Evidence map›Paper›PMID 18644893›Full record

ArticleThe Journal of cell biology2008

Spindle checkpoint activation at meiosis I advances anaphase II onset via meiosis-specific APC/C regulation.

Ayumu Yamamoto, Kenji Kitamura, Daisuke Hihara, Yukinobu Hirose, Satoshi Katsuyama, Yasushi Hiraoka

Open access · hybridAbstract read
In one paragraph

Article in The Journal of cell biology, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed
1.1field-weighted citation impact, top 27% 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

20 citing papers in PubMed, 33 citations in OpenAlex.

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  13. Chromosome segregation in plant meiosis.Frontiers in plant science · 2014
    Review
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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

6 authors at 3 institutions in 1 country.

Ayumu YamamotoDepartment of Chemistry, Shizuoka University, Suruga-ku, Shizuoka 422-8529, Japan. sayamam@ipc.shizuoka.ac.jp
Kenji Kitamura
Daisuke Hihara
Yukinobu Hirose
Satoshi Katsuyama
Yasushi Hiraoka
Shizuoka University · JPHiroshima University · JPNational Institute of Information and Communications Technology · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

During mitosis, the spindle assembly checkpoint (SAC) inhibits the Cdc20-activated anaphase-promoting complex/cyclosome (APC/C(Cdc20)), which promotes protein degradation, and delays anaphase onset to ensure accurate chromosome segregation. However, the SAC function in meiotic anaphase regulation is poorly understood. Here, we examined the SAC function in fission yeast meiosis. As in mitosis, a SAC factor, Mad2, delayed anaphase onset via Slp1 (fission yeast Cdc20) when chromosomes attach to the spindle improperly. However, when the SAC delayed anaphase I, the interval between meiosis I and II shortened. Furthermore, anaphase onset was advanced and the SAC effect was reduced at meiosis II. The advancement of anaphase onset depended on a meiosis-specific, Cdc20-related factor, Fzr1/Mfr1, which contributed to anaphase cyclin decline and anaphase onset and was inefficiently inhibited by the SAC. Our findings show that impacts of SAC activation are not confined to a single division at meiosis due to meiosis-specific APC/C regulation, which has probably been evolved for execution of two meiotic divisions.

Indexed as

AnaphaseAnaphase-Promoting Complex-CyclosomeCdc20 ProteinsCdh1 ProteinsCell Cycle ProteinsChromosome SegregationGene Expression Regulation, FungalGenes, cdcMad2 ProteinsMeiosisNuclear ProteinsSchizosaccharomycesSchizosaccharomyces pombe ProteinsSpindle ApparatusUbiquitin-Protein Ligase ComplexesAnaphase-Promoting Complex-CyclosomeCdc20 ProteinsCdh1 ProteinsCell Cycle ProteinsMad2 Proteinsmad2 protein, S pombemfr1 protein, S pombeNuclear ProteinsSchizosaccharomyces pombe Proteinsslp1 protein, S pombeUbiquitin-Protein Ligase Complexes

Identifiers

PMID18644893
PMCPMC2483520
OpenAlexW1966786175

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.