Evidence map›Paper›PMID 20559851›Full record

ArticleProtoplasma2011

Expansin-regulated cell elongation is involved in the drought tolerance in wheat.

Mei-rong Zhao, Feng Li, Ying Fang, Qiang Gao, Wei Wang

Abstract read
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In one paragraph

Article in Protoplasma, 2011. 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
2.5field-weighted citation impact, top 11% 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, 62 citations in OpenAlex.

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  19. Review
  20. Review
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.

Mei-rong ZhaoState Key Laboratory of Crop Biology, College of Life Science, Shandong Agricultural University, Tai'an, Shandong, 271018, People's Republic of China.
Feng Li
Ying Fang
Qiang Gao
Wei Wang
Shandong Agricultural University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Water stress restrains plant growth. Expansin is a cell wall protein that is generally accepted to be the key regulator of cell wall extension during plant growth. In this study, we used two different wheat cultivars to study the involvement of expansin in drought tolerance. Wheat coleoptile was used as the material in experiment. Our results indicated that water stress induced an increase in acidic pH-dependant cell wall extension, which is related to expansin activity; however, water stress inhibited coleoptile elongation growth. The increased expansin activity was mainly due to increased expression of expansin protein that was upregulated by water stress, but water stress also resulted in a decrease in cell wall acidity, a negative factor for cell wall extension. Decreased plasma membrane H(+)-ATPase activity was involved in the alkalinization of the cell wall under water stress. The activity of expansin in HF9703 (a drought-tolerant wheat cultivar) was always higher than that in 921842 (a drought-sensitive wheat cultivar) under both normal and water stress conditions, which may be correlated with the higher expansin protein expression and plasma membrane H(+)-ATPase activity observed in HF9703 versus 921842. However, water stress did not change the susceptibility of the wheat cell wall to expansin, and no difference in this susceptibility was observed between the drought-tolerant and drought-sensitive wheat cultivars. These results suggest the involvement of expansin in cell elongation and the drought resistance of wheat.

Indexed as

Adenosine TriphosphatasesAntibodiesCell EnlargementCell WallCotyledonDroughtsHydrogen-Ion ConcentrationPlant ProteinsTriticumWaterAdenosine TriphosphatasesAntibodiesexpansin protein, plantPlant ProteinsWater

Identifiers

PMID20559851
OpenAlexW2011350229

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.