Paper · 2000 · Journal of Plant Nutrition

Effect of cadmium on autoxidation rate of tissue and inducing accumulation of free proline in seedlings of mung bean

Fenqin Zhang; Xiangdong Li; Chunchun Wang; et al.

6
claims
10
verbatim quotes
27
citations
1
research areas
—
Not open access

Abstract

Abstract Solution cultures were conducted to investigate the effects of cadmium (Cd) toxicity on the growth of mung bean (Phaseolus aures Roxb. cv VC‐3762), autoxidation rate of tissue and accumulation of proline. Results showed that leaf proline concentrations increased significantly in response to increasing Cd concentrations from 0 to 20 umol L‐1 Cd in the solution. Compared to the control, Cd treatments increased lipid peroxidation (malondialdehyde concentration) and autoxidation rate of leaves and roots. In all treatments, leaves of mung bean had greater proline concentration and had lower the autoxidation rate of tissue than the roots. There was a close positive relationship between accumulation of free proline and the rate of tissue autoxidation.

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Claims 6

Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Leaf proline concentration increased significantly as solution cadmium increased from 0 to 20 umol L‐1.

Taxon
mung beanVigna radiatat0
Treatment
increasing Cd concentrations from 0 to 20 umol L‐1 Cde0
Outcome
leaf proline concentrationse0
Direction
increasede0
Value
0 to 20 umol L‐1 Cde0

Not reportedComparator

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

Vigna radiata
Vigna radiata · TaxonIvar Leidus · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“leaf proline concentrations increased significantly in response to increasing Cd concentrations from 0 to 20 umol L‐1 Cd in the solution”

✓ located verbatim in the source · abstract, characters 234–370 · show in text ↑
t0

“mung bean”

✓ located verbatim in the source · title, characters 107–116 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Cadmium treatments increased leaf and root lipid peroxidation compared with control.

Taxon
mung beanVigna radiatat0
Organ / stage
leaves and rootse0
Treatment
Cd treatmentse0
Outcome
lipid peroxidation (malondialdehyde concentration)e0
Direction
increasede0
Comparator
controle0

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

Vigna radiata
Vigna radiata · TaxonIvar Leidus · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Compared to the control, Cd treatments increased lipid peroxidation (malondialdehyde concentration) and autoxidation rate of leaves and roots.”

✓ located verbatim in the source · abstract, characters 372–514 · show in text ↑
t0

“mung bean”

✓ located verbatim in the source · title, characters 107–116 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Cadmium treatments increased leaf and root autoxidation rate compared with control.

Taxon
mung beanVigna radiatat0
Treatment
Cd treatmentse0
Outcome
autoxidation rate of leaves and rootse0
Direction
increasede0
Comparator
controle0

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

Vigna radiata
Vigna radiata · TaxonIvar Leidus · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Compared to the control, Cd treatments increased lipid peroxidation (malondialdehyde concentration) and autoxidation rate of leaves and roots.”

✓ located verbatim in the source · abstract, characters 372–514 · show in text ↑
t0

“mung bean”

✓ located verbatim in the source · title, characters 107–116 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Mung bean leaves had greater proline concentration than roots under all treatments.

Taxon
mung beanVigna radiatae0
Organ / stage
leavese0
Outcome
proline concentratione0
Direction
greatere0
Comparator
rootse0

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

Vigna radiata
Vigna radiata · TaxonIvar Leidus · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“In all treatments, leaves of mung bean had greater proline concentration and had lower the autoxidation rate of tissue than the roots.”

✓ located verbatim in the source · abstract, characters 515–649 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Mung bean leaves had a lower autoxidation rate than roots under all treatments.

Taxon
mung beanVigna radiatae0
Organ / stage
leavese0
Outcome
autoxidation rate of tissuee0
Direction
lowere0
Comparator
rootse0

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

Vigna radiata
Vigna radiata · TaxonIvar Leidus · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“In all treatments, leaves of mung bean had greater proline concentration and had lower the autoxidation rate of tissue than the roots.”

✓ located verbatim in the source · abstract, characters 515–649 · show in text ↑
Associationobservedoriginal resultmeasured

Claim · model-written summary

Free proline accumulation was closely positively related to tissue autoxidation rate.

Taxon
mung beanVigna radiatat0
Compound
free prolinee0
Outcome
rate of tissue autoxidatione0
Direction
positivee0

Not reportedOrgan / stage

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

Vigna radiata
Vigna radiata · TaxonIvar Leidus · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“There was a close positive relationship between accumulation of free proline and the rate of tissue autoxidation.”

✓ located verbatim in the source · abstract, characters 650–763 · show in text ↑
t0

“seedlings of mung bean”

✓ located verbatim in the source · title, characters 94–116 · show in text ↑

cadmium atom · physiology: osmolytes · Vigna radiata (mung bean)Results differ

5 papers: 0 positive, 5 negative or no effect

4 papers in the same direction as this paper

  1. negative
  2. negative
  3. negative

1 paper more in this group

See all 5 papers →

cadmium atom · physiology: oxidative · Vigna radiata (mung bean)Positive and negative results

9 papers: 2 positive, 7 negative or no effect

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

  1. positive
  2. positive
  3. negative

5 papers more in this group

See all 9 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.