Paper · 2011 · 2011 International Conference on Remote Sensing, Environment and Transportation Engineering

Effect of exogenous nitric oxide on seed germination and physiological characteristics of Brassica napus

Tao Zhang; Rui-xueWang; Liang-yu Shen; et al.

9
claims
10
verbatim quotes
3
citations
1
research areas
—
Not open access

Abstract

The aim of this research was to investigate the effects of exogenous NO on seed germination, seedling growth, and other physiological characteristics of Brassica napus under PEG stresses. The results indicate that the damages to Brassica napus caused by the stress of 10% PEG were significantly alleviated in the presence of 25μM SNP: the seed germination rate increased by 35.3%; the plant height, main root length and the number of adventitious roots increased by 14.26%, 6.1% and 35.76%, respectively; the protective enzyme activities of CAT and APX increased by 69.25% and 53.95%; the level of MDA decreased by 31.87%; the chlorophyll content increased by 62.5%. When SNP was increased to 100μM, a diminishing stimulative effect was observed and the oxidative damage to leaves sustained. Based on the data reported, we conclude that to some extent SNP can alleviate inhibitory effect under PEG stresses effectively and stimulates Brassica napus seed germination and seedling growth. SNP can also regulate the activity of protective enzymes and relief oxidative damages.

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Claims 9

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

25μM SNP increased seed germination rate by 35.3% under 10% PEG.

Taxon
Brassica napusBrassica napuse0
Treatment
25μM SNPe0
Outcome
seed germination ratee0
Direction
increasede0
Value
35.3%e0
Comparator
stress of 10% PEGe0

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

Brassica napus
Brassica napus · TaxonDidier Descouens · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“The results indicate that the damages to Brassica napus caused by the stress of 10% PEG were significantly alleviated in the presence of 25μM SNP: the seed germination rate increased by 35.3%; the plant height, main root length and the number of adventitious roots increased by 14.26%, 6.1% and 35.76%, respectively; the protective enzyme activities of CAT and APX increased by 69.25% and 53.95%; the level of MDA decreased by 31.87%; the chlorophyll content increased by 62.5%.”

✓ located verbatim in the source · abstract, characters 188–666 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

25μM SNP increased plant height by 14.26% under 10% PEG.

Taxon
Brassica napusBrassica napuse0
Treatment
25μM SNPe0
Outcome
plant heighte0
Direction
increasede0
Value
14.26%e0
Comparator
stress of 10% PEGe0

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

Brassica napus
Brassica napus · TaxonDidier Descouens · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“The results indicate that the damages to Brassica napus caused by the stress of 10% PEG were significantly alleviated in the presence of 25μM SNP: the seed germination rate increased by 35.3%; the plant height, main root length and the number of adventitious roots increased by 14.26%, 6.1% and 35.76%, respectively; the protective enzyme activities of CAT and APX increased by 69.25% and 53.95%; the level of MDA decreased by 31.87%; the chlorophyll content increased by 62.5%.”

✓ located verbatim in the source · abstract, characters 188–666 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

25μM SNP increased main root length by 6.1% under 10% PEG.

Taxon
Brassica napusBrassica napuse0
Treatment
25μM SNPe0
Outcome
main root lengthe0
Direction
increasede0
Value
6.1%e0
Comparator
stress of 10% PEGe0

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

Brassica napus
Brassica napus · TaxonDidier Descouens · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“The results indicate that the damages to Brassica napus caused by the stress of 10% PEG were significantly alleviated in the presence of 25μM SNP: the seed germination rate increased by 35.3%; the plant height, main root length and the number of adventitious roots increased by 14.26%, 6.1% and 35.76%, respectively; the protective enzyme activities of CAT and APX increased by 69.25% and 53.95%; the level of MDA decreased by 31.87%; the chlorophyll content increased by 62.5%.”

✓ located verbatim in the source · abstract, characters 188–666 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

25μM SNP increased adventitious root number by 35.76% under 10% PEG.

Taxon
Brassica napusBrassica napuse0
Treatment
25μM SNPe0
Outcome
number of adventitious rootse0
Direction
increasede0
Value
35.76%e0
Comparator
stress of 10% PEGe0

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

Brassica napus
Brassica napus · TaxonDidier Descouens · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“The results indicate that the damages to Brassica napus caused by the stress of 10% PEG were significantly alleviated in the presence of 25μM SNP: the seed germination rate increased by 35.3%; the plant height, main root length and the number of adventitious roots increased by 14.26%, 6.1% and 35.76%, respectively; the protective enzyme activities of CAT and APX increased by 69.25% and 53.95%; the level of MDA decreased by 31.87%; the chlorophyll content increased by 62.5%.”

