Paper · 2019 · Journal of Pharmacognosy and Phytochemistry

Morphological and physio- biochemical changes in response to exogenous application of 24-epibrassinolide and salicylic acid under water stress in chickpea

Sujatha Edupuganti; R. Lalitha; S. Anuradha

18
claims
36
verbatim quotes
8
citations
1
research areas
✓
Open access

Abstract

The present study shows that Chickpea plants under water stress, unstressed plants treated with exogenous EBL and SA exhibited the significant increase in phsio-biochemical changes over the normal control plants. Co-application of EBL and SA enhanced the plant height in drought stressed plants significantly by 23.76% (0.0345 p≤0.05) in comparison with stress control than their individual application. Application of EBL and SA to drought stressed plants improved the root length by 11.52% and 15.15% respectively in comparison with stress control. Exogenous application of EBL and SA reversed the drought stress effect on dry mass accumulation. EBL and SA more significantly improved the RWC content (by 57%; 0.0197 p≤0.05) than their individual applications compared to stress control. No significant effect of EBL and/or SA was observed on H2O2 level in chickpea plants in comparison with untreated control. There was no effect on membrane upon exogenous application of EBL and/or SA to untreated plants. About 53.25% (0.0321 p≤0.05) improvement in soluble protein content was recorded for unstressed plants treated with EBL plus SA when compared with control, indicating the enhanced effect of combined application. Combined EBL+SA alone application was found to be more effectively increased the free proline levels than their individual treatments (58.4%; 0.028 p≤0.05 vs 26.76%; 0.0462 p≤0.05 and 17.52%; 0.0561 p≤0.05 respectively) over the proline levels of unstressed control plants. EBL and SA alone treatments also increased the glycine betaine content considerably in chickpea plants but their combined impact was more on glycine betaine accumulation (23% by EBL, 14.46% by SA and 27.48% by EBL+SA respectively) in comparison with untreated control. Effect of EBL and/or SA on SOD, CAT, POD, APX and GR enzyme activities of chickpea plants under drought stress at reproductive stage and stress free conditions were significantly increased. Co-application of EBL and SA alone exhibited the significant enhancement of AsA levels (39.2%; 0.098 p≤0.05) than their respective individual treatments compared to the control plants. Combined application of EBL+SA alone accounted for the marked increase in the GSH levels (14.4%) compared to the control plants.

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The text the model read, with the source record’s inline markup (italics, sub- and superscripts) rendered and its character entities decoded; quote offsets refer to the raw text.

Claims 18

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Combined EBL and SA increased drought-stressed plant height by 23.76% relative to stress control.

Taxon
chickpeaCicer arietinumt0
Treatment
Co-application of EBL and SAe0
Outcome
plant heighte0
Direction
enhancede0
Value
23.76%e0
Comparator
stress controle0

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

Cicer arietinum
Cicer arietinum · TaxonSanjay Acharya · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Co-application of EBL and SA enhanced the plant height in drought stressed plants significantly by 23.76% (0.0345 p≤0.05) in comparison with stress control than their individual application”

✓ located verbatim in the source · abstract, characters 213–402 · show in text ↑
t0

“chickpea”

✓ located verbatim in the source · title, characters 146–154 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

EBL increased drought-stressed root length by 11.52% versus stress control.

Taxon
chickpeaCicer arietinumt0
Treatment
EBLe0
Outcome
root lengthe0
Direction
improvede0
Value
11.52%e0
Comparator
stress controle0

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

Cicer arietinum
Cicer arietinum · TaxonSanjay Acharya · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Application of EBL and SA to drought stressed plants improved the root length by 11.52% and 15.15% respectively in comparison with stress control”

✓ located verbatim in the source · abstract, characters 404–549 · show in text ↑
t0

“chickpea”

✓ located verbatim in the source · title, characters 146–154 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

SA increased drought-stressed root length by 15.15% versus stress control.

