Evidence map›Paper›PMID 19255246›Full record

ArticleThe Journal of cell biology2009

Requirements for NuMA in maintenance and establishment of mammalian spindle poles.

Alain D Silk, Andrew J Holland, Don W Cleveland

Open access · hybridAbstract read
In one paragraph

Article in The Journal of cell biology, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 90 papers.

0numbers the graph read from it
0cells of the map it votes in
90citing papers in PubMed
4.7field-weighted citation impact, top 5% 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

90 citing papers in PubMed, 153 citations in OpenAlex.

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30 more citing papers are in PubMed but not listed here.

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.

Alain D SilkLudwig Institute for Cancer Research, Department of Cellular and Molecular Medicine, University of California, San Diego, La Jolla, CA 92093, USA.
Andrew J Holland
Don W Cleveland
Ludwig Cancer Research · USUniversity of California, San Diego · US

Funding

MICROTUBULE REGULATIONR01GM029513 · NIGMS · LUDWIG INSTITUTE FOR CANCER RES LTD · PI CLEVELAND, DON W · 1985 to 2016
$8.2M
MICROTUBULE REGULATIONR37GM029513 · NIGMS · UNIVERSITY OF CALIFORNIA SAN DIEGO · PI CLEVELAND, DON W. · 1994 to 2003
$1.8M
NIGMS NIH HHS GM29513NIGMS NIH HHS R01 GM029513NIGMS NIH HHS R37 GM029513
6 · The paper itself

Abstract

Microtubules of the mitotic spindle in mammalian somatic cells are focused at spindle poles, a process thought to include direct capture by astral microtubules of kinetochores and/or noncentrosomally nucleated microtubule bundles. By construction and analysis of a conditional loss of mitotic function allele of the nuclear mitotic apparatus (NuMA) protein in mice and cultured primary cells, we demonstrate that NuMA is an essential mitotic component with distinct contributions to the establishment and maintenance of focused spindle poles. When mitotic NuMA function is disrupted, centrosomes provide initial focusing activity, but continued centrosome attachment to spindle fibers under tension is defective, and the maintenance of focused kinetochore fibers at spindle poles throughout mitosis is prevented. Without centrosomes and NuMA, initial establishment of spindle microtubule focusing completely fails. Thus, NuMA is a defining feature of the mammalian spindle pole and functions as an essential tether linking bulk microtubules of the spindle to centrosomes.

Indexed as

AnimalsCell CycleCell Cycle ProteinsCell LineCell ProliferationCentrosomeChromosome SegregationHeLa CellsHumansInterphaseKinetochoresMiceMicrotubulesMitosisMutationNuclear ProteinsCell Cycle ProteinsNuclear ProteinsNuma1 protein, mouse

Identifiers

PMID19255246
PMCPMC2686415
OpenAlexW2133836895

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.