Results 21 to 30 of about 66,778 (245)

Simultaneous editing of SPO11-1, REC8 and OSD1 yields aneutetraploid soybeans. [PDF]

open access: yesPlant Biotechnol J
Plant Biotechnology Journal, Volume 23, Issue 9, Page 3757-3759, September 2025.
Wang J, Wang K, Yang WC, Li HJ.
europepmc   +2 more sources

Male meiotic spindle features that efficiently segregate paired and lagging chromosomes

open access: yeseLife, 2020
Chromosome segregation during male meiosis is tailored to rapidly generate multitudes of sperm. Little is known about mechanisms that efficiently partition chromosomes to produce sperm.
Gunar Fabig   +9 more
doaj   +1 more source

Pathogenic mutations in the chromokinesin KIF22 disrupt anaphase chromosome segregation

open access: yeseLife, 2022
The chromokinesin KIF22 generates forces that contribute to mitotic chromosome congression and alignment. Mutations in the α2 helix of the motor domain of KIF22 have been identified in patients with abnormal skeletal development, and we report the ...
Alex F Thompson   +7 more
doaj   +1 more source

Some assembly required: Redefining the mitotic checkpoint

open access: yesMolecular & Cellular Oncology, 2017
The spindle assembly checkpoint (also known as the spindle or mitotic checkpoint) is a surveillance system that ensures fidelity of chromosome segregation.
John C. Meadows, Jonathan B. A. Millar
doaj   +1 more source

Identification of a Sgo2-Dependent but Mad2-Independent Pathway Controlling Anaphase Onset in Fission Yeast

open access: yesCell Reports, 2017
The onset of anaphase is triggered by activation of the anaphase-promoting complex/cyclosome (APC/C) following silencing of the spindle assembly checkpoint (SAC).
John C. Meadows   +7 more
doaj   +1 more source

Cdk1 phosphorylation of Esp1/Separase functions with PP2A and Slk19 to regulate pericentric Cohesin and anaphase onset. [PDF]

open access: yesPLoS Genetics, 2018
Anaphase onset is an irreversible cell cycle transition that is triggered by the activation of the protease Separase. Separase cleaves the Mcd1 (also known as Scc1) subunit of Cohesin, a complex of proteins that physically links sister chromatids ...
Noel Lianga   +8 more
doaj   +1 more source

Detection of Ultrafine Anaphase Bridges [PDF]

open access: yes, 2017
Ultrafine anaphase bridges (UFBs) are thin DNA threads linking the separating sister chromatids in the anaphase of mitosis. UFBs are thought to form when topological DNA entanglements between two chromatids are not resolved prior to anaphase onset.
Bizard, Anna H   +2 more
openaire   +4 more sources

Degradation of the kinesin Kip1p at anaphase onset is mediated by the anaphase-promoting complex and Cdc20p [PDF]

open access: yesProceedings of the National Academy of Sciences, 2001
Kip1p of Saccharomyces cerevisiae is a bipolar kinesin in the conserved bimC kinesin subfamily that mediates mitotic spindle–pole separation. Here, we show that Kip1p is regulated immediately after anaphase initiation by its rapid degradation.
Donna M. Gordon, David M. Roof
openaire   +2 more sources

Semiautomatic quantification of 3D Histone H3 phosphorylation signals during cell division in Arabidopsis root meristems. [PDF]

open access: yesNew Phytol
Summary Posttranslational modification of histones during the cell cycle is a major process controlling many aspects of cell division. Among the variety of histone modifications, mitotic phosphorylation of histone H3 at serine 10 (H3S10ph) plays a crucial role, particularly in proper chromosome segregation.
Kelemen A   +5 more
europepmc   +2 more sources

Anaphase specific auto‐cleavage of separase [PDF]

open access: yesFEBS Letters, 2002
Sister‐chromatid separation is triggered by a specific proteolytic cleavage of chromosomal cohesins catalyzed by the endopeptidase separase. Prior to anaphase, separase is inhibited independently by affinity binding to securin and by specific inhibitory phosphorylation.
Zou, H.   +4 more
openaire   +4 more sources

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