Paper · 1998 · Journal of Agronomy and Crop Science

Effect of Water Stress on Biochemical and Physiological Characteristics of Oat Genotypes

A. Chandra; R. K. Bhatt; L. P. Misra

5
claims
10
verbatim quotes
16
citations
1
research areas
—
Not open access

Abstract

Abstract Activities of enzymes catalase, peroxidase, and level of total soluble proteins were studied in two genotypes (JHO 884, JHO 888) of oat ( Avena sativa L.) subjected to water stress for 1, 3, and 4 days by withholding water in a pot culture experiment. No change was observed in the level of total soluble proteins at early stage but it increased significantly at higher magnitude of water stress. Increase in catalase activity was noticed in JHO 884 whereas reverse trend was observed in JHO 888 at highest level of stress. The JHO 884 genotype showed increase in peroxidase activity from the first day of water stress. Results suggest that the efficiency level of antioxidant system is found different in these two genotypes.

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Claims 5

Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Soluble protein did not change early in water stress.

Outcome
level of total soluble proteinse0
Direction
No changee0

Not reportedTreatmentComparator

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

Avena sativa
Avena sativa · TaxonSendelbach ( talk ) · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“No change was observed in the level of total soluble proteins at early stage”

✓ located verbatim in the source · abstract, characters 261–337 · show in text ↑
t0

“oat”

✓ located after whitespace/quote normalisation · title, characters 75–78 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Soluble protein increased at higher stress.

Treatment
water stresse0
Outcome
ite0
Direction
increasede0

Not reportedComparator

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

Avena sativa
Avena sativa · TaxonSendelbach ( talk ) · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“it increased significantly at higher magnitude of water stress”

✓ located verbatim in the source · abstract, characters 342–404 · show in text ↑
t0

“oat”

✓ located after whitespace/quote normalisation · title, characters 75–78 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Catalase activity increased in JHO 884.

Material
JHO 884e0
Gene
catalasee0
Outcome
catalase activitye0
Direction
Increasee0

Not reportedTreatmentComparator

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

Avena sativa
Avena sativa · TaxonSendelbach ( talk ) · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Increase in catalase activity was noticed in JHO 884”

✓ located verbatim in the source · abstract, characters 406–458 · show in text ↑
t0

“oat”

✓ located after whitespace/quote normalisation · title, characters 75–78 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Catalase activity decreased in JHO 888 at highest stress.

Material
JHO 888e0
Treatment
stresse0
Outcome
reverse trende0

Not reportedComparatorDirection

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

Avena sativa
Avena sativa · TaxonSendelbach ( talk ) · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“reverse trend was observed in JHO 888 at highest level of stress”

✓ located verbatim in the source · abstract, characters 467–531 · show in text ↑
t0

“oat”

✓ located after whitespace/quote normalisation · title, characters 75–78 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Peroxidase activity rose in JHO 884 from the first stress day.

Material
JHO 884e0
Treatment
water stresse0
Gene
peroxidasee0
Outcome
peroxidase activitye0
Direction
increasee0

Not reportedComparator

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

Avena sativa
Avena sativa · TaxonSendelbach ( talk ) · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“The JHO 884 genotype showed increase in peroxidase activity from the first day of water stress”

✓ located verbatim in the source · abstract, characters 533–627 · show in text ↑
t0

“oat”

✓ located after whitespace/quote normalisation · title, characters 75–78 · show in text ↑

drought · physiology: antioxidant enzymes · Avena sativa (oats)Results differ

4 papers: 3 positive, 1 negative or no effect

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

  1. negative
  2. positive
  3. positive
See all 4 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.