Results 21 to 30 of about 57,563 (148)

A novel mode of cytokinesis without cell-substratum adhesion

open access: yesScientific Reports, 2017
Cytokinesis is a final step in cell division. Dictyostelium cells, a model organism for the study of cytokinesis, have multiple modes, denoted cytokinesis A, B, C, and D.
Risa Taira, Shigehiko Yumura
doaj   +1 more source

Yorkie and JNK Control Tumorigenesis in Drosophila Cells with Cytokinesis Failure

open access: yesCell Reports, 2018
Summary: Cytokinesis failure may result in the formation of polyploid cells, and subsequent mitosis can lead to aneuploidy and tumor formation. Tumor suppressor mechanisms limiting the oncogenic potential of these cells have been described.
Stephan U. Gerlach   +2 more
doaj   +1 more source

Who Needs a Contractile Actomyosin Ring? The Plethora of Alternative Ways to Divide a Protozoan Parasite

open access: yesFrontiers in Cellular and Infection Microbiology, 2019
Cytokinesis, or the division of the cytoplasm, following the end of mitosis or meiosis, is accomplished in animal cells, fungi, and amoebae, by the constriction of an actomyosin contractile ring, comprising filamentous actin, myosin II, and associated ...
Tansy C. Hammarton
doaj   +1 more source

Cell Division Protein FtsZ Is Unfolded for N-Terminal Degradation by Antibiotic-Activated ClpP

open access: yesmBio, 2020
Antibiotic acyldepsipeptides (ADEPs) deregulate ClpP, the proteolytic core of the bacterial Clp protease, thereby inhibiting its native functions and concomitantly activating it for uncontrolled proteolysis of nonnative substrates.
Nadine Silber   +5 more
doaj   +1 more source

Mitosis, Focus on Calcium

open access: yesFrontiers in Physiology, 2022
The transformation of a single fertilised egg into an adult human consisting of tens of trillions of highly diverse cell types is a marvel of biology. The expansion is largely achieved by cell duplication through the process of mitosis.
Charlotte Nugues   +2 more
doaj   +1 more source

Polo-like kinase in trypanosomes: an odd member out of the Polo family [PDF]

open access: yesOpen Biology, 2020
Polo-like kinases (Plks) are evolutionarily conserved serine/threonine protein kinases playing crucial roles during multiple stages of mitosis and cytokinesis in yeast and animals.
Yasuhiro Kurasawa, Tai An, Ziyin Li
doaj   +1 more source

Live Imaging and Analysis of Meiotic Cytokinesis in Drosophila Testes

open access: yesBio-Protocol
All living organisms require the division of a cell into daughter cells for their growth and maintenance. During cell division, both genetic and cytoplasmic contents are equally distributed between the two daughter cells.
Govind Kunduri, Jairaj Acharya
doaj   +1 more source

Cell-intrinsic and -extrinsic mechanisms promote cell-type-specific cytokinetic diversity

open access: yeseLife, 2018
Cytokinesis, the physical division of one cell into two, is powered by constriction of an actomyosin contractile ring. It has long been assumed that all animal cells divide by a similar molecular mechanism, but growing evidence suggests that cytokinetic ...
Tim Davies   +6 more
doaj   +1 more source

Effect of terahertz irradiation on DNA damage repair in living cells

open access: yesFEBS Open Bio, EarlyView.
We investigated the effect of terahertz (THz) wave irradiation on DNA double‐strand break (DSB) repair in living cells. We found that THz irradiation enhanced DSB repair at specific frequencies, whereas heat treatment inhibited it, indicating that this effect is nonthermal and frequency‐specific.
Yuya Ueno   +3 more
wiley   +1 more source

Architecture of the ring formed by the tubulin homologue FtsZ in bacterial cell division

open access: yeseLife, 2014
Membrane constriction is a prerequisite for cell division. The most common membrane constriction system in prokaryotes is based on the tubulin homologue FtsZ, whose filaments in E. coli are anchored to the membrane by FtsA and enable the formation of the
Piotr Szwedziak   +4 more
doaj   +1 more source

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