution of the nucleosome, the basic unit of chromatin, contains important epigenetic information. To map nucleosome distribution in structurally and functionally differentiated micronucleus (MIC) and macronucleus (MAC) of the ciliate ...
Xiao Chen   +5 more
semanticscholar   +1 more source

Tracking Tetrahymena Pyriformis Cells using Decision Trees [PDF]

open access: yesarXiv, 2012
Matching cells over time has long been the most difficult step in cell tracking. In this paper, we approach this problem by recasting it as a classification problem. We construct a feature set for each cell, and compute a feature difference vector between a cell in the current frame and a cell in a previous frame.
arxiv  

Ciliary propulsion of objects in tubes: wall drag on swimming Tetrahymena (Ciliata) in the presence of mucin and other long-chain polymers [PDF]

open access: yes, 1976
The lubrication effect of three long-chain polymers - mucin, methylcellulose and Ficoll - on ciliary propulsion in tubes is measured by plotting the relative velocities of swimming cilitates as a function of the tube bore diameter.
Winet, H.
core  

The Tetrahymena metallothionein gene family: twenty-one new cDNAs, molecular characterization, phylogenetic study and comparative analysis of the gene expression under different abiotic stressors

open access: yesBMC Genomics, 2016
Ciliate metallothioneins (MTs) are included in family 7 of the MT superfamily. This family has been divided into two main subfamilies: 7a or CdMTs and 7b or CuMTs. All ciliate MTs reported have been isolated from different Tetrahymena species and present
Patricia de Francisco   +4 more
semanticscholar   +1 more source

Model for processive nucleotide and repeat additions by the telomerase [PDF]

open access: yesarXiv, 2007
A model is presented to describe the nucleotide and repeat addition processivity by the telomerase. In the model, the processive nucleotide addition is implemented on the basis of two requirements: One is that stem IV loop stimulates the chemical reaction of nucleotide incorporation, and the other one is the existence of an ssRNA-binding site adjacent ...
arxiv  

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