Paper · 2024 · Bioscience Biotechnology and Biochemistry

Effects of acetic acid fermentation product and its components on defense signaling in rice

Koharu Abe; Manae Mori; Akira Nakayama

6
claims
12
verbatim quotes
0
citations
2
research areas
✓
Open access

Abstract

Acetic acid fermentation product made from isomalto-oligosaccharide as the main raw material is composed of isomalto-oligosaccharide and acetic acid. In this paper, we have shown that the fermentation product enhanced the expression of disease resistance genes in rice, and that its main functional component was acetic acid. It has been reported so far that acetic acid enhances the jasmonic acid signaling pathway, while the role of isomalto-oligosaccharide in plant defense signaling remains unclear. In this study, we demonstrated the possibility that isomalto-oligosaccharide shifted part of the jasmonic acid signaling pathway, which is enhanced by acetic acid, to the salicylic acid signaling pathway, which is the other major defense pathway. Furthermore, glucose, a constituent monosaccharide of isomalto-oligosaccharide, and a disaccharide maltose had little effect on the signaling pathway, but a trisaccharide maltotriose tended to have a similar effect to isomalto-oligosaccharide on the defense signaling pathway.

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Claims 6

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The fermentation product enhanced rice disease resistance gene expression.

Treatment
the fermentation producte0
Outcome
expression of disease resistance genese0
Direction
enhancede0

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

“the fermentation product enhanced the expression of disease resistance genes in rice”

✓ located verbatim in the source · abstract, characters 184–268 · show in text ↑
t0

“in rice”

✓ located verbatim in the source · title, characters 84–91 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Acetic acid was identified as the main functional component of the rice fermentation product.

Compound
acetic acide0
Outcome
main functional componente0

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

“its main functional component was acetic acid”

✓ located verbatim in the source · abstract, characters 279–324 · show in text ↑
t0

“in rice”

✓ located verbatim in the source · title, characters 84–91 · show in text ↑
Intervention effectauthor interpretationoriginal resultpositivemeasured

Claim · model-written summary

Isomalto-oligosaccharide may shift part of the acetic-acid-enhanced jasmonic acid pathway to salicylic acid signaling.

Treatment
isomalto-oligosaccharidee0
Compound
acetic acide0
Outcome
salicylic acid signaling pathwaye0

Not reportedComparatorDirection

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

“isomalto-oligosaccharide shifted part of the jasmonic acid signaling pathway, which is enhanced by acetic acid, to the salicylic acid signaling pathway”

✓ located verbatim in the source · abstract, characters 556–707 · show in text ↑
t0

“in rice”

✓ located verbatim in the source · title, characters 84–91 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Glucose had little effect on rice defense signaling.

Treatment
glucosee0
Outcome
signaling pathwaye0
Direction
little 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

“glucose, a constituent monosaccharide of isomalto-oligosaccharide, and a disaccharide maltose had little effect on the signaling pathway”

✓ located verbatim in the source · abstract, characters 764–900 · show in text ↑
t0

“in rice”

✓ located verbatim in the source · title, characters 84–91 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Maltose had little effect on rice defense signaling.

Treatment
maltosee0
Outcome
signaling pathwaye0
Direction
little 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

“a disaccharide maltose had little effect on the signaling pathway”

✓ located verbatim in the source · abstract, characters 835–900 · show in text ↑
t0

“in rice”

✓ located verbatim in the source · title, characters 84–91 · show in text ↑
Intervention effectauthor interpretationoriginal resultpositivemeasured

Claim · model-written summary

Maltotriose tended to affect rice defense signaling similarly to isomalto-oligosaccharide.

Treatment
maltotriosee0
Outcome
defense signaling pathwaye0
Qualifier
tended toe0
Comparator
isomalto-oligosaccharidee0

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

“a trisaccharide maltotriose tended to have a similar effect to isomalto-oligosaccharide on the defense signaling pathway”

✓ located verbatim in the source · abstract, characters 906–1026 · show in text ↑
t0

“in rice”

✓ located verbatim in the source · title, characters 84–91 · show in text ↑

processing · molecular: expression · Oryza sativa (rice)Positive and negative results

11 papers: 9 positive, 2 negative or no effect

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

  1. negative
  2. negative
  3. positive

7 papers more in this group

See all 11 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.