Evidence map›Paper›PMID 29497093›Full record

ArticleScientific reports2018

Lateral attachment of kinetochores to microtubules is enriched in prometaphase rosette and facilitates chromosome alignment and bi-orientation establishment.

Go Itoh, Masanori Ikeda, Kenji Iemura, Mohammed Abdullahel Amin, Sei Kuriyama, Masamitsu Tanaka, Natsuki Mizuno, Hiroko Osakada, Tokuko Haraguchi, Kozo Tanaka

Erratum issuedAbstract read
In one paragraph

Article in Scientific reports, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 41 papers.

0numbers the graph read from it
0cells of the map it votes in
41citing papers in PubMed
–field-weighted citation impact
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

41 citing papers in PubMed.

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  10. Ipsilateral restriction of chromosome movement along a centrosome, and apical-basal axis during the cell cycle.Chromosome research : an international journal on the molecular, supramolecular and evolutionary aspects of chromosome biology · 2025
    Article
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

10 authors.

Go ItohDepartment of Molecular Oncology, Institute of Development, Aging and Cancer, Tohoku University, Sendai, 980-8575, Japan.
Masanori IkedaDepartment of Molecular Oncology, Institute of Development, Aging and Cancer, Tohoku University, Sendai, 980-8575, Japan.
Kenji IemuraDepartment of Molecular Oncology, Institute of Development, Aging and Cancer, Tohoku University, Sendai, 980-8575, Japan.
Mohammed Abdullahel AminDepartment of Molecular Oncology, Institute of Development, Aging and Cancer, Tohoku University, Sendai, 980-8575, Japan.
Sei KuriyamaDepartment of Molecular Medicine and Biochemistry, Akita University Graduate School of Medicine, Akita, 010-8543, Japan.
Masamitsu TanakaDepartment of Molecular Medicine and Biochemistry, Akita University Graduate School of Medicine, Akita, 010-8543, Japan.
Natsuki MizunoDepartment of Molecular Oncology, Institute of Development, Aging and Cancer, Tohoku University, Sendai, 980-8575, Japan.
Hiroko OsakadaAdvanced ICT Research Institute, National Institute of Information and Communications Technology (NICT), Kobe, 651-2492, Japan.
Tokuko HaraguchiAdvanced ICT Research Institute, National Institute of Information and Communications Technology (NICT), Kobe, 651-2492, Japan.
Kozo TanakaDepartment of Molecular Oncology, Institute of Development, Aging and Cancer, Tohoku University, Sendai, 980-8575, Japan. kozo.tanaka.d2@tohoku.ac.jp.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Faithful chromosome segregation is ensured by the establishment of bi-orientation; the attachment of sister kinetochores to the end of microtubules extending from opposite spindle poles. In addition, kinetochores can also attach to lateral surfaces of microtubules; called lateral attachment, which plays a role in chromosome capture and transport. However, molecular basis and biological significance of lateral attachment are not fully understood. We have addressed these questions by focusing on the prometaphase rosette, a typical chromosome configuration in early prometaphase. We found that kinetochores form uniform lateral attachments in the prometaphase rosette. Many transient kinetochore components are maximally enriched, in an Aurora B activity-dependent manner, when the prometaphase rosette is formed. We revealed that rosette formation is driven by rapid poleward motion of dynein, but can occur even in its absence, through slow kinetochore movements caused by microtubule depolymerization that is supposedly dependent on kinetochore tethering at microtubule ends by CENP-E. We also found that chromosome connection to microtubules is extensively lost when lateral attachment is perturbed in cells defective in end-on attachment. Our findings demonstrate that lateral attachment is an important intermediate in bi-orientation establishment and chromosome alignment, playing a crucial role in incorporating chromosomes into the nascent spindle.

Indexed as

Chromosome SegregationDyneinsHeLa CellsHumansKinetochoresMicrotubulesPrometaphaseRosette FormationSpindle ApparatusDyneins

Identifiers

PMID29497093
PMCPMC5832872

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Registered trials

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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.