Evidence map›Paper›PMID 6941252›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America1981

Polarity of some motility-related microtubules.

U Euteneuer, J R McIntosh

Open access · greenAbstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 1981. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 49 papers.

0numbers the graph read from it
0cells of the map it votes in
49citing papers in PubMed
5.0field-weighted citation impact, top 4% 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

49 citing papers in PubMed, 133 citations in OpenAlex.

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  6. Chirality of the cytoskeleton in the origins of cellular asymmetry.Philosophical transactions of the Royal Society of London. Series B, Biological sciences · 2016
    Review
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  10. Self-organized optical device driven by motor proteins.Proceedings of the National Academy of Sciences of the United States of America · 2013
    Article
  11. Cryo-electron tomography reveals conserved features of doublet microtubules in flagella.Proceedings of the National Academy of Sciences of the United States of America · 2011
    Article
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  13. Uniform polarity microtubule assemblies imaged in native brain tissue by second-harmonic generation microscopy.Proceedings of the National Academy of Sciences of the United States of America · 2003
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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

2 authors.

U Euteneuer
J R McIntosh

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

We have investigated the structural polarity of microtubules from several systems in which these fibers are thought to contribute to cell motility. By using a method for displaying microtubule polarity in the electron microscope, we find that both the A and B subfibers of Tetrahymena ciliary outer doublets and the inner pair of single microtubules are all oriented with their plus ends (i.e., their fast-growing ends) distal to the basal body. All of the microtubules in the axopodia of the heliozoan Actinosphaerium and all of the microtubules in the processes of melanophores from the angelfish Pterophyllum are likewise oriented with their plus ends distal to the cell centers. These results suggest that cellular systems for motility, and even those capable of bidirectional motility, can be constructed from microtubules of a single polarity.

Indexed as

AnimalsCattleCell MovementCiliaEukaryotaFishesMicroscopy, ElectronMicrotubulesMovementTetrahymena

Identifiers

PMID6941252
PMCPMC319055
OpenAlexW2076826295

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.