Results 51 to 60 of about 11,020,597 (230)

Cas9-mediated targeting of viral RNA in eukaryotic cells

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2015
Significance The clustered, regularly interspaced, short palindromic repeats associated endonuclease, Cas9, has quickly become a revolutionary tool in genome engineering.
Aryn A. Price   +4 more
semanticscholar   +1 more source

“Breaking up is hard to do”: the formation and resolution of sister chromatid intertwines [PDF]

open access: yes, 2014
The absolute necessity to resolve every intertwine between the two strands of the DNA double helix provides a massive challenge to the cellular processes that duplicate and segregate chromosomes.
Bartkova   +110 more
core   +1 more source

Evolutionary cell biology: Functional insight from “Endless forms most beautiful” [PDF]

open access: yes, 2015
In animal and fungal model organisms, the complexities of cell biology have been analyzed in exquisite detail and much is known about how these organisms function at the cellular level.
Dacks, Joel B.   +4 more
core   +1 more source

Phagocytosis-like cell engulfment by a planctomycete bacterium

open access: yesNature Communications, 2019
Phagocytosis is a typically eukaryotic feature that could be behind the origin of eukaryotic cells. Here, the authors describe a bacterium that can engulf other bacteria and small eukaryotic cells through a phagocytosis-like mechanism.
Takashi Shiratori   +3 more
doaj   +1 more source

Circular RNAs in Eukaryotic Cells

open access: yesCurrent Genomics, 2015
Circular RNAs (circRNAs) are now recognized as large species of transcripts in eukaryotic cells. From model organisms such as C. elegans, Drosophila, mice to human beings, thousands of circRNAs formed from back-splicing of exons have been identified. The
Liang Chen   +3 more
semanticscholar   +1 more source

Bacterial toxin effector membrane targeting: Outside in, then back again.

open access: yesFrontiers in Cellular and Infection Microbiology, 2012
Pathogenic bacteria utilize multiple approaches to mediate their toxicity to eukaryotic cells. Dedicated protein machines deposit toxic effectors directly inside the host, whereas secreted toxins must enter cells independently of other bacterial ...
Brett eGeissler
doaj   +1 more source

Distinct type I and type II toxin-antitoxin modules control Salmonella lifestyle inside eukaryotic cells

open access: yesScientific Reports, 2015
Toxin-antitoxin (TA) modules contribute to the generation of non-growing cells in response to stress. These modules abound in bacterial pathogens although the bases for this profusion remain largely unknown.
Damián Lobato-Márquez   +4 more
semanticscholar   +1 more source

Evolution: functional evolution of nuclear structure. [PDF]

open access: yes, 2011
The evolution of the nucleus, the defining feature of eukaryotic cells, was long shrouded in speculation and mystery. There is now strong evidence that nuclear pore complexes (NPCs) and nuclear membranes coevolved with the endomembrane system, and that ...
Dawson, Scott C, Wilson, Katherine L
core  

Molecular basis for resistance of acanthamoeba tubulins to all major classes of antitubulin compounds [PDF]

open access: yes, 2007
Tubulin is essential to eukaryotic cells and is targeted by several antineoplastics, herbicides, and antimicrobials. We demonstrate that Acanthamoeba spp.
Henriquez, Fiona L.   +4 more
core   +2 more sources

Tubular microfossils from ∼2.8 to 2.7Ga-old lacustrine deposits of South Africa: A sign for early origin of eukaryotes? [PDF]

open access: yes, 2016
Unequivocal evidence for Archean eukaryotic life has been long sought for and is a matter of lively debate. In the absence of unambiguous fossils this debate has focused on biogeochemical signatures and molecular phylogenies.
Altermann, Wladyslaw   +3 more
core   +2 more sources

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