Results 11 to 20 of about 1,827,380 (267)

Cell Cycle Commitment and the Origins of Cell Cycle Variability [PDF]

open access: yesFrontiers in Cell and Developmental Biology, 2021
Exit of cells from quiescence following mitogenic stimulation is highly asynchronous, and there is a great deal of heterogeneity in the response. Even in a single, clonal population, some cells re-enter the cell cycle after a sub-optimal mitogenic signal while other, seemingly identical cells, do not, though they remain capable of responding to a ...
Robert F. Brooks, Robert F. Brooks
openaire   +6 more sources

The Cell Cycle [PDF]

open access: yesThe Oncologist, 2000
The Oncologist 2000;5:510-513 www.TheOncologist.com Correspondence: L.G. Israels, M.D., Manitoba Institute of Cell Biology, University of Manitoba, 100 Olivia Street, Winnipeg, Manitoba, Canada, R3E 0V9. Telephone: 204-787-2246; Fax: 204-787-1345; e-mail: lisraels@cc.umanitoba.ca Received August 22, 2000; accepted for publication August 22, 2000 ...
E D, Israels, L G, Israels
openaire   +3 more sources

The cell cycle [PDF]

open access: yesPhilosophical Transactions of the Royal Society B: Biological Sciences, 2011
‘Dividing cells pass through a regular sequence of cell growth and division, known as the cell cycle’, according to a college textbook of biology published in 1983 [[1][1]], 5 years before the underlying principles of control were first laid bare during 1988, the annus mirabilis of cell ...
Hunt, T, Nasmyth, K, Novák, B
openaire   +1 more source

The Cell Cycle is a Limit Cycle [PDF]

open access: yesMathematical Modelling of Natural Phenomena, 2012
Progression along the successive phases of the mammalian cell cycle is driven by a network of cyclin-dependent kinases (Cdks). This network is regulated by a variety of negative and positive feedback loops. We previously proposed a detailed, 39-variable model for the Cdk network and showed that it is capable of temporal self-organization in the form of
Gérard, Claude, Goldbeter, Albert
openaire   +2 more sources

Mouse Chd4-NURD is required for neonatal spermatogonia survival and normal gonad development

open access: yesEpigenetics & Chromatin, 2022
Testis development and sustained germ cell production in adults rely on the establishment and maintenance of spermatogonia stem cells and their proper differentiation into spermatocytes.
Rodrigo O. de Castro   +5 more
doaj   +1 more source

DNA damage triggers squamous metaplasia in human lung and mammary cells via mitotic checkpoints

open access: yesCell Death Discovery, 2023
Epithelial transdifferentiation is frequent in tissue hyperplasia and contributes to disease in various degrees. Squamous metaplasia (SQM) precedes epidermoid lung cancer, an aggressive and frequent malignancy, but it is rare in the epithelium of the ...
Lucía San Juan   +9 more
doaj   +1 more source

A stress-blinded Atf1 can fully assemble heterochromatin in a RNAi-independent minimal mat locus but impairs directionality of mat2/3 switching

open access: yesiScience, 2022
Summary: The MAP kinase Sty1 phosphorylates and activates the transcription factor Atf1 in response to several stress conditions, which then shifts from a transcriptional repressor to an activator.
Rodrigo Fraile   +4 more
doaj   +1 more source

miR-17 ~ 92 suppresses proliferation and invasion of cervical cancer cells by inhibiting cell cycle regulator Cdt2

open access: yesDiscover Oncology, 2023
Cervical cancer (CC) is the 4th most leading cause of death among women worldwide, and if diagnosed in late stages the treatment options are almost negligible. 99% of CC is caused by high-risk human papilloma viruses (HR-HPV). Upon integration into human
Garima Singh   +3 more
doaj   +1 more source

miR-34a negatively regulates cell cycle factor Cdt2/DTL in HPV infected cervical cancer cells

open access: yesBMC Cancer, 2022
MicroRNAs have emerged as an important regulator of cell cycle and various other cellular processes. Aberration in microRNAs has been linked with development of several cancers and other diseases but still very little is known about the mechanism by ...
Garima Singh   +2 more
doaj   +1 more source

Cortical Cyclin A controls spindle orientation during asymmetric cell divisions in Drosophila

open access: yesNature Communications, 2022
The Frizzled/Dishevelled planar cell polarity pathway is involved in mitotic spindle orientation, but how this is coordinated with the cell cycle is unclear.
Pénélope Darnat   +6 more
doaj   +1 more source

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