Evidence map›Paper›PMID 19880796›Full record

ArticleThe Plant cell2009

Evolution of allometry in antirrhinum.

Xianzhong Feng, Yvette Wilson, Jennifer Bowers, Richard Kennaway, Andrew Bangham, Andrew Hannah, Enrico Coen, Andrew Hudson

Abstract read
In one paragraph

Article in The Plant cell, 2009. 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
–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

20 citing papers in PubMed.

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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

8 authors.

Xianzhong FengInstitute of Molecular Plant Sciences, School of Biological Sciences, University of Edinburgh, Edinburgh EH9 3JH, United Kingdom.
Yvette Wilson
Jennifer Bowers
Richard Kennaway
Andrew Bangham
Andrew Hannah
Enrico Coen
Andrew Hudson

Funding

Biotechnology and Biological Sciences Research Council BB/D522089/1Biotechnology and Biological Sciences Research Council BB/D5220891Biotechnology and Biological Sciences Research Council BB/D5223701Biotechnology and Biological Sciences Research Council BB/D522438/1Biotechnology and Biological Sciences Research Council BB/D5224381Biotechnology and Biological Sciences Research Council BBS/E/J/00000152
6 · The paper itself

Abstract

Correlated variation in shape and size (allometry) is a major component of natural diversity. We examined the evolutionary and genetic basis for allometry using leaves and flower petals of snapdragon species (Antirrhinum). A computational method was developed to capture shape and size variation in both types of organ within the Antirrhinum species group. The results show that the major component of variation between species involves positively correlated changes in leaf and petal size. The correlation was maintained in an F2 population derived from crossing two species with organs of different sizes, suggesting that developmental constraints were involved. Identification of the underlying genes as quantitative trait loci revealed that the larger species carried alleles that increased organ size at all loci. Although this was initially taken as evidence that directional selection has driven diversity in both leaf and petal size, simulations revealed that evolution without consistent directional selection, an undirected walk, could also account for the parental distribution of organ size alleles.

Indexed as

Biological EvolutionAntirrhinumFlowersPlant Leaves

Identifiers

PMID19880796
PMCPMC2782281

What OpenQuestion holds

Textmetadata
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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.