Spindle assembly and chromosome dynamics during oocyte meiosis

TJ Mullen, AC Davis-Roca, SM Wignall - Current opinion in cell biology, 2019 - Elsevier
Organisms that reproduce sexually utilize a specialized form of cell division called meiosis to
reduce their chromosome number by half to generate haploid gametes. Meiosis in females …

Kinetochore component function in C. elegans oocytes revealed by 4D tracking of holocentric chromosomes

L Pitayu-Nugroho, M Aubry, K Laband… - Nature …, 2023 - nature.com
During cell division, chromosome congression to the spindle center, their orientation along
the spindle long axis and alignment at the metaphase plate depend on interactions between …

Parts list for a microtubule depolymerising kinesin

CT Friel, JP Welburn - Biochemical Society Transactions, 2018 - portlandpress.com
The Kinesin superfamily is a large group of molecular motors that use the turnover of ATP to
regulate their interaction with the microtubule cytoskeleton. The coupled relationship …

Kinesin motor KIFC1 is required for tubulin acetylation and actin-dependent spindle migration in mouse oocyte meiosis

MM Shan, YJ Zou, ZN Pan, HL Zhang, Y Xu… - …, 2022 - journals.biologists.com
Mammalian oocyte maturation is a unique asymmetric division, which is mainly because of
actin-based spindle migration to the cortex. In the present study, we report that a kinesin …

Translation and codon usage regulate Argonaute slicer activity to trigger small RNA biogenesis

M Singh, E Cornes, B Li, P Quarato, L Bourdon… - Nature …, 2021 - nature.com
In the Caenorhabditis elegans germline, thousands of mRNAs are concomitantly expressed
with antisense 22G-RNAs, which are loaded into the Argonaute CSR-1. Despite their …

Evidence for anaphase pulling forces during C. elegans meiosis

BM Danlasky, MT Panzica, KP McNally, E Vargas… - Journal of Cell …, 2020 - rupress.org
Anaphase chromosome movement is thought to be mediated by pulling forces generated by
end-on attachment of microtubules to the outer face of kinetochores. However, it has been …

A degron-based strategy reveals new insights into Aurora B function in C. elegans

NS Divekar, AC Davis-Roca, L Zhang… - PLoS …, 2021 - journals.plos.org
The widely conserved kinase Aurora B regulates important events during cell division.
Surprisingly, recent work has uncovered a few functions of Aurora-family kinases that do not …

Synergistic stabilization of microtubules by BUB-1, HCP-1, and CLS-2 controls microtubule pausing and meiotic spindle assembly

N Macaisne, L Bellutti, K Laband, F Edwards… - Elife, 2023 - elifesciences.org
During cell division, chromosome segregation is orchestrated by a microtubule-based
spindle. Interaction between spindle microtubules and kinetochores is central to the bi …

BUB-1 and CENP-C recruit PLK-1 to control chromosome alignment and segregation during meiosis I in C. elegans oocytes

SJP Taylor, LB Borja, F Soubigou, J Houston… - Elife, 2023 - elifesciences.org
Phosphorylation is a key post-translational modification that is utilised in many biological
processes for the rapid and reversible regulation of protein localisation and activity. Polo-like …

The doublecortin-family kinase ZYG-8DCLK1 regulates microtubule dynamics and motor-driven forces to promote the stability of C. elegans acentrosomal spindles

ER Czajkowski, Y Zou, NS Divekar, SM Wignall - PLoS genetics, 2024 - journals.plos.org
Although centrosomes help organize spindles in most cell types, oocytes of most species
lack these structures. During acentrosomal spindle assembly in C. elegans oocytes …