Evidence map›Paper›PMID 18425534›Full record

ArticlePlanta2008

Cu/Zn superoxide dismutases in developing cotton fibers: evidence for an extracellular form.

Hee Jin Kim, Naohiro Kato, Sunran Kim, Barbara Triplett

Open access · hybridAbstract read
In one paragraph

Article in Planta, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed
2.1field-weighted citation impact, top 14% 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

23 citing papers in PubMed, 51 citations in OpenAlex.

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  15. Superoxide dismutase--mentor of abiotic stress tolerance in crop plants.Environmental science and pollution research international · 2015
    Review
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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

4 authors at 4 institutions in 1 country.

Hee Jin KimDepartment of Biological Sciences, University of New Orleans, New Orleans, LA 70148, USA.
Naohiro Kato
Sunran Kim
Barbara Triplett
Louisiana State University · USSouthern Regional Research Center · USUniversity of Missouri · USUniversity of New Orleans · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Hydrogen peroxide and other reactive oxygen species are important signaling molecules in diverse physiological processes. Previously, we discovered superoxide dismutase (SOD) activity in extracellular protein preparations from fiber-bearing cotton (Gossypium hirsutum L.) seeds. We show here, based on immunoreactivity, that the enzyme is a Cu/Zn-SOD (CSD). Immunogold localization shows that CSD localizes to secondary cell walls of developing cotton fibers. Five cotton CSD cDNAs were cloned from cotton fiber and classified into three subfamilies (Group 1: GhCSD1; Group 2: GhCSD2a and GhCSD2b; Group 3: GhCSD3 and GhCSD3s). Members of Group 1 and 2 are expressed throughout fiber development, but predominant during the elongation stage. Group 3 CSDs are also expressed throughout fiber development, but transiently increase in abundance at the transition period between cell elongation and secondary cell wall synthesis. Each of the three GhCSDs also has distinct patterns of expression in tissues other than fiber. Overexpression of cotton CSDs fused to green fluorescent protein in transgenic Arabidopsis demonstrated that GhCSD1 localizes to the cytosol, GhCSD2a localizes to plastids, and GhCSD3 is translocated to the cell wall. Subcellular fractionation of proteins from transgenic Arabidopsis seedlings confirmed that only c-myc epitope-tagged GhCSD3 co-purifies with cell wall proteins. Extracellular CSDs have been suggested to be involved in lignin formation in secondary cell walls of other plants. Since cotton fibers are not lignified, we suggest that extracellular CSDs may be involved in other plant cell wall growth and development processes.

Indexed as

Amino Acid SequenceCell WallCotton FiberDNA, ComplementaryExtracellular SpaceGene Expression Regulation, DevelopmentalGene Expression Regulation, PlantGossypiumImmunoblottingImmunohistochemistryMolecular Sequence DataSeedsSuperoxide DismutaseDNA, ComplementarySuperoxide Dismutase

Identifiers

PMID18425534
PMCPMC2440947
OpenAlexW2021327474

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC
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.