Paper · 2013 · Acta Agriculturae Boreali-Sinica

Effects of Exogenous Nitric Oxide on Oxidative Damage and Activities of Protective Enzymes of Cotton Seedling

Cundong Li

7
claims
15
verbatim quotes
0
citations
1
research areas
—
Not open access

Abstract

Cotyledon full extension of the cotton seedling as material,in the 1/4 Hoagland nutrient solution with different concentration of SNP(0,10,50,100,200 μmol/L)processing cotton seedling,study of oxidative damage and activities of protective enzymes of exogenous nitric oxide on cotton seedling leaves and roots.The results show that:with the treatment of SNP,the content of MDA and the generation rate of O-·2 of cotton seedling leaves and roots increased significantly,the content of soluble protein of leaves decreased significantly,SOD and POD activity increased,while CAT activity decreased.The difference under 10-100 μmol/L SNP processing were not remarkable between treatments.The difference of physiological indexes between treatments was priority performance in leaves.These results suggest that exogenous nitric oxide in certain concentration range inhibit cotton seedling growth.

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Claims 7

Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

SNP significantly increased MDA content and O-·2 generation in cotton seedling leaves and roots.

Treatment
SNPe0
Outcome
content of MDA and the generation rate of O-·2e0
Direction
increasede0

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

e0

“with the treatment of SNP,the content of MDA and the generation rate of O-·2 of cotton seedling leaves and roots increased significantly”

✓ located verbatim in the source · abstract, characters 331–467 · show in text ↑
Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

SNP significantly decreased soluble protein in leaves.

Organ / stage
leavese0
Treatment
SNPe1
Outcome
content of soluble proteine0
Direction
decreasede0

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

e0

“the content of soluble protein of leaves decreased significantly”

✓ located verbatim in the source · abstract, characters 468–532 · show in text ↑
e1

“treatment of SNP”

✓ located verbatim in the source · abstract, characters 340–356 · show in text ↑
t0

“Cotton Seedling”

✓ located verbatim in the source · title, characters 94–109 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

SNP increased SOD and POD activity.

Treatment
SNPe1
Outcome
SOD and POD activitye0
Direction
increasede0

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

e0

“SOD and POD activity increased”

✓ located verbatim in the source · abstract, characters 533–563 · show in text ↑
e1

“treatment of SNP”

✓ located verbatim in the source · abstract, characters 340–356 · show in text ↑
t0

“Cotton Seedling”

✓ located verbatim in the source · title, characters 94–109 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

SNP decreased CAT activity.

Treatment
SNPe1
Outcome
CAT activitye0
Direction
decreasede0

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

e0

“CAT activity decreased”

✓ located verbatim in the source · abstract, characters 570–592 · show in text ↑
e1

“treatment of SNP”

✓ located verbatim in the source · abstract, characters 340–356 · show in text ↑
t0

“Cotton Seedling”

✓ located verbatim in the source · title, characters 94–109 · show in text ↑
Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Physiological indexes did not differ remarkably among 10-100 μmol/L SNP treatments.

Treatment
10-100 μmol/L SNPe0
Outcome
differencee0
Direction
not remarkablee0
Comparator
between treatmentse0

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

e0

“The difference under 10-100 μmol/L SNP processing were not remarkable between treatments”

✓ located verbatim in the source · abstract, characters 593–681 · show in text ↑
t0

“Cotton Seedling”

✓ located verbatim in the source · title, characters 94–109 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Differences in physiological indexes between treatments were primarily apparent in leaves.

Organ / stage
leavese0
Outcome
physiological indexese0

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

e0

“The difference of physiological indexes between treatments was priority performance in leaves”

✓ located verbatim in the source · abstract, characters 682–775 · show in text ↑
t0

“Cotton Seedling”

✓ located verbatim in the source · title, characters 94–109 · show in text ↑
Intervention effectauthor interpretationoriginal resultnegativemeasured

Claim · model-written summary

The authors infer exogenous nitric oxide inhibits cotton seedling growth at certain concentrations.

Treatment
exogenous nitric oxidee0
Outcome
cotton seedling growthe0
Direction
inhibite0
Qualifier
certain concentration rangee0

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

e0

“exogenous nitric oxide in certain concentration range inhibit cotton seedling growth”

✓ located verbatim in the source · abstract, characters 803–887 · show in text ↑

sodium nitroprusside · physiology: osmolytes · Gossypium hirsutum (cotton)Results differ

2 papers: 1 positive, 1 negative or no effect

1 in the opposite direction

  1. positive
See all 2 papers →

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

7 papers: 6 positive, 1 negative or no effect

6 in the opposite direction

  1. positive
  2. positive
  3. positive

3 papers more in this group

See all 7 papers →

sodium nitroprusside · physiology: oxidative · Gossypium hirsutum (cotton)Positive and negative results

6 papers: 3 positive, 3 negative or no effect

2 papers in the same direction as this paper · 3 in the opposite direction

  1. positive
  2. positive
  3. positive

2 papers more in this group

See all 6 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.