Paper · 2008 · Bulletin of Science and Technology

The Iron Contents of the Transgenic Rice Expressing a Pea Ferritin Gene as Affected by the Foliar Application of Ferrous Sulphate

Jinsong Bao

5
claims
9
verbatim quotes
0
citations
2
research areas
—
Not open access

Abstract

Using homozygous transgenic rice line (Fer34)transformed with a pea ferritin gene and its control rice Xiushui 11 as materials, variations in the accumulation of the iron content in the iron-rich transgenic lines (Fer34)and Xiushui 11 were compared. The results showed that the Fer34 line had a stronger capacity to accumulate the iron contents than the control, but the high iron contents were dramatically affected by the growing environment such as soil and climate. Foliar application of ferrous sulphate at filling stage increased the iron contents significantly, but had no negative effect on the grain appearance, eating quality and starch rapid visco analyzer (RVA)parameters. Therefore, the technical practice of using transgenic iron-rich transgenic rice in combination with foliar application of ferrous sulphate at filling stage facilitated the production of the iron- rich rice, which helped to solve the problem of iron nutrition deficiency in human.

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Claims 5

Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Fer34 accumulated more iron than the control line.

Material
Fer34e0
Outcome
iron contentse0
Direction
strongere0
Comparator
the controle0

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“the Fer34 line had a stronger capacity to accumulate the iron contents than the control”

✓ located verbatim in the source · abstract, characters 274–361 · show in text ↑
t0

“Rice”

✓ located verbatim in the source · title, characters 36–40 · show in text ↑
Associationobservedoriginal resultmeasured

Claim · model-written summary

Growing environment strongly affected iron content.

Outcome
high iron contentse0
Setting
growing environment such as soil and climatee0

Not reportedDirection

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“the high iron contents were dramatically affected by the growing environment such as soil and climate”

✓ located verbatim in the source · abstract, characters 367–468 · show in text ↑
t0

“Rice”

✓ located verbatim in the source · title, characters 36–40 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Foliar ferrous sulphate at filling significantly increased iron content.

Organ / stage
filling stagee0
Treatment
Foliar application of ferrous sulphatee0
Outcome
iron contentse0
Direction
increasede0

Not reportedComparator

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“Foliar application of ferrous sulphate at filling stage increased the iron contents significantly”

✓ located verbatim in the source · abstract, characters 470–567 · show in text ↑
t0

“Rice”

✓ located verbatim in the source · title, characters 36–40 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Foliar ferrous sulphate had no negative effect on grain appearance, eating quality or RVA parameters.

Treatment
Foliar application of ferrous sulphatee0
Outcome
grain appearance, eating quality and starch rapid visco analyzer (RVA)parameterse0
Direction
no negative effecte0

Not reportedComparator

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“Foliar application of ferrous sulphate at filling stage increased the iron contents significantly, but had no negative effect on the grain appearance, eating quality and starch rapid visco analyzer (RVA)parameters”

✓ located verbatim in the source · abstract, characters 470–683 · show in text ↑
t0

“Rice”

✓ located verbatim in the source · title, characters 36–40 · show in text ↑
Recommendationauthor interpretationoriginal resultbasis n/a

Claim · model-written summary

Combining iron-rich transgenic rice with foliar ferrous sulphate was recommended for iron-rich rice production.

Treatment
foliar application of ferrous sulphate at filling stagee0
Outcome
production of the iron- rich ricee0

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“using transgenic iron-rich transgenic rice in combination with foliar application of ferrous sulphate at filling stage facilitated the production of the iron- rich rice”

✓ located verbatim in the source · abstract, characters 722–890 · show in text ↑

sulfate · nutrient: content · Oryza sativa (rice)Results agree

6 papers: 6 positive, 0 negative or no effect

5 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

2 papers more in this group

See all 6 papers →

application · quality: sugar starch · Oryza sativa (rice)Positive and negative results

24 papers: 21 positive, 3 negative or no effect

2 papers in the same direction as this paper · 21 in the opposite direction

  1. positive
  2. positive
  3. positive

20 papers more in this group

See all 24 papers →

application · nutrient: content · Oryza sativa (rice)Positive and negative results

222 papers: 212 positive, 10 negative or no effect

211 papers in the same direction as this paper · 10 in the opposite direction

  1. no effect
  2. no effect
  3. negative

218 papers more in this group

See all 222 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.