Paper · 2012 · Hebei Nongye Daxue xuebao

Regulatory effects of exogenous nitric oxide on root morphology in cotton seedlings under nitrogen stress

Zhanbiao Wang

9
claims
18
verbatim quotes
0
citations
2
research areas
—
Not open access

Abstract

The effects of sodium nitroprusside(SNP,an exogenous nitric oxide donor) on root morphology in cotton seedlings under nitrogen stress were studied by using nutrient solution culture.Exogenous nitric oxide can promote cotton seedlings'root length,root surface area,root volume,taproot diameter and root dry weight.Lower concentration of NO can at least significantly increase the root surface area by 9.39%,root volume by 10.78%,taproot diameter by 8.63% and root dry weight by 39.2%.High concentration can reduce the effect.In this experimental conditions,lower concentration of NO(SNP:50-100μmol/L) has the best effect on mitigating cotton seedlings under nitrogen stress,which may enhance the resistance of cotton.

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Claims 9

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Exogenous nitric oxide promoted cotton seedling root length, root surface area and root volume.

Taxon
cotton seedlingsGossypium hirsutumt0
Treatment
Exogenous nitric oxidee1
Outcome
root length,root surface area,root volumee1
Direction
promotee1

Not reportedComparator

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

Gossypium hirsutum
Gossypium hirsutum · TaxonChriKo · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

t0

“cotton seedlings”

✓ located verbatim in the source · title, characters 67–83 · show in text ↑
e1

“Exogenous nitric oxide can promote cotton seedlings'root length,root surface area,root volume,taproot diameter and root dry weight”

✓ located verbatim in the source · abstract, characters 182–312 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Exogenous nitric oxide promoted cotton seedling taproot diameter and root dry weight.

Taxon
cotton seedlingsGossypium hirsutumt0
Treatment
Exogenous nitric oxidee1
Outcome
taproot diameter and root dry weighte1
Direction
promotee1

Not reportedComparator

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

Gossypium hirsutum
Gossypium hirsutum · TaxonChriKo · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

t0

“cotton seedlings”

✓ located verbatim in the source · title, characters 67–83 · show in text ↑
e1

“Exogenous nitric oxide can promote cotton seedlings'root length,root surface area,root volume,taproot diameter and root dry weight”

✓ located verbatim in the source · abstract, characters 182–312 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Lower NO concentration significantly increased root surface area by 9.39%.

Taxon
cotton seedlingsGossypium hirsutumt0
Treatment
Lower concentration of NOe2
Outcome
root surface areae2
Direction
increasee2
Value
9.39%e2

Not reportedComparator

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

Gossypium hirsutum
Gossypium hirsutum · TaxonChriKo · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

t0

“cotton seedlings”

✓ located verbatim in the source · title, characters 67–83 · show in text ↑
e2

“Lower concentration of NO can at least significantly increase the root surface area by 9.39%,root volume by 10.78%,taproot diameter by 8.63% and root dry weight by 39.2%”

✓ located verbatim in the source · abstract, characters 313–482 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Lower NO concentration significantly increased root volume by 10.78%.

Taxon
cotton seedlingsGossypium hirsutumt0
Treatment
Lower concentration of NOe2
Outcome
root volumee2
Direction
increasee2
Value
10.78%e2

Not reportedComparator

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

Gossypium hirsutum
Gossypium hirsutum · TaxonChriKo · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

t0

“cotton seedlings”

✓ located verbatim in the source · title, characters 67–83 · show in text ↑
e2

“Lower concentration of NO can at least significantly increase the root surface area by 9.39%,root volume by 10.78%,taproot diameter by 8.63% and root dry weight by 39.2%”

✓ located verbatim in the source · abstract, characters 313–482 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Lower NO concentration significantly increased taproot diameter by 8.63%.

Taxon
cotton seedlingsGossypium hirsutumt0
Treatment
Lower concentration of NOe2
Outcome
taproot diametere2
Direction
increasee2
Value
8.63%e2

Not reportedComparator

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

Gossypium hirsutum
Gossypium hirsutum · TaxonChriKo · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

t0

“cotton seedlings”

✓ located verbatim in the source · title, characters 67–83 · show in text ↑
e2

“Lower concentration of NO can at least significantly increase the root surface area by 9.39%,root volume by 10.78%,taproot diameter by 8.63% and root dry weight by 39.2%”

✓ located verbatim in the source · abstract, characters 313–482 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Lower NO concentration significantly increased root dry weight by 39.2%.

Taxon
cotton seedlingsGossypium hirsutumt0
Treatment
Lower concentration of NOe2
Outcome
root dry weighte2
Direction
increasee2
Value
39.2%e2

Not reportedComparator

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

Gossypium hirsutum
Gossypium hirsutum · TaxonChriKo · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

t0

“cotton seedlings”

✓ located verbatim in the source · title, characters 67–83 · show in text ↑
e2

“Lower concentration of NO can at least significantly increase the root surface area by 9.39%,root volume by 10.78%,taproot diameter by 8.63% and root dry weight by 39.2%”

✓ located verbatim in the source · abstract, characters 313–482 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Lower NO concentration (SNP 50-100 μmol/L) had the best effect on mitigating cotton seedling nitrogen stress.

Taxon
cotton seedlingsGossypium hirsutumt0
Treatment
SNP:50-100μmol/Le3
Outcome
mitigating cotton seedlings under nitrogen stresse3
Direction
beste3

Not reportedComparator

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

Gossypium hirsutum
Gossypium hirsutum · TaxonChriKo · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

t0

“cotton seedlings”

✓ located verbatim in the source · title, characters 67–83 · show in text ↑
e3

“lower concentration of NO(SNP:50-100μmol/L) has the best effect on mitigating cotton seedlings under nitrogen stress”

✓ located verbatim in the source · abstract, characters 556–672 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

High NO concentration reduced the effect of exogenous NO.

Taxon
cotton seedlingsGossypium hirsutumt0
Treatment
High concentratione4
Outcome
the effecte4
Direction
reducee4

Not reportedComparator

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

Gossypium hirsutum
Gossypium hirsutum · TaxonChriKo · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

t0

“cotton seedlings”

✓ located verbatim in the source · title, characters 67–83 · show in text ↑
e4

“High concentration can reduce the effect”

✓ located verbatim in the source · abstract, characters 483–523 · show in text ↑
Mechanismhypothesisoriginal resultpositivebasis n/a

Claim · model-written summary

Lower NO concentration may enhance the resistance of cotton.

Taxon
cotton seedlingsGossypium hirsutumt0
Outcome
resistance of cottone5
Qualifier
maye5

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

Gossypium hirsutum
Gossypium hirsutum · TaxonChriKo · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

t0

“cotton seedlings”

✓ located verbatim in the source · title, characters 67–83 · show in text ↑
e5

“which may enhance the resistance of cotton”

✓ located verbatim in the source · abstract, characters 673–715 · show in text ↑

nitric oxide · growth · Gossypium hirsutum (cotton)Results differ

7 papers: 6 positive, 1 negative or no effect

5 papers in the same direction as this paper · 1 in the opposite direction

  1. negative
  2. positive
  3. positive

3 papers more in this group

See all 7 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.