Taxon
chickpeaCicer arietinumt0
Treatment
SAe0
Outcome
root lengthe0
Direction
improvede0
Value
15.15%e0
Comparator
stress controle0

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

Cicer arietinum
Cicer arietinum · TaxonSanjay Acharya · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Application of EBL and SA to drought stressed plants improved the root length by 11.52% and 15.15% respectively in comparison with stress control”

✓ located verbatim in the source · abstract, characters 404–549 · show in text ↑
t0

“chickpea”

✓ located verbatim in the source · title, characters 146–154 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

EBL and SA reversed the drought effect on dry mass accumulation.

Taxon
chickpeaCicer arietinumt0
Treatment
EBL and SAe0
Outcome
dry mass accumulatione0
Direction
reversede0
Comparator
drought stresse0

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

Cicer arietinum
Cicer arietinum · TaxonSanjay Acharya · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Exogenous application of EBL and SA reversed the drought stress effect on dry mass accumulation”

✓ located verbatim in the source · abstract, characters 551–646 · show in text ↑
t0

“chickpea”

✓ located verbatim in the source · title, characters 146–154 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

EBL and SA improved relative water content by 57% versus stress control.

Taxon
chickpeaCicer arietinumt0
Treatment
EBL and SAe0
Outcome
RWC contente0
Direction
improvede0
Value
57%e0
Comparator
stress controle0

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

Cicer arietinum
Cicer arietinum · TaxonSanjay Acharya · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“EBL and SA more significantly improved the RWC content (by 57%; 0.0197 p≤0.05) than their individual applications compared to stress control”

✓ located verbatim in the source · abstract, characters 648–788 · show in text ↑
t0

“chickpea”

✓ located verbatim in the source · title, characters 146–154 · show in text ↑
Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

EBL and/or SA had no significant effect on chickpea H2O2 level.

Taxon
chickpeaCicer arietinumt0
Treatment
EBL and/or SAe0
Outcome
H2O2 levele0
Direction
No significant effecte0
Comparator
untreated controle0

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

Cicer arietinum
Cicer arietinum · TaxonSanjay Acharya · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“No significant effect of EBL and/or SA was observed on H2O2 level in chickpea plants in comparison with untreated control”

✓ located verbatim in the source · abstract, characters 790–911 · show in text ↑
t0

“chickpea”

✓ located verbatim in the source · title, characters 146–154 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

EBL and/or SA had no effect on membranes in unstressed plants.

Taxon
chickpeaCicer arietinumt0
Treatment
EBL and/or SAe0
Outcome
membranee0
Direction
no effecte0
Comparator
untreated plantse0

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

Cicer arietinum
Cicer arietinum · TaxonSanjay Acharya · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“There was no effect on membrane upon exogenous application of EBL and/or SA to untreated plants”

✓ located verbatim in the source · abstract, characters 913–1008 · show in text ↑
t0

“chickpea”

✓ located verbatim in the source · title, characters 146–154 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Combined EBL and SA increased soluble protein by 53.25% in unstressed plants.

Taxon
chickpeaCicer arietinumt0
Treatment
EBL plus SAe0
Outcome
soluble protein contente0
Direction
improvemente0
Value
53.25%e0
Comparator
controle0

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

Cicer arietinum
Cicer arietinum · TaxonSanjay Acharya · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“About 53.25% (0.0321 p≤0.05) improvement in soluble protein content was recorded for unstressed plants treated with EBL plus SA when compared with control”

✓ located verbatim in the source · abstract, characters 1010–1164 · show in text ↑
t0

“chickpea”

✓ located verbatim in the source · title, characters 146–154 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Combined EBL and SA increased free proline by 58.4% over unstressed control.

Taxon
chickpeaCicer arietinumt0
Treatment
EBL+SAe0
Outcome
free proline levelse0
Direction
increasede0
Value
58.4%e0
Comparator
unstressed control plantse0

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

Cicer arietinum
Cicer arietinum · TaxonSanjay Acharya · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Combined EBL+SA alone application was found to be more effectively increased the free proline levels than their individual treatments (58.4%; 0.028 p≤0.05 vs 26.76%; 0.0462 p≤0.05 and 17.52%; 0.0561 p≤0.05 respectively) over the proline levels of unstressed control plants”

✓ located verbatim in the source · abstract, characters 1222–1494 · show in text ↑
t0

“chickpea”

✓ located verbatim in the source · title, characters 146–154 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

EBL increased free proline by 26.76% over unstressed control.

