Results 11 to 20 of about 6,546,541 (274)

Nuclear Size Control in Fission Yeast [PDF]

open access: yesJournal of Cell Biology, 2007
A long-standing biological question is how a eukaryotic cell controls the size of its nucleus. We report here that in fission yeast, nuclear size is proportional to cell size over a 35-fold range, and use mutants to show that a 16-fold change in nuclear DNA content does not influence the relative size of the nucleus. Multi-nucleated cells with unevenly
Frank R Neumann, Paul Nurse
exaly   +5 more sources

A systematic genetic screen identifies essential factors involved in nuclear size control. [PDF]

open access: yesPLoS Genetics, 2019
Nuclear size correlates with cell size, but the mechanism by which this scaling is achieved is not known. Here we screen fission yeast gene deletion mutants to identify essential factors involved in this process.
Helena Cantwell, Paul Nurse
doaj   +2 more sources

Elucidating nuclear size control in the Xenopus model system [PDF]

open access: yesVeterinarski Glasnik, 2018
Background. Nuclear size is a tightly regulated cellular feature. Mechanisms that regulate nuclear size and the functional significance of this regulation are largely unknown. Nuclear size and morphology are often altered in many diseases, such as cancer.
Jevtić Predrag, Levy Daniel L.
doaj   +2 more sources

Evaluation of the relation between Lens Opacities Classification System III grading and nuclear size by direct measurement [PDF]

open access: yesTaiwan Journal of Ophthalmology, 2020
CONTEXT: Although relation between Lens Opacities Classification System III (LOCS III) and nuclear density is established, no data are available about nuclear size at different LOCS III grades.
Chidanand Kulkarni
doaj   +2 more sources

Cancer-associated SPOP mutations enlarge nuclear size and facilitate nuclear envelope rupture upon farnesyltransferase inhibitor treatment [PDF]

open access: yesThe Journal of Clinical Investigation
Nuclear size is crucial for cellular functions and often increases with malignancy. Irregular nuclei are linked to aggressive tumors, driven by genetic and epigenetic changes.
Zixi Wang   +14 more
doaj   +2 more sources

A systematic genomic screen implicates nucleocytoplasmic transport and membrane growth in nuclear size control. [PDF]

open access: yesPLoS Genetics, 2017
How cells control the overall size and growth of membrane-bound organelles is an important unanswered question of cell biology. Fission yeast cells maintain a nuclear size proportional to cellular size, resulting in a constant ratio between nuclear and ...
Kazunori Kume   +5 more
doaj   +2 more sources

Tumour nuclear size heterogeneity as a biomarker for post-radiotherapy outcomes in gynecological malignancies [PDF]

open access: yesPhysics and Imaging in Radiation Oncology
Background and Purpose:: Radiotherapy targets DNA in cancer cell nuclei. Radiation dose, however, is prescribed to a macroscopic target volume assuming uniform distribution, failing to consider microscopic variations in dose absorbed by individual nuclei.
Yujing Zou   +6 more
doaj   +2 more sources

Topology and Nuclear Size Determine Cell Packing on Growing Lung Spheroids [PDF]

open access: yesPhysical Review X
Within multicellular living systems, cells coordinate their positions with spatiotemporal accuracy to form various tissue structures and control development.
Wenhui Tang   +7 more
doaj   +2 more sources

Nuclear Structure, Size Regulation, and Role in Cell Migration

open access: yesCells
The nucleus serves as a pivotal regulatory and control hub in the cell, governing numerous aspects of cellular functions, including DNA replication, transcription, and RNA processing.
Yuhao Li   +5 more
doaj   +3 more sources

Size matters: three methods for estimating nuclear size in mycorrhizal roots of Medicago truncatula by image analysis [PDF]

open access: yesBMC Plant Biology, 2019
Background The intracellular accommodation of arbuscular mycorrhizal (AM) fungi involves a profound molecular reprogramming of the host cell architecture and metabolism, based on the activation of a symbiotic signaling pathway.
Gennaro Carotenuto   +4 more
doaj   +2 more sources

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