Evidence map›Paper›PMID 16782009›Full record

ArticleCurrent biology : CB2006

Mitotic checkpoint slippage in humans occurs via cyclin B destruction in the presence of an active checkpoint.

Daniela A Brito, Conly L Rieder

Open access · bronzeAbstract read
In one paragraph

Article in Current biology : CB, 2006. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 309 papers.

0numbers the graph read from it
0cells of the map it votes in
309citing papers in PubMed
8.2field-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

309 citing papers in PubMed, 531 citations in OpenAlex.

  1. Review
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  13. G-quadruplex stabilization induces DNA breaks in pericentromeric repetitive DNA sequences in B lymphocytes.Proceedings of the National Academy of Sciences of the United States of America · 2025
    Article
  14. The Effect ofLife (Basel, Switzerland) · 2025
    Article
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  17. Review
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  19. Resistance to antibody-drug conjugates: A review.Acta pharmaceutica Sinica. B · 2025
    Review
  20. Article

249 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

2 authors at 2 institutions in 1 country.

Daniela A BritoDepartment of Biomedical Sciences, School of Public Health, State University of New York, Albany, New York 12222, USA.
Conly L Rieder
Albany State University · USNew York State Department of Health · US

Funding

FORMATION,INTERACTION &FUNCTION OF SPINDLE COMPONENTSR37GM040198 · NIGMS · WADSWORTH CENTER · PI RIEDER, CONLY L. · 2001 to 2010
$3.9M
NIGMS NIH HHS R37 GM040198PHS HHS NIH/GMS 40198
6 · The paper itself

Abstract

In the presence of unattached/weakly attached kinetochores, the spindle assembly checkpoint (SAC) delays exit from mitosis by preventing the anaphase-promoting complex (APC)-mediated proteolysis of cyclin B, a regulatory subunit of cyclin-dependent kinase 1 (Cdk1). Like all checkpoints, the SAC does not arrest cells permanently, and escape from mitosis in the presence of an unsatisfied SAC requires that cyclin B/Cdk1 activity be inhibited. In yeast , and likely Drosophila, this occurs through an "adaptation" process involving an inhibitory phosphorylation on Cdk1 and/or activation of a cyclin-dependent kinase inhibitor (Cdki). The mechanism that allows vertebrate cells to escape mitosis when the SAC cannot be satisfied is unknown. To explore this issue, we conducted fluorescence microscopy studies on rat kangaroo (PtK) and human (RPE1) cells dividing in the presence of nocodazole. We find that in the absence of microtubules (MTs), escape from mitosis occurs in the presence of an active SAC and requires cyclin B destruction. We also find that cyclin B is progressively destroyed during the block by a proteasome-dependent mechanism. Thus, vertebrate cells do not adapt to the SAC. Rather, our data suggest that in normal cells, the SAC cannot prevent a slow but continuous degradation of cyclin B that ultimately drives the cell out of mitosis.

Indexed as

AnimalsCalcium-Binding ProteinsCell Cycle ProteinsCell LineCyclin BHumansKinetochoresMad2 ProteinsMicrotubulesMitosisNocodazolePotoroidaeProtein KinasesProtein Serine-Threonine KinasesRepressor ProteinsSpindle ApparatusBub1 spindle checkpoint proteinCalcium-Binding ProteinsCell Cycle ProteinsCyclin BMAD2L1 protein, humanMad2 ProteinsNocodazoleProtein KinasesProtein Serine-Threonine KinasesRepressor Proteins

Identifiers

PMID16782009
PMCPMC2749311
OpenAlexW2034086671

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.