Paper · 2024 · Bioscience Biotechnology and Biochemistry

Identification of linalool disaccharide glycoside (linalyl β-vicianoside) in soybean leaves and its implication for herbivore resistance

Juliano Mwenda Ntoruru; Tsukiho Osawa; Toshiyuki Ohnishi; et al.

8
claims
12
verbatim quotes
4
citations
2
research areas
✓
Open access

Abstract

Linalool is anticipated to have significant ecological roles. In this study, linalyl 6-O-α-arabinopyranosyl-β-d-glucopyranoside (linalyl β-vicianoside: LinVic) was synthesized, and a linalool diglycoside purified from soybean leaves was identified as LinVic by using liquid chromatography-mass spectrometry. High levels of LinVic were detected in leaves and sepals during soybean plant growth. The LinVic content did not significantly increase following methyl jasmonate treatment of the leaves, indicating that its synthesis is independent of the jasmonic acid signaling pathway. In addition to LinVic, soybean also contains 1-octen-3-yl primeveroside. We treated soybean leaves with vaporized linalool and 1-octen-3-ol to determine whether the glycosylation system discriminates between these 2 volatile alcohols. Linalool treatment resulted in the accumulation of LinVic, while 1-octen-3-ol treatment caused little change in the amount of 1-octen-3-yl primeveroside, suggesting discrimination between these compounds. Linalool-treated soybean leaves exhibited increased resistance against common cutworms, indicating that LinVic may contribute to herbivore resistance.

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Claims 8

Observationobservedoriginal resultmeasured

Claim · model-written summary

A linalool diglycoside from soybean leaves was identified as LinVic.

Taxon
soybeanGlycine maxe0
Organ / stage
leavese0
Outcome
linalool diglycoside purified from soybean leaves was identified as LinVice0

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

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e0

“a linalool diglycoside purified from soybean leaves was identified as LinVic”

✓ located verbatim in the source · abstract, characters 181–257 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

LinVic levels were high in soybean leaves and sepals during growth.

Taxon
soybeanGlycine maxe0
Organ / stage
leaves and sepalse0
Outcome
High levels of LinVice0

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

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e0

“High levels of LinVic were detected in leaves and sepals during soybean plant growth”

✓ located verbatim in the source · abstract, characters 308–392 · show in text ↑
Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Methyl jasmonate did not significantly increase leaf LinVic content.

Taxon
soybeanGlycine maxt0
Organ / stage
leavese0
Treatment
methyl jasmonate treatmente0
Outcome
LinVic contente0
Direction
did not significantly increasee0

Not reportedComparator

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

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e0

“The LinVic content did not significantly increase following methyl jasmonate treatment of the leaves”

✓ located verbatim in the source · abstract, characters 394–494 · show in text ↑
t0

“soybean”

✓ located verbatim in the source · title, characters 77–84 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Soybean also contains 1-octen-3-yl primeveroside.

Taxon
soybeanGlycine maxe0
Outcome
contains 1-octen-3-yl primeverosidee0

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

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e0

“soybean also contains 1-octen-3-yl primeveroside”

✓ located verbatim in the source · abstract, characters 604–652 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Vaporized linalool caused LinVic accumulation in soybean leaves.

Taxon
soybeanGlycine maxt0
Treatment
Linalool treatmente0
Outcome
accumulation of LinVice0
Direction
accumulatione0

Not reportedComparator

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

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e0

“Linalool treatment resulted in the accumulation of LinVic”

✓ located verbatim in the source · abstract, characters 816–873 · show in text ↑
t0

“soybean”

✓ located verbatim in the source · title, characters 77–84 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

1-octen-3-ol treatment caused little change in 1-octen-3-yl primeveroside amount.

Taxon
soybeanGlycine maxt0
Treatment
1-octen-3-ol treatmente0
Outcome
amount of 1-octen-3-yl primeverosidee0
Direction
little changee0

Not reportedComparator

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

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e0

“1-octen-3-ol treatment caused little change in the amount of 1-octen-3-yl primeveroside”

✓ located verbatim in the source · abstract, characters 881–968 · show in text ↑
t0

“soybean”

✓ located verbatim in the source · title, characters 77–84 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Linalool treatment increased soybean leaf resistance to common cutworms.

Taxon
soybeanGlycine maxe0
Treatment
Linalool-treatede0
Interactor
common cutwormse0herbivore
Outcome
resistance against common cutwormse0
Direction
increasede0

Not reportedComparator

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

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e0

“Linalool-treated soybean leaves exhibited increased resistance against common cutworms”

✓ located verbatim in the source · abstract, characters 1021–1107 · show in text ↑
Mechanismauthor interpretationoriginal resultpositivemeasured

Claim · model-written summary

The authors infer that LinVic may contribute to herbivore resistance.

Taxon
soybeanGlycine maxt0
Compound
LinVice0
Outcome
herbivore resistancee0

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

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e0

“LinVic may contribute to herbivore resistance”

✓ located verbatim in the source · abstract, characters 1125–1170 · show in text ↑
t0

“soybean”

✓ located verbatim in the source · title, characters 77–84 · show in text ↑

(-)-methyl jasmonate · molecular: metabolites · Glycine max (soybean)Positive and negative results

8 papers: 6 positive, 2 negative or no effect

1 paper in the same direction as this paper · 6 in the opposite direction

  1. positive
  2. positive
  3. positive

4 papers more in this group

See all 8 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.