Paper · 2000 · Luminescence

Chemiluminescence of adzuki bean and soybean seedlings

Tetsuo Iida; Masaaki Kawane; Kazuhide Ashikaga; et al.

11
claims
21
verbatim quotes
5
citations
1
research areas
—
Not open access

Abstract

The chemiluminescence of extracts from leguminous seedlings (adzuki bean and soybean) was investigated. In an H(2)O(2)/gallic acid/water extract system, the photon intensities of adzuki bean seedlings were increased after germination and in the hypocotyls it reached a maximum level during the first 4 days of germination. On day 4 after germination, chemiluminescence in the primary leaf part exhibited the strongest intensity. Emission spectra showed a main peak at 510 nm, with shoulders at 660 nm. Mechanical injuries to the stems and cotyledons resulted in about a 1.5- and 6.8-fold increase of chemiluminescence, respectively. In an H(2)O(2)/70% EtOH extract/HRP system, photon intensities increased after germination and reached a maximum level during the first 2 days of germination. On day 4 after germination, chemiluminescence in the root and leaf area was stronger than in any other area. Emission spectra showed a main peak at around 570 nm, with shoulders at around 660 nm. The photon intensities of stems and cotyledons after mechanical injuries resulted in about an 0.72-fold decrease and an 8.8-fold increase in the presence of H(2)O(2) and acetaldehyde (MeCHO), respectively.

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Claims 11

Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Adzuki bean seedling photon intensity increased after germination in the water extract system.

Taxon
adzuki beanVigna angularise0
Organ / stage
seedlingse0
Outcome
photon intensitiese0
Direction
increasede0

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

Vigna angularis
Vigna angularis · TaxonSanjay Acharya · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“the photon intensities of adzuki bean seedlings were increased after germination”

✓ located verbatim in the source · abstract, characters 153–233 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Adzuki bean hypocotyl photon intensity peaked during the first four days of germination.

Taxon
adzuki beanVigna angularist0
Organ / stage
hypocotylse0
Outcome
maximum levele0
Direction
maximume0
Qualifier
during the first 4 days of germinatione0

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

Vigna angularis
Vigna angularis · TaxonSanjay Acharya · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“in the hypocotyls it reached a maximum level during the first 4 days of germination.”

✓ located verbatim in the source · abstract, characters 238–322 · show in text ↑
t0

“adzuki bean”

✓ located verbatim in the source · title, characters 21–32 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Primary leaves had the strongest chemiluminescence on day four after germination.

Taxon
adzuki beanVigna angularist0
Organ / stage
primary leaf parte0
Outcome
chemiluminescencee0
Direction
strongeste0
Qualifier
day 4 after germinatione0

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

Vigna angularis
Vigna angularis · TaxonSanjay Acharya · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“On day 4 after germination, chemiluminescence in the primary leaf part exhibited the strongest intensity.”

✓ located verbatim in the source · abstract, characters 323–428 · show in text ↑
t0

“adzuki bean”

✓ located verbatim in the source · title, characters 21–32 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

The water extract system had an emission peak at 510 nm and shoulders at 660 nm.

Taxon
adzuki beanVigna angularist0
Outcome
main peake0
Value
510 nme0
Qualifier
shoulders at 660 nme0

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

Vigna angularis
Vigna angularis · TaxonSanjay Acharya · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Emission spectra showed a main peak at 510 nm, with shoulders at 660 nm.”

✓ located verbatim in the source · abstract, characters 429–501 · show in text ↑
t0

“adzuki bean”

✓ located verbatim in the source · title, characters 21–32 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Mechanical stem injury increased chemiluminescence about 1.5-fold.

Taxon
adzuki beanVigna angularist0
Organ / stage
stemse0
Treatment
Mechanical injuriese0
Outcome
chemiluminescencee0
Direction
increasee0
Value
1.5-e0

Not reportedComparator

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

Vigna angularis
Vigna angularis · TaxonSanjay Acharya · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Mechanical injuries to the stems and cotyledons resulted in about a 1.5- and 6.8-fold increase of chemiluminescence, respectively.”

✓ located verbatim in the source · abstract, characters 502–632 · show in text ↑
t0

“adzuki bean”

✓ located verbatim in the source · title, characters 21–32 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Mechanical cotyledon injury increased chemiluminescence about 6.8-fold.