Taxon
chickpeaCicer arietinumt0
Treatment
EBLe0
Outcome
free proline levelse0
Direction
increasede0
Value
26.76%e0
Comparator
unstressed control plantse0

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

Cicer arietinum
Cicer arietinum · TaxonSanjay Acharya · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Combined EBL+SA alone application was found to be more effectively increased the free proline levels than their individual treatments (58.4%; 0.028 p≤0.05 vs 26.76%; 0.0462 p≤0.05 and 17.52%; 0.0561 p≤0.05 respectively) over the proline levels of unstressed control plants”

✓ located verbatim in the source · abstract, characters 1222–1494 · show in text ↑
t0

“chickpea”

✓ located verbatim in the source · title, characters 146–154 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

SA increased free proline by 17.52% over unstressed control.

Taxon
chickpeaCicer arietinumt0
Treatment
SAe0
Outcome
free proline levelse0
Direction
increasede0
Value
17.52%e0
Comparator
unstressed control plantse0

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

Cicer arietinum
Cicer arietinum · TaxonSanjay Acharya · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Combined EBL+SA alone application was found to be more effectively increased the free proline levels than their individual treatments (58.4%; 0.028 p≤0.05 vs 26.76%; 0.0462 p≤0.05 and 17.52%; 0.0561 p≤0.05 respectively) over the proline levels of unstressed control plants”

✓ located verbatim in the source · abstract, characters 1222–1494 · show in text ↑
t0

“chickpea”

✓ located verbatim in the source · title, characters 146–154 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

EBL increased glycine betaine content by 23%.

Taxon
chickpeaCicer arietinumt0
Treatment
EBLe0
Outcome
glycine betaine contente0
Direction
increasede0
Value
23%e0
Comparator
untreated controle0

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

Cicer arietinum
Cicer arietinum · TaxonSanjay Acharya · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“EBL and SA alone treatments also increased the glycine betaine content considerably in chickpea plants but their combined impact was more on glycine betaine accumulation (23% by EBL, 14.46% by SA and 27.48% by EBL+SA respectively) in comparison with untreated control”

✓ located verbatim in the source · abstract, characters 1496–1763 · show in text ↑
t0

“chickpea”

✓ located verbatim in the source · title, characters 146–154 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

SA increased glycine betaine content by 14.46%.

Taxon
chickpeaCicer arietinumt0
Treatment
SAe0
Outcome
glycine betaine contente0
Direction
increasede0
Value
14.46%e0
Comparator
untreated controle0

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

Cicer arietinum
Cicer arietinum · TaxonSanjay Acharya · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“EBL and SA alone treatments also increased the glycine betaine content considerably in chickpea plants but their combined impact was more on glycine betaine accumulation (23% by EBL, 14.46% by SA and 27.48% by EBL+SA respectively) in comparison with untreated control”

✓ located verbatim in the source · abstract, characters 1496–1763 · show in text ↑
t0

“chickpea”

✓ located verbatim in the source · title, characters 146–154 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Combined EBL and SA increased glycine betaine accumulation by 27.48%.

Taxon
chickpeaCicer arietinumt0
Treatment
EBL+SAe0
Outcome
glycine betaine accumulatione0
Direction
increasede0
Value
27.48%e0
Comparator
untreated controle0

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

Cicer arietinum
Cicer arietinum · TaxonSanjay Acharya · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“EBL and SA alone treatments also increased the glycine betaine content considerably in chickpea plants but their combined impact was more on glycine betaine accumulation (23% by EBL, 14.46% by SA and 27.48% by EBL+SA respectively) in comparison with untreated control”

✓ located verbatim in the source · abstract, characters 1496–1763 · show in text ↑
t0

“chickpea”

✓ located verbatim in the source · title, characters 146–154 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

EBL and/or SA significantly increased SOD, CAT and POD enzyme activities under drought and stress-free conditions.

