Evidence map›Paper›PMID 19910498›Full record

ArticleJournal of cell science2009

Studies of haspin-depleted cells reveal that spindle-pole integrity in mitosis requires chromosome cohesion.

Jun Dai, Anna V Kateneva, Jonathan M G Higgins

Open access · greenAbstract read
In one paragraph

Article in Journal of cell science, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 36 papers.

0numbers the graph read from it
0cells of the map it votes in
36citing papers in PubMed
2.1field-weighted citation impact, top 14% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

36 citing papers in PubMed, 51 citations in OpenAlex.

  1. A ComprehensiveJournal of medicinal chemistry · 2024
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  6. Design of new disubstituted imidazo[1,2-Journal of enzyme inhibition and medicinal chemistry · 2020
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

3 authors at 2 institutions in 1 country.

Jun DaiBrigham & Women's Hospital, Harvard Medical School, Boston, MA 02115, USA. jdai@partners.org
Anna V Kateneva
Jonathan M G Higgins
Brigham and Women's Hospital · USHarvard University · US

Funding

Function of the chromosomal kinase haspin in mitosisR01GM074210 · NIGMS · BRIGHAM AND WOMEN'S HOSPITAL · PI HIGGINS, JONATHAN M · 2006 to 2010
$1.6M
NIGMS NIH HHS R01 GM074210
6 · The paper itself

Abstract

Cohesins and their regulators are vital for normal chromosome cohesion and segregation. A number of cohesion proteins have also been localized to centrosomes and proposed to function there. We show that RNAi-mediated depletion of factors required for cohesion, including haspin, Sgo1 and Scc1, leads to the generation of multiple acentriolar centrosome-like foci and disruption of spindle structure in mitosis. Live-cell imaging reveals that, in haspin-depleted cells, these effects occur only as defects in chromosome cohesion become manifest, and they require ongoing microtubule dynamics and kinesin-5 (also known as Eg5) activity. Inhibition of topoisomerase II in mitosis, which prevents decatenation and separation of chromatids, circumvents the loss of cohesion and restores integrity of the spindle poles. Although these results do not rule out roles for cohesin proteins at centrosomes, they suggest that when cohesion is compromised, spindle-pole integrity can be disrupted as an indirect consequence of the failure to properly integrate chromosome- and centrosome-initiated pathways for spindle formation.

Indexed as

Cell Cycle ProteinsCell LineCentrosomeChromosomal Proteins, Non-HistoneChromosomesDNA-Binding ProteinsDNA Topoisomerases, Type IIHumansIntracellular Signaling Peptides and ProteinsKinesinsMicrotubulesMitosisNuclear ProteinsPhosphoproteinsProtein Serine-Threonine KinasesRNA InterferenceCell Cycle ProteinsChromosomal Proteins, Non-HistoneDNA-Binding ProteinsDNA Topoisomerases, Type IIHASPIN protein, humanIntracellular Signaling Peptides and ProteinsKIF11 protein, humanKinesinsNuclear ProteinsPhosphoproteinsProtein Serine-Threonine KinasesRAD21 protein, humanSGO1 protein, humanTubulin

Identifiers

PMID19910498
PMCPMC2776503
OpenAlexW2000494430

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.