Paper · 1995 · Nanjing Nongye Daxue xuebao

Regulation of selenium in the senescence of corn leaves

Zhao Lin-chuan; Yu Binggao

6
claims
6
verbatim quotes
2
citations
1
research areas
—
Not open access

Abstract

All treatments of different concentration selenium (from 0.1 to 10mumol/L Na2SeO3) were effective in retarding the senescence of corn intact leaves, while 1#mumol/L was the most effective The senescence of the detatched corn leaves was effectivly retarded by 1#mumol/L Na2SeO3 (30℃, dark), because the balance of the metabolism of actived oxygan was improved, The levels of H2O2 Were lowered and MDA of selenium treatment were decreased gradually and gently. The total activity and specific activities of catalase were low in selenium-treated leaves.

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Claims 6

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Selenium treatments retarded senescence of intact corn leaves.

Treatment
different concentration selenium (from 0.1 to 10mumol/L Na2SeO3)e0
Outcome
senescence of corn intact leavese0
Direction
retardinge0

Not reportedComparator

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

Zea mays subsp. mays
Zea mays subsp. mays · TaxonDominicus Johannes Bergsma · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“All treatments of different concentration selenium (from 0.1 to 10mumol/L Na2SeO3) were effective in retarding the senescence of corn intact leaves”

✓ located verbatim in the source · abstract, characters 0–147 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

The 1#mumol/L treatment was most effective on intact leaves.

Outcome
most effectivee0
Direction
most effectivee0
Value
1#mumol/Le0

Not reportedTaxon

Verbatim

e0

“while 1#mumol/L was the most effective”

✓ located verbatim in the source · abstract, characters 149–187 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Na2SeO3 retarded detached corn leaf senescence at 30℃ in darkness.

Treatment
1#mumol/L Na2SeO3e0
Outcome
senescence of the detatched corn leavese0
Direction
retardede0
Qualifier
30℃, darke0

Not reportedComparator

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

Zea mays subsp. mays
Zea mays subsp. mays · TaxonDominicus Johannes Bergsma · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“The senescence of the detatched corn leaves was effectivly retarded by 1#mumol/L Na2SeO3 (30℃, dark)”

✓ located verbatim in the source · abstract, characters 188–288 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Selenium treatment lowered H2O2 levels.

Outcome
levels of H2O2e0
Direction
lowerede0

Not reportedTaxonTreatmentComparator

Verbatim

e0

“The levels of H2O2 Were lowered”

✓ located verbatim in the source · abstract, characters 360–391 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

MDA decreased gradually and gently under selenium treatment.

Treatment
selenium treatmente0
Outcome
MDAe0
Direction
decreasede0

Not reportedTaxonComparator

Verbatim

e0

“MDA of selenium treatment were decreased gradually and gently”

✓ located verbatim in the source · abstract, characters 396–457 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Total and specific catalase activities were low in selenium-treated leaves.

Gene
catalasee0
Outcome
total activity and specific activities of catalasee0
Direction
lowe0

Not reportedTaxon

Verbatim

e0

“The total activity and specific activities of catalase were low in selenium-treated leaves.”

✓ located verbatim in the source · abstract, characters 459–550 · show in text ↑

selenium atom · physiology: oxidative · Zea mays (maize)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.