Taxon
adzuki beanVigna angularist0
Organ / stage
cotyledonse0
Treatment
Mechanical injuriese0
Outcome
chemiluminescencee0
Direction
increasee0
Value
6.8-folde0

Not reportedComparator

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

Vigna angularis
Vigna angularis · TaxonSanjay Acharya · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Mechanical injuries to the stems and cotyledons resulted in about a 1.5- and 6.8-fold increase of chemiluminescence, respectively.”

✓ located verbatim in the source · abstract, characters 502–632 · show in text ↑
t0

“adzuki bean”

✓ located verbatim in the source · title, characters 21–32 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Photon intensity in the ethanol extract system rose after germination and peaked in the first two days.

Taxon
adzuki beanVigna angularist0
Outcome
photon intensitiese0
Direction
increasede0
Qualifier
during the first 2 days of germinatione0

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

Vigna angularis
Vigna angularis · TaxonSanjay Acharya · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“photon intensities increased after germination and reached a maximum level during the first 2 days of germination.”

✓ located verbatim in the source · abstract, characters 677–791 · show in text ↑
t0

“adzuki bean”

✓ located verbatim in the source · title, characters 21–32 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Root and leaf chemiluminescence on day four was stronger than in other seedling areas.

Taxon
adzuki beanVigna angularist0
Organ / stage
root and leaf areae0
Outcome
chemiluminescencee0
Direction
strongere0
Comparator
any other areae0

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

Vigna angularis
Vigna angularis · TaxonSanjay Acharya · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“On day 4 after germination, chemiluminescence in the root and leaf area was stronger than in any other area.”

✓ located verbatim in the source · abstract, characters 792–900 · show in text ↑
t0

“adzuki bean”

✓ located verbatim in the source · title, characters 21–32 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

The ethanol extract system had an emission peak around 570 nm and shoulders around 660 nm.

Taxon
adzuki beanVigna angularist0
Outcome
main peake0
Value
around 570 nme0
Qualifier
shoulders at around 660 nme0

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

Vigna angularis
Vigna angularis · TaxonSanjay Acharya · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Emission spectra showed a main peak at around 570 nm, with shoulders at around 660 nm.”

✓ located verbatim in the source · abstract, characters 901–987 · show in text ↑
t0

“adzuki bean”

✓ located verbatim in the source · title, characters 21–32 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Under H(2)O(2) and acetaldehyde, mechanical injury decreased stem photon intensity by about 0.72-fold.

Taxon
adzuki beanVigna angularist0
Organ / stage
stemse0
Treatment
mechanical injuriese0
Outcome
photon intensitiese0
Direction
decreasee0
Value
0.72-folde0
Qualifier
H(2)O(2) and acetaldehyde (MeCHO)e0

Not reportedComparator

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

Vigna angularis
Vigna angularis · TaxonSanjay Acharya · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“The photon intensities of stems and cotyledons after mechanical injuries resulted in about an 0.72-fold decrease and an 8.8-fold increase in the presence of H(2)O(2) and acetaldehyde (MeCHO), respectively.”

✓ located verbatim in the source · abstract, characters 988–1193 · show in text ↑
t0

“adzuki bean”

✓ located verbatim in the source · title, characters 21–32 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Under H(2)O(2) and acetaldehyde, mechanical injury increased cotyledon photon intensity by about 8.8-fold.

Taxon
adzuki beanVigna angularist0
Organ / stage
cotyledonse0
Treatment
mechanical injuriese0
Outcome
photon intensitiese0
Direction
increasee0
Value
8.8-folde0
Qualifier
H(2)O(2) and acetaldehyde (MeCHO)e0

Not reportedComparator

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

Vigna angularis
Vigna angularis · TaxonSanjay Acharya · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“The photon intensities of stems and cotyledons after mechanical injuries resulted in about an 0.72-fold decrease and an 8.8-fold increase in the presence of H(2)O(2) and acetaldehyde (MeCHO), respectively.”

✓ located verbatim in the source · abstract, characters 988–1193 · show in text ↑
t0

“adzuki bean”

✓ located verbatim in the source · title, characters 21–32 · show in text ↑