Paper · 2012 · Plant Signaling & Behavior

Role of H2O2in pea seed germination

Gregorio Barba-Espín; José Antonio Hernández; Pedro Diaz-Vivancos

4
claims
5
verbatim quotes
106
citations
1
research areas
✓
Open access

Abstract

The imbibition of pea seeds with hydrogen peroxide H₂O₂ increased the germination as well as the seedling growth, producing an invigoration of the seeds. We propose that H₂O₂ could acts as signaling molecule in the beginning of seed germination involving specific changes at proteomic, transcriptomic and hormonal levels. These findings have practical implication in the context of seed priming technologies to invigorate low vigour seeds.

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Claims 4

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Hydrogen peroxide imbibition increased pea seed germination.

Treatment
hydrogen peroxide H₂O₂e0
Outcome
germinatione0
Direction
increasede0

Not reportedComparator

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

Lathyrus oleraceus
Lathyrus oleraceus · TaxonRenee Comet (photographer) AV Number: AV-9400-4164 · Public domain · Wikimedia Commons ↗

Verbatim

e0

“The imbibition of pea seeds with hydrogen peroxide H₂O₂ increased the germination as well as the seedling growth, producing an invigoration of the seeds.”

✓ located verbatim in the source · abstract, characters 0–153 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Hydrogen peroxide imbibition increased pea seedling growth.

Treatment
hydrogen peroxide H₂O₂e0
Outcome
seedling growthe0
Direction
increasede0

Not reportedComparator

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

Lathyrus oleraceus
Lathyrus oleraceus · TaxonRenee Comet (photographer) AV Number: AV-9400-4164 · Public domain · Wikimedia Commons ↗

Verbatim

e0

“The imbibition of pea seeds with hydrogen peroxide H₂O₂ increased the germination as well as the seedling growth, producing an invigoration of the seeds.”

✓ located verbatim in the source · abstract, characters 0–153 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Hydrogen peroxide imbibition invigorated pea seeds.

Treatment
hydrogen peroxide H₂O₂e0
Outcome
invigoration of the seedse0

Not reportedComparatorDirection

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

Lathyrus oleraceus
Lathyrus oleraceus · TaxonRenee Comet (photographer) AV Number: AV-9400-4164 · Public domain · Wikimedia Commons ↗

Verbatim

e0

“The imbibition of pea seeds with hydrogen peroxide H₂O₂ increased the germination as well as the seedling growth, producing an invigoration of the seeds.”

✓ located verbatim in the source · abstract, characters 0–153 · show in text ↑
Mechanismhypothesisoriginal resultbasis n/a

Claim · model-written summary

The authors propose H₂O₂ as a signalling molecule early in pea germination, involving proteomic, transcriptomic and hormonal changes.

Compound
H₂O₂e0
Outcome
seed germinatione0
Qualifier
specific changes at proteomic, transcriptomic and hormonal levelse0

Not reportedDirection

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

Lathyrus oleraceus
Lathyrus oleraceus · TaxonRenee Comet (photographer) AV Number: AV-9400-4164 · Public domain · Wikimedia Commons ↗

Verbatim

e0

“We propose that H₂O₂ could acts as signaling molecule in the beginning of seed germination involving specific changes at proteomic, transcriptomic and hormonal levels.”

✓ located verbatim in the source · abstract, characters 154–321 · show in text ↑
t0

“pea seed germination”

✓ located verbatim in the source · title, characters 15–35 · show in text ↑

hydrogen peroxide · growth · Lathyrus oleraceus (pea)Results differ

5 papers: 4 positive, 1 negative or no effect

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

  1. positive
  2. positive
  3. negative

1 paper more in this group

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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.