Paper · 1974 · New Phytologist

REVERSIBLE EFFECTS OF BORON ON THE ABSORPTION AND INCORPORATION OF PHOSPHATE IN VICIA FABAL.

G. A. ROBERTSON; B. C. LOUGHMAN

6
claims
12
verbatim quotes
48
citations
1
research areas
✓
Open access

Abstract

S ummary Boron deficiency reduced absorption of phosphate in whole plants and root segments of Vicia faba. The overall phosphate metabolism of the whole root was unaffected but both the equilibrium pattern and initial rates of esterification were altered in the root tip region. The equilibrium ratio of inorganic phosphate to organic phosphate was not affected. Addition of boron at 10 μM to the deficient plants for 1‐2 h prior to absorption reversed the effects of boron deficiency in both absorption and metabolism of phosphate although it did not stimulate the initial rates of esterification of the absorbed phosphate.

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Claims 6

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Boron deficiency reduced phosphate absorption in whole plants and root segments.

Taxon
Vicia fabaVicia fabae0
Organ / stage
whole plants and root segmentse0
Treatment
Boron deficiencye0
Outcome
absorption of phosphatee0
Direction
reducede0

Not reportedComparator

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

Vicia faba
Vicia faba · TaxonRahmaziz · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Boron deficiency reduced absorption of phosphate in whole plants and root segments of Vicia faba.”

✓ located verbatim in the source · abstract, characters 9–106 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Overall phosphate metabolism of whole roots was unaffected by boron deficiency.

Taxon
Vicia fabaVicia fabae1
Treatment
Boron deficiencye1
Outcome
overall phosphate metabolism of the whole roote0
Direction
unaffectede0

Not reportedComparator

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

Vicia faba
Vicia faba · TaxonRahmaziz · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“The overall phosphate metabolism of the whole root was unaffected”

✓ located verbatim in the source · abstract, characters 107–172 · show in text ↑
e1

“Boron deficiency reduced absorption of phosphate in whole plants and root segments of Vicia faba.”

✓ located verbatim in the source · abstract, characters 9–106 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Boron deficiency altered equilibrium pattern and initial esterification rates in root tips.

Taxon
Vicia fabaVicia fabae1
Organ / stage
root tip regione0
Treatment
Boron deficiencye1
Outcome
equilibrium pattern and initial rates of esterificatione0
Direction
alterede0

Not reportedComparator

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

Vicia faba
Vicia faba · TaxonRahmaziz · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“both the equilibrium pattern and initial rates of esterification were altered in the root tip region”

✓ located verbatim in the source · abstract, characters 177–277 · show in text ↑
e1

“Boron deficiency reduced absorption of phosphate in whole plants and root segments of Vicia faba.”

✓ located verbatim in the source · abstract, characters 9–106 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

The inorganic to organic phosphate equilibrium ratio was unaffected.

Taxon
Vicia fabaVicia fabae1
Treatment
Boron deficiencye1
Outcome
equilibrium ratio of inorganic phosphate to organic phosphatee0
Direction
not affectede0

Not reportedComparator

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

Vicia faba
Vicia faba · TaxonRahmaziz · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“The equilibrium ratio of inorganic phosphate to organic phosphate was not affected.”

✓ located verbatim in the source · abstract, characters 279–362 · show in text ↑
e1

“Boron deficiency reduced absorption of phosphate in whole plants and root segments of Vicia faba.”

✓ located verbatim in the source · abstract, characters 9–106 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Adding boron to deficient plants reversed deficiency effects on phosphate absorption and metabolism.

Taxon
Vicia fabaVicia fabae1
Treatment
Addition of boron at 10 μMe0
Outcome
absorption and metabolism of phosphatee0
Direction
reversede0
Qualifier
for 1‐2 h prior to absorptione0
Comparator
deficient plantse0

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

Vicia faba
Vicia faba · TaxonRahmaziz · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Addition of boron at 10 μM to the deficient plants for 1‐2 h prior to absorption reversed the effects of boron deficiency in both absorption and metabolism of phosphate”

✓ located verbatim in the source · abstract, characters 363–531 · show in text ↑
e1

“Boron deficiency reduced absorption of phosphate in whole plants and root segments of Vicia faba.”

✓ located verbatim in the source · abstract, characters 9–106 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Adding boron did not stimulate initial esterification rates.

Taxon
Vicia fabaVicia fabae2
Treatment
Addition of boron at 10 μMe1
Outcome
initial rates of esterification of the absorbed phosphatee0
Direction
did not stimulatee0

Not reportedComparator

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

Vicia faba
Vicia faba · TaxonRahmaziz · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“although it did not stimulate the initial rates of esterification of the absorbed phosphate.”

✓ located verbatim in the source · abstract, characters 532–624 · show in text ↑
e1

“Addition of boron at 10 μM to the deficient plants for 1‐2 h prior to absorption”

✓ located verbatim in the source · abstract, characters 363–443 · show in text ↑
e2

“Boron deficiency reduced absorption of phosphate in whole plants and root segments of Vicia faba.”

✓ located verbatim in the source · abstract, characters 9–106 · show in text ↑

boron atom · molecular: metabolites · Vicia faba (faba bean)Positive and negative results

2 papers: 1 positive, 1 negative or no effect

1 in the opposite direction

  1. positive
See all 2 papers →

boron atom · nutrient: content · Vicia faba (faba bean)Positive and negative results

5 papers: 4 positive, 1 negative or no effect

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

  1. no effect
  2. positive
  3. positive

1 paper more in this group

See all 5 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.