Paper · 2009 · He'nan nongye kexue

Effect of Exogenous Trehalose on Physiological Indicators of Tomato Seedling under NaCl Stress

MA Guang-shu

3
claims
5
verbatim quotes
1
citations
1
research areas
—
Not open access

Abstract

Under 0.4% NaCl stress condition,the effects of exogenous trehalose at the concentrations of 0.3%-0.5% on the growth including plant height,stem diameter and root activity,leaf ptotective enzyme activities and oxidative damage in tomato seedlings were investigated.When the exogenous trehalose concentration is 0.5%,its effect on alleviating NaCl stress damage to the tomato seedling is the best.The seeding growth,chlorophyll content,and activities of protective enzymes(SOD)in leaves increase significantly,while malondialdehyde(MDA)content in leaves was significantly decreased.So,0.5% exogenous trehalose promoted the salt tolerance of tomato seedling.

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Claims 3

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

At 0.5%, trehalose gave the best alleviation of NaCl injury.

Treatment
exogenous trehalose concentration is 0.5%e0
Outcome
alleviating NaCl stress damagee0
Direction
beste0

Not reportedComparator

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

Solanum lycopersicum
Solanum lycopersicum · TaxonKod B · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“When the exogenous trehalose concentration is 0.5%,its effect on alleviating NaCl stress damage to the tomato seedling is the best”

✓ located verbatim in the source · abstract, characters 265–395 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Trehalose significantly increased seedling growth, chlorophyll content, and leaf SOD activity.

Treatment
Exogenous Trehaloset0
Gene
SODe0
Outcome
seeding growth,chlorophyll content,and activities of protective enzymes(SOD)in leavese0
Direction
increasee0

Not reportedComparator

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

Solanum lycopersicum
Solanum lycopersicum · TaxonKod B · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“The seeding growth,chlorophyll content,and activities of protective enzymes(SOD)in leaves increase significantly”

✓ located verbatim in the source · abstract, characters 396–508 · show in text ↑
t0

“Effect of Exogenous Trehalose on Physiological Indicators of Tomato Seedling under NaCl Stress”

✓ located verbatim in the source · title, characters 0–94 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Trehalose significantly decreased leaf MDA content.

Treatment
Exogenous Trehaloset0
Outcome
malondialdehyde(MDA)content in leavese0
Direction
decreasede0

Not reportedComparator

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

Solanum lycopersicum
Solanum lycopersicum · TaxonKod B · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“malondialdehyde(MDA)content in leaves was significantly decreased”

✓ located verbatim in the source · abstract, characters 515–580 · show in text ↑
t0

“Effect of Exogenous Trehalose on Physiological Indicators of Tomato Seedling under NaCl Stress”

✓ located verbatim in the source · title, characters 0–94 · show in text ↑

trehalose · physiology: pigments · Solanum lycopersicum (tomato)Positive and negative results

2 papers: 1 positive, 1 negative or no effect

1 in the opposite direction

  1. negative
See all 2 papers →

trehalose · physiology: oxidative · Solanum lycopersicum (tomato)Results agree

2 papers: 2 positive, 0 negative or no effect

1 paper in the same direction as this paper

  1. positive
See all 2 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.