Results 41 to 50 of about 562,858 (399)

Microtubule minus-end regulation at spindle poles by an ASPM-katanin complex

open access: yesNature Cell Biology, 2017
ASPM (known as Asp in fly and ASPM-1 in worm) is a microcephaly-associated protein family that regulates spindle architecture, but the underlying mechanism is poorly understood.
K. Jiang   +10 more
semanticscholar   +1 more source

PREDICTION THE EVOLUTION OF TEMPERATURE AND VIBRATIONS ON SPINDLE USING ARTIFICIAL NEURAL NETWORKS AND FUZZY LOGIC [PDF]

open access: yesAnnals: Series on engineering sciences (Academy of Romanian Scientists), 2016
Simulation spindle behavior in terms of temperature and vibration at higher speeds is more economical and more secure (avoid undesirable mechanical events) than testing practice.
Daniel Petru GHENCEA   +2 more
doaj  

Anaphase B. [PDF]

open access: yes, 2016
Anaphase B spindle elongation is characterized by the sliding apart of overlapping antiparallel interpolar (ip) microtubules (MTs) as the two opposite spindle poles separate, pulling along disjoined sister chromatids, thereby contributing to chromosome ...
Brust-Mascher, Ingrid   +2 more
core   +2 more sources

Meiotic spindle assembly and chromosome segregation in oocytes

open access: yesJournal of Cell Biology, 2016
Centrosomes play a key role in organizing the microtubule spindle that separates chromosomes during mitosis. Bennabi et al. review how microtubule spindle formation and chromosomal segregation also occur in oocytes during cell division by meiosis despite
Isma Bennabi, M. Terret, M. Verlhac
semanticscholar   +1 more source

T1,1 truncation on the spindle

open access: yesJournal of High Energy Physics, 2023
Abstract We study the compactification of the đť’© = 2 AdS5 consistent truncation of the conifold, in presence of a Betti vector multiplet, on the spindle. We derive the BPS equations and solve them at the poles, computing the central charge for both the twist and the anti-twist class, turning on the magnetic charge associated to the ...
Antonio Amariti   +2 more
openaire   +4 more sources

Mechanisms of chromosome biorientation and bipolar spindle assembly analyzed by computational modeling

open access: yeseLife, 2020
The essential functions required for mitotic spindle assembly and chromosome biorientation and segregation are not fully understood, despite extensive study.
Christopher Edelmaier   +7 more
doaj   +1 more source

Pericentric major satellite transcription is essential for meiotic chromosome stability and spindle pole organization

open access: yesOpen Biology, 2023
In somatic cells, mitotic transcription of major satellite non-coding RNAs is tightly regulated and essential for heterochromatin formation and the maintenance of genome integrity.
Claudia Baumann   +3 more
doaj   +1 more source

Chatter Control by Spindle Speed Variation in High-Speed Milling [PDF]

open access: yes, 2009
High-speed milling operations are often limited by regenerative vibrations. The aim of this paper is to analyze the effect of spindle speed variation on machine tool chatter in high-speed milling. The stability analysis of triangular and sinusoidal shape
Arnaud, Lionel   +3 more
core   +2 more sources

Study on the 2D Equivalent Simulation Model of Bearing and Spindle for Precision Machine Tools

open access: yesMachines, 2023
Precision spindle and bearings are the key components in precision machine tools. These structures greatly affect the machining accuracy and service life of the machine tools.
Shijun Xiu   +4 more
doaj   +1 more source

Cortical dendritic activity correlates with spindle-rich oscillations during sleep in rodents

open access: yesNature Communications, 2017
How sleep influences brain plasticity is not known. In particular, why certain electroencephalographic (EEG) rhythms are linked to memory consolidation is poorly understood. Calcium activity in dendrites is known to be necessary for structural plasticity
J. Seibt   +8 more
semanticscholar   +1 more source

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