✓ located verbatim in the source · abstract, characters 188–666 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

25μM SNP increased CAT activity by 69.25% under 10% PEG.

Taxon
Brassica napusBrassica napuse0
Treatment
25μM SNPe0
Gene
CATe0
Outcome
protective enzyme activities of CATe0
Direction
increasede0
Value
69.25%e0
Comparator
stress of 10% PEGe0

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

Brassica napus
Brassica napus · TaxonDidier Descouens · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“The results indicate that the damages to Brassica napus caused by the stress of 10% PEG were significantly alleviated in the presence of 25μM SNP: the seed germination rate increased by 35.3%; the plant height, main root length and the number of adventitious roots increased by 14.26%, 6.1% and 35.76%, respectively; the protective enzyme activities of CAT and APX increased by 69.25% and 53.95%; the level of MDA decreased by 31.87%; the chlorophyll content increased by 62.5%.”

✓ located verbatim in the source · abstract, characters 188–666 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

25μM SNP increased APX activity by 53.95% under 10% PEG.

Taxon
Brassica napusBrassica napuse0
Treatment
25μM SNPe0
Gene
APXe0
Outcome
APXe0
Direction
increasede0
Value
53.95%e0
Comparator
stress of 10% PEGe0

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

Brassica napus
Brassica napus · TaxonDidier Descouens · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“The results indicate that the damages to Brassica napus caused by the stress of 10% PEG were significantly alleviated in the presence of 25μM SNP: the seed germination rate increased by 35.3%; the plant height, main root length and the number of adventitious roots increased by 14.26%, 6.1% and 35.76%, respectively; the protective enzyme activities of CAT and APX increased by 69.25% and 53.95%; the level of MDA decreased by 31.87%; the chlorophyll content increased by 62.5%.”

✓ located verbatim in the source · abstract, characters 188–666 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

25μM SNP decreased MDA level by 31.87% under 10% PEG.

Taxon
Brassica napusBrassica napuse0
Treatment
25μM SNPe0
Outcome
level of MDAe0
Direction
decreasede0
Value
31.87%e0
Comparator
stress of 10% PEGe0

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

Brassica napus
Brassica napus · TaxonDidier Descouens · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“The results indicate that the damages to Brassica napus caused by the stress of 10% PEG were significantly alleviated in the presence of 25μM SNP: the seed germination rate increased by 35.3%; the plant height, main root length and the number of adventitious roots increased by 14.26%, 6.1% and 35.76%, respectively; the protective enzyme activities of CAT and APX increased by 69.25% and 53.95%; the level of MDA decreased by 31.87%; the chlorophyll content increased by 62.5%.”

✓ located verbatim in the source · abstract, characters 188–666 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

25μM SNP increased chlorophyll content by 62.5% under 10% PEG.

Taxon
Brassica napusBrassica napuse0
Treatment
25μM SNPe0
Outcome
chlorophyll contente0
Direction
increasede0
Value
62.5%e0
Comparator
stress of 10% PEGe0

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

Brassica napus
Brassica napus · TaxonDidier Descouens · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“The results indicate that the damages to Brassica napus caused by the stress of 10% PEG were significantly alleviated in the presence of 25μM SNP: the seed germination rate increased by 35.3%; the plant height, main root length and the number of adventitious roots increased by 14.26%, 6.1% and 35.76%, respectively; the protective enzyme activities of CAT and APX increased by 69.25% and 53.95%; the level of MDA decreased by 31.87%; the chlorophyll content increased by 62.5%.”

✓ located verbatim in the source · abstract, characters 188–666 · show in text ↑
Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

At 100μM SNP, stimulation diminished and oxidative leaf damage persisted.

Taxon
Brassica napusBrassica napuse1
Treatment
100μMe0
Outcome
oxidative damage to leaves sustainede0

Not reportedDirection

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

Brassica napus
Brassica napus · TaxonDidier Descouens · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“When SNP was increased to 100μM, a diminishing stimulative effect was observed and the oxidative damage to leaves sustained”

✓ located verbatim in the source · abstract, characters 667–790 · show in text ↑
e1

“physiological characteristics of Brassica napus under PEG stresses”

✓ located verbatim in the source · abstract, characters 120–186 · show in text ↑

sodium nitroprusside · physiology: antioxidant enzymes · Brassica napus (oilseed rape)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 →

sodium nitroprusside · growth · Brassica napus (oilseed rape)Results agree

3 papers: 3 positive, 0 negative or no effect

2 papers in the same direction as this paper

  1. positive
  2. positive
See all 3 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.