Taxon
chickpeaCicer arietinumt0
Organ / stage
reproductive stagee0
Treatment
EBL and/or SAe0
Outcome
SOD, CAT, PODe0
Direction
increasede0

Not reportedComparator

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

Cicer arietinum
Cicer arietinum · TaxonSanjay Acharya · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Effect of EBL and/or SA on SOD, CAT, POD, APX and GR enzyme activities of chickpea plants under drought stress at reproductive stage and stress free conditions were significantly increased”

✓ located verbatim in the source · abstract, characters 1765–1953 · show in text ↑
t0

“chickpea”

✓ located verbatim in the source · title, characters 146–154 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

EBL and/or SA significantly increased APX and GR enzyme activities under drought and stress-free conditions.

Taxon
chickpeaCicer arietinumt0
Organ / stage
reproductive stagee0
Treatment
EBL and/or SAe0
Outcome
APX and GR enzyme activitiese0
Direction
increasede0

Not reportedComparator

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

Cicer arietinum
Cicer arietinum · TaxonSanjay Acharya · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Effect of EBL and/or SA on SOD, CAT, POD, APX and GR enzyme activities of chickpea plants under drought stress at reproductive stage and stress free conditions were significantly increased”

✓ located verbatim in the source · abstract, characters 1765–1953 · show in text ↑
t0

“chickpea”

✓ located verbatim in the source · title, characters 146–154 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Combined EBL and SA increased AsA by 39.2%.

Taxon
chickpeaCicer arietinumt0
Treatment
Co-application of EBL and SAe0
Outcome
AsA levelse0
Direction
enhancemente0
Value
39.2%e0
Comparator
control plantse0

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

Cicer arietinum
Cicer arietinum · TaxonSanjay Acharya · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Co-application of EBL and SA alone exhibited the significant enhancement of AsA levels (39.2%; 0.098 p≤0.05) than their respective individual treatments compared to the control plants”

✓ located verbatim in the source · abstract, characters 1955–2138 · show in text ↑
t0

“chickpea”

✓ located verbatim in the source · title, characters 146–154 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Combined EBL and SA increased GSH levels by 14.4%.

Taxon
chickpeaCicer arietinumt0
Treatment
EBL+SAe0
Outcome
GSH levelse0
Direction
increasee0
Value
14.4%e0
Comparator
control plantse0

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

Cicer arietinum
Cicer arietinum · TaxonSanjay Acharya · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Combined application of EBL+SA alone accounted for the marked increase in the GSH levels (14.4%) compared to the control plants”

✓ located verbatim in the source · abstract, characters 2140–2267 · show in text ↑
t0

“chickpea”

✓ located verbatim in the source · title, characters 146–154 · show in text ↑

salicylic acid · growth · Cicer arietinum (chickpea)Results differ

23 papers: 20 positive, 3 negative or no effect

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

  1. negative
  2. negative
  3. negative

19 papers more in this group

See all 23 papers →

cobalt atom · growth · Cicer arietinum (chickpea)Positive and negative results

2 papers: 1 positive, 1 negative or no effect

1 in the opposite direction

  1. negative
See all 2 papers →

24-epi-brassinolide · physiology: oxidative · Cicer arietinum (chickpea)Positive and negative results

2 papers: 1 positive, 1 negative or no effect

1 in the opposite direction

  1. positive
See all 2 papers →

salicylic acid · physiology: oxidative · Cicer arietinum (chickpea)Positive and negative results

8 papers: 7 positive, 1 negative or no effect

7 in the opposite direction

  1. positive
  2. positive
  3. positive

4 papers more in this group

See all 8 papers →

24-epi-brassinolide · physiology: osmolytes · Cicer arietinum (chickpea)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 →

24-epi-brassinolide · molecular: metabolites · Cicer arietinum (chickpea)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 →

salicylic acid · physiology: water · Cicer arietinum (chickpea)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 →

salicylic acid · physiology: osmolytes · Cicer arietinum (chickpea)Results agree

4 papers: 4 positive, 0 negative or no effect

3 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive
See all 4 papers →

8 of 10 groups shown: named compounds and organisms first, then groups whose results differ (checked claim by claim), then those with positive and negative results, then the smaller groups.

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.