Evidence map›Paper›PMID 12068124›Full record

ArticlePlant physiology2002

Variation in growth rate between Arabidopsis ecotypes is correlated with cell division and A-type cyclin-dependent kinase activity.

Gerrit T S Beemster, Kristof De Vusser, Evelien De Tavernier, Kirsten De Bock, Dirk Inzé

Open access · bronzeAbstract read
In one paragraph

Article in Plant physiology, 2002. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 70 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
70citing papers in PubMed, 1 pooled it
10.5field-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

70 citing papers in PubMed, 1 synthesis or guideline pooled it, 183 citations in OpenAlex.

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10 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

5 authors at 1 institution in 1 country.

Gerrit T S BeemsterDepartment of Plant Genetics, University of Gent/Flanders Institute of Biotechnology, B-9000 Gent, Belgium.
Kristof De Vusser
Evelien De Tavernier
Kirsten De Bock
Dirk Inzé
Vlaams Instituut voor Biotechnologie · BE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

We used a kinematic analysis to investigate the growth processes responsible for variation in primary root growth between 18 ecotypes of Arabidopsis. Root elongation rate differed 4-fold between the slowest (Landsberg erecta, 71 microm h(-1)) and fastest growing line (Wassilewskija [Ws]; 338 microm h(-1)). This difference was contributed almost equally by variations in mature cortical cell length (84 microm [Landsberg erecta] to 237 microm [Ws]) and rate of cell production (0.63 cell h(-1) [NW108] to 1.83 cell h(-1) [Ws]). Cell production, in turn, was determined by variation in cell cycle duration (19 h [Tsu] to 48 h [NW108]) and, to a lesser extent, by differences in the number of dividing cells (32 [Weiningen] to 61 [Ws]). We found no correlation between mature cell size and endoreduplication, refuting the hypothesis that the two are linked. However, there was a strong correlation between cell production rates and the activity of the cyclin-dependent kinase (CDKA). The level of the protein could explain 32% of the variation in CDKA. Therefore, it is likely that regulators of CDKA, such as cyclins and inhibitors, are also involved. These data provide a functional link between cell cycle regulation and whole-plant growth rate as affected by genetic differences.

Indexed as

AlgorithmsArabidopsisBiomechanical PhenomenaCell CycleCell DifferentiationCell DivisionCell SizeCyclin-Dependent KinasesCyclinsDNA, PlantEnzyme InhibitorsGene DuplicationPlant RootsTime FactorsCyclin-Dependent KinasesCyclinsDNA, PlantEnzyme Inhibitors

Identifiers

PMID12068124
PMCPMC161706
OpenAlexW2057003214

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.