Evidence map›Paper›PMID 25887556›Full record

ArticleBMC plant biology2015

X-ray micro-computed tomography in willow reveals tissue patterning of reaction wood and delay in programmed cell death.

Nicholas James Beresford Brereton, Farah Ahmed, Daniel Sykes, Michael Jason Ray, Ian Shield, Angela Karp, Richard James Murphy

Abstract read
In one paragraph

Article in BMC plant biology, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing 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

14 citing papers in PubMed.

  1. Article
  2. Level set-based image segmentation ofWood science and technology · 2025
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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

7 authors.

Nicholas James Beresford BreretonInstitut de recherche en biologie végétale, Université de Montréal, Montreal, QC, H1X 2B2, Canada. Nicholas.Brereton@UMontreal.ca.
Farah AhmedMicro-CT Lab, Imaging and Analysis Centre, Natural History Museum, London, SW7 5BD, UK. f.Ahmed@NHM.ac.uk.
Daniel SykesMicro-CT Lab, Imaging and Analysis Centre, Natural History Museum, London, SW7 5BD, UK. D.Sykes@NHM.ac.uk.
Michael Jason RayDepartment of Chemistry, Imperial College, London, SW7 2AZ, UK. michael.ray@imperial.ac.uk.
Ian ShieldDepartment of AgroEcology, Rothamsted Research, Harpenden, Herts, AL5 2JQ, UK. ian.shield@rothamsted.ac.uk.
Angela KarpDepartment of AgroEcology, Rothamsted Research, Harpenden, Herts, AL5 2JQ, UK. Angela.Karp@rothamsted.ac.uk.
Richard James MurphyCentre for Environmental Strategy, University of Surrey, Guildford, Surrey, GU2 7XH, UK. rj.murphy@surrey.ac.uk.

Funding

Biotechnology and Biological Sciences Research Council BB/G016216/1
6 · The paper itself

Abstract

backgroundVariation in the reaction wood (RW) response has been shown to be a principle component driving differences in lignocellulosic sugar yield from the bioenergy crop willow. The phenotypic cause(s) behind these differences in sugar yield, beyond their common elicitor, however, remain unclear. Here we use X-ray micro-computed tomography (μCT) to investigate RW-associated alterations in secondary xylem tissue patterning in three dimensions (3D).

resultsMajor architectural alterations were successfully quantified in 3D and attributed to RW induction. Whilst the frequency of vessels was reduced in tension wood tissue (TW), the total vessel volume was significantly increased. Interestingly, a delay in programmed-cell-death (PCD) associated with TW was also clearly observed and readily quantified by μCT.

conclusionsThe surprising degree to which the volume of vessels was increased illustrates the substantial xylem tissue remodelling involved in reaction wood formation. The remodelling suggests an important physiological compromise between structural and hydraulic architecture necessary for extensive alteration of biomass and helps to demonstrate the power of improving our perspective of cell and tissue architecture. The precise observation of xylem tissue development and quantification of the extent of delay in PCD provides a valuable and exciting insight into this bioenergy crop trait.

Indexed as

Cell DeathSalixTomography, X-Ray ComputedWoodXylem

Identifiers

PMID25887556
PMCPMC4356063

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LicenceCC BY
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.