Results 51 to 60 of about 437,835 (354)

General Cutting Load Model for Workload Simulation in Spindle Reliability Test

open access: yesMachines, 2022
As the key functional component of the machine tool, the reliability test of the spindle is necessary to verify the reliability of the machine tool.
Lingda Kong   +4 more
doaj   +1 more source

TRIP13PCH-2 promotes Mad2 localization to unattached kinetochores in the spindle checkpoint response. [PDF]

open access: yes, 2015
The spindle checkpoint acts during cell division to prevent aneuploidy, a hallmark of cancer. During checkpoint activation, Mad1 recruits Mad2 to kinetochores to generate a signal that delays anaphase onset.
Bhalla, Needhi   +3 more
core   +1 more source

Spindle cell lipoma [PDF]

open access: yesCancer, 1975
Spindle cell lipoma is a specific type of lipoma that is easily mistaken for a liposarcoma. An analysis of 114 cases of this tumor from the files of the Armed Forces Institute of Pathology reveals that is occurs chiefly in male patients between 45 and 70 years of age and affects the regions of the shoulder and posterior neck almost exclusively ...
F M, Enzinger, D A, Harvey
openaire   +2 more sources

Survivin and Aurora Kinase A control cell fate decisions during mitosis

open access: yesMolecular Oncology, EarlyView.
Aurora A interacts with survivin during mitosis and regulates its centromeric role. Loss of Aurora A activity mislocalises survivin, the CPC and BubR1, leading to disruption of the spindle checkpoint and triggering premature mitotic exit, which we refer to as ‘mitotic slippage’.
Hana Abdelkabir   +2 more
wiley   +1 more source

Spindle assembly checkpoint-dependent mitotic delay is required for cell division in absence of centrosomes

open access: yeseLife
The spindle assembly checkpoint (SAC) temporally regulates mitosis by preventing progression from metaphase to anaphase until all chromosomes are correctly attached to the mitotic spindle.
KC Farrell, Jennifer T Wang, Tim Stearns
doaj   +1 more source

GATAD2B regulates spindle assembly by affecting protein deacetylation during oocyte meiotic maturation [PDF]

open access: yesAnimal Bioscience
Objective Oocyte quality is critical for the stable transmission of genetic information and affects early embryonic development. But the precise mechanisms governing oocyte meiotic progression remains largely unclear.
Qian Xu   +8 more
doaj   +1 more source

On the Mass of Population III Stars [PDF]

open access: yes, 1998
Performing 1D hydrodynamical calculations coupled with non-equilibrium processes for H2 formation, we pursue the thermal and dynamical evolution of filamentary primordial clouds and attempt to make an estimate on the mass of population III stars.
Black J.   +19 more
core   +3 more sources

Asymmetric spindle positioning [PDF]

open access: yesCurrent Opinion in Cell Biology, 2006
When a spindle is positioned asymmetrically in a dividing cell, the resulting daughter cells are unequal in size. Asymmetric spindle positioning can be driven by regulated forces that can pull or push a spindle. The physical and molecular mechanisms that can position spindles asymmetrically have been studied in a number of systems, and some themes have
Erin K, McCarthy, Bob, Goldstein
openaire   +2 more sources

Long‐term culture of skin biopsies: maintenance of fibroblast production and competency of reprogramming

open access: yesFEBS Open Bio, EarlyView.
Skin biopsies taken from a patient with an ultra‐rare disorder as well as controls were cultured for up to 473 days. The chunks of skin were serially transferred to a new culture plate when confluent with fibroblasts. Different generations of fibroblasts were analyzed for cell and molecular properties, proliferation, and competence for reprogramming to
Sudiksha Rathan‐Kumar   +3 more
wiley   +1 more source

A comparative study of using spindle motor power and eddy current for the detection of tool conditions in milling processes [PDF]

open access: yes, 2015
This paper investigates the use of the power of the driving motor of a CNC spindle in comparison to two perpendicular eddy current sensors for the detection of tool wear in milling processes. Monitoring the power through the current profile is a low cost
Abbass, JK, Al-Habaibeh, A
core   +1 more source

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