Paper · 2007 · Biologia Plantarum

Silicon increases boron tolerance and reduces oxidative damage of wheat grown in soil with excess boron

A. Gunes; A. Inal; E. G. Bagci; et al.

7
claims
9
verbatim quotes
143
citations
1
research areas
✓
Open access

Abstract

The effect of silicon on the growth, boron concentrations, malondialdehyde (MDA) content, lipoxygenase (LOX) activity, proline (PRO) and H2O2 accumulation, and the activities of major antioxidant enzymes [superoxide dismutase (SOD), catalase (CAT), and ascorbate peroxidase (APX)] and non-enzymatic antioxidants (AA) of wheat grown in soil originally with toxic B concentrations were investigated. Applied of 5.0 and 10.0 mM Si to the B toxic soil significantly increased Si concentration of the wheat and counteracted the deleterious effects of B on shoot growth. The contents of PRO, H2O2, MDA, and LOX activity of wheat grown in B toxic soil were significantly reduced by Si treatments. Compared with control plants, the activities of SOD, CAT, APX and content of AA were decreased by applied Si. Based on the present work, it can be concluded that Si alleviates B toxicity of wheat by preventing oxidative membrane damage and also translocation of B from root to shoot and/or soil to plant.

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Claims 7

Intervention effectobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Silicon application to boron-toxic soil significantly increased Si concentration in wheat.

Treatment
5.0 and 10.0 mM Sie1
Outcome
Si concentratione1
Direction
increasede1
Setting
B toxic soile1

Not reportedComparator

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e1

“Applied of 5.0 and 10.0 mM Si to the B toxic soil significantly increased Si concentration of the wheat and counteracted the deleterious effects of B on shoot growth”

✓ located verbatim in the source · abstract, characters 398–563 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Silicon counteracted the deleterious effects of boron on wheat shoot growth.

Treatment
5.0 and 10.0 mM Sie1
Outcome
deleterious effects of B on shoot growthe1
Direction
counteractede1
Setting
B toxic soile1

Not reportedComparator

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e1

“Applied of 5.0 and 10.0 mM Si to the B toxic soil significantly increased Si concentration of the wheat and counteracted the deleterious effects of B on shoot growth”

✓ located verbatim in the source · abstract, characters 398–563 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Silicon treatments significantly reduced proline, H2O2 and MDA contents in wheat grown in B-toxic soil.

Treatment
Si treatmentse2
Outcome
contents of PRO, H2O2, MDAe2
Direction
reducede2
Setting
B toxic soile2

Not reportedComparator

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e2

“The contents of PRO, H2O2, MDA, and LOX activity of wheat grown in B toxic soil were significantly reduced by Si treatments”

✓ located verbatim in the source · abstract, characters 565–688 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Silicon treatments significantly reduced LOX activity in wheat grown in B-toxic soil.

Treatment
Si treatmentse2
Outcome
LOX activitye2
Direction
reducede2
Setting
B toxic soile2

Not reportedComparator

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e2

“The contents of PRO, H2O2, MDA, and LOX activity of wheat grown in B toxic soil were significantly reduced by Si treatments”

✓ located verbatim in the source · abstract, characters 565–688 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Applied Si decreased SOD, CAT and APX activities in wheat relative to control plants.

Treatment
applied Sie3
Outcome
activities of SOD, CAT, APXe3
Direction
decreasede3
Comparator
control plantse3

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“of wheat grown in soil originally with toxic B concentrations”

✓ located verbatim in the source · abstract, characters 317–378 · show in text ↑
e3

“Compared with control plants, the activities of SOD, CAT, APX and content of AA were decreased by applied Si”

✓ located verbatim in the source · abstract, characters 690–798 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Applied Si decreased the content of non-enzymatic antioxidants (AA) in wheat relative to control plants.

Treatment
applied Sie3
Outcome
content of AAe3
Direction
decreasede3
Comparator
control plantse3

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“of wheat grown in soil originally with toxic B concentrations”

✓ located verbatim in the source · abstract, characters 317–378 · show in text ↑
e3

“Compared with control plants, the activities of SOD, CAT, APX and content of AA were decreased by applied Si”

✓ located verbatim in the source · abstract, characters 690–798 · show in text ↑
Mechanismauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

Silicon alleviates boron toxicity in wheat by preventing oxidative membrane damage.

Treatment
Sie4
Outcome
B toxicitye4
Qualifier
preventing oxidative membrane damagee4

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e4

“Si alleviates B toxicity of wheat by preventing oxidative membrane damage and also translocation of B from root to shoot and/or soil to plant”

✓ located verbatim in the source · abstract, characters 852–993 · show in text ↑

silicon atom · physiology: osmolytes · Triticum aestivum (wheat)Results differ

21 papers: 21 positive, 0 negative or no effect

20 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

17 papers more in this group

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silicon atom · growth · Triticum aestivum (wheat)Results differ

81 papers: 74 positive, 7 negative or no effect

73 papers in the same direction as this paper · 7 in the opposite direction

  1. no effect
  2. no effect
  3. positive

77 papers more in this group

See all 81 papers →

Claims are grouped by organism, treatment and what was measured or targeted. A paper counts as positive when any of its claims in the group is positive.