Evidence map›Paper›PMID 22412019›Full record

ArticleThe Journal of cell biology2012

A stochastic model of kinetochore-microtubule attachment accurately describes fission yeast chromosome segregation.

Guillaume Gay, Thibault Courtheoux, Céline Reyes, Sylvie Tournier, Yannick Gachet

Open access · bronzeAbstract read
In one paragraph

Article in The Journal of cell biology, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 39 papers.

0numbers the graph read from it
0cells of the map it votes in
39citing papers in PubMed
2.4field-weighted citation impact, top 12% 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

39 citing papers in PubMed, 67 citations in OpenAlex.

  1. Article
  2. Optimal strategies for correcting merotelic chromosome attachments in anaphase.Proceedings of the National Academy of Sciences of the United States of America · 2025
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  13. Mitotic spindle: lessons from theoretical modeling.Molecular biology of the cell · 2021
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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

5 authors at 2 institutions in 1 country.

Guillaume GayLaboratoire de biologie cellulaire et moléculaire du contrôle de la proliferation, Université de Toulouse, F-31062 Toulouse, France.
Thibault Courtheoux
Céline Reyes
Sylvie Tournier
Yannick Gachet
Université de Toulouse · FRLaboratoire de Biologie Cellulaire et Moléculaire du Contrôle de la Prolifération · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

In fission yeast, erroneous attachments of spindle microtubules to kinetochores are frequent in early mitosis. Most are corrected before anaphase onset by a mechanism involving the protein kinase Aurora B, which destabilizes kinetochore microtubules (ktMTs) in the absence of tension between sister chromatids. In this paper, we describe a minimal mathematical model of fission yeast chromosome segregation based on the stochastic attachment and detachment of ktMTs. The model accurately reproduces the timing of correct chromosome biorientation and segregation seen in fission yeast. Prevention of attachment defects requires both appropriate kinetochore orientation and an Aurora B-like activity. The model also reproduces abnormal chromosome segregation behavior (caused by, for example, inhibition of Aurora B). It predicts that, in metaphase, merotelic attachment is prevented by a kinetochore orientation effect and corrected by an Aurora B-like activity, whereas in anaphase, it is corrected through unbalanced forces applied to the kinetochore. These unbalanced forces are sufficient to prevent aneuploidy.

Indexed as

Aurora KinasesChromatidsChromosome SegregationChromosomes, FungalKinetochoresMicrotubulesProtein Serine-Threonine KinasesSchizosaccharomycesStochastic ProcessesAurora KinasesProtein Serine-Threonine Kinases

Identifiers

PMID22412019
PMCPMC3308688
OpenAlexW2125659595

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-SA
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.