Evidence map›Paper›PMID 16920782›Full record

ArticleThe Plant cell2006

The balance between cell division and endoreplication depends on E2FC-DPB, transcription factors regulated by the ubiquitin-SCFSKP2A pathway in Arabidopsis.

Juan C del Pozo, Sara Diaz-Trivino, Nerea Cisneros, Crisanto Gutierrez

Abstract read
In one paragraph

Article in The Plant cell, 2006. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 107 papers.

0numbers the graph read from it
0cells of the map it votes in
107citing papers in PubMed
–field-weighted citation impact
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

107 citing papers in PubMed.

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  14. Dual regulations of cell cycle regulator DPa by auxin inProceedings of the National Academy of Sciences of the United States of America · 2023
    Article
  15. Review
  16. Review
  17. MYB Transcription Factors Becoming Mainstream in Plant Roots.International journal of molecular sciences · 2022
    Review
  18. Article
  19. Article
  20. Article

47 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

4 authors.

Juan C del PozoCentro de Biología Molecular Severo Ochoa, Consejo Superior de Investigaciones Científicas, Universidad Autónoma de Madrid, Cantoblanco 28049, Madrid, Spain.
Sara Diaz-Trivino
Nerea Cisneros
Crisanto Gutierrez

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The balance between cell proliferation, cell cycle arrest, and differentiation needed to maintain the organogenetic program depends on the coordination of gene expression, posttranslational modification, and specific proteolysis of cell cycle regulators. The G1/S and G2/M transitions are critical checkpoints controlled, in part, by cyclin-dependent kinases in the retinoblastoma (RBR)/E2F/DP pathway. Arabidopsis thaliana DPB is regulated by phosphorylation and targeted to proteasome-mediated proteolysis by the SCF(SKP2A) complex. In addition, DPB interacts in vivo with E2FC, because ectopic coexpression of E2FC and DPB produces severe developmental defects. To understand E2FC/DPB heterodimer function, we analyzed the effect of reducing E2FC mRNA levels with RNA interference. The e2fc-R plants developed organs with more but smaller cells and showed increased cell cycle marker gene expression and increased proliferative activity in developing leaves, meristems, and pericycle cells. This last feature produces plants with more lateral roots, consistent with an E2FC role in restricting lateral root initiation. The e2fc-R plants also show marked reductions in ploidy levels of mature leaves. These results indicate that the transition from cell division to the endocycle is sensitive to different pathways, E2FC/DPB being one of them. Our results show that E2FC/DPB is a key factor in controlling the balance between cell proliferation and the switch to the endocycle program.

Indexed as

ArabidopsisArabidopsis ProteinsCell DivisionCell ProliferationCyclin BE2F Transcription FactorsF-Box ProteinsGene Expression Regulation, PlantGenetic MarkersIndoleacetic AcidsMeristemPhosphorylationPlant Growth RegulatorsPlant LeavesPlant ProteinsPlant RootsArabidopsis ProteinsCycB1 protein, ArabidopsisCyclin BDPb protein, ArabidopsisDP transcription factor, plantE2FC protein, ArabidopsisE2F Transcription FactorsF-Box ProteinsGenetic MarkersIndoleacetic AcidsPlant Growth RegulatorsPlant ProteinsRNA, MessengerS-Phase Kinase-Associated ProteinsTranscription FactorsUbiquitin

Identifiers

PMID16920782
PMCPMC1560920

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.