Evidence map›Paper›PMID 8227145›Full record

ArticleThe Journal of cell biology1993

Cytoplasmic dynein plays a role in mammalian mitotic spindle formation.

E A Vaisberg, M P Koonce, J R McIntosh

Open access · bronzeAbstract read
In one paragraph

Article in The Journal of cell biology, 1993. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 143 papers.

0numbers the graph read from it
0cells of the map it votes in
143citing papers in PubMed
9.0field-weighted citation impact, top 2% 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

143 citing papers in PubMed, 332 citations in OpenAlex.

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    Review
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  20. Cell polarity-dependent centrosome separation in theThe Journal of cell biology · 2019
    Article

83 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 1 institution in 1 country.

E A VaisbergDepartment of Molecular, Cellular and Developmental Biology, University of Colorado at Boulder 80309-0347.
M P Koonce
J R McIntosh
University of Colorado Boulder · US

Funding

MITOTIC MOTORSR01GM036663 · NIGMS · UNIVERSITY OF COLORADO AT BOULDER · PI MCINTOSH, J RICHARD · 1986 to 1999
–
NIGMS NIH HHS GM 36663
6 · The paper itself

Abstract

The formation and functioning of a mitotic spindle depends not only on the assembly/disassembly of microtubules but also on the action of motor enzymes. Cytoplasmic dynein has been localized to spindles, but whether or how it functions in mitotic processes is not yet known. We have cloned and expressed DNA fragments that encode the putative ATP-hydrolytic sites of the cytoplasmic dynein heavy chain from HeLa cells and from Dictyostelium. Monospecific antibodies have been raised to the resulting polypeptides, and these inhibit dynein motor activity in vitro. Their injection into mitotic mammalian cells blocks the formation of spindles in prophase or during recovery from nocodazole treatment at later stages of mitosis. Cells become arrested with unseparated centrosomes and form monopolar spindles. The injected antibodies have no detectable effect on chromosome attachment to a bipolar spindle or on motions during anaphase. These data suggest that cytoplasmic dynein plays a unique and important role in the initial events of bipolar spindle formation, while any later roles that it may play are redundant. Possible mechanisms of dynein's involvement in mitosis are discussed.

Indexed as

Amino Acid SequenceAnimalsAntibodiesBase SequenceBlotting, NorthernCloning, MolecularCytoplasmDNADyneinsHumansMicroinjectionsMolecular Sequence DataSequence Homology, Amino AcidSpindle ApparatusAntibodiesDNADyneins

Identifiers

PMID8227145
PMCPMC2200153
OpenAlexW2120375547

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.