Paper · 2007 · Korean Journal of Food Preservation

Changes of Functional Compounds in, and Texture Characteristics of, Apples, during Post-Irradiation Storage at Different Temperatures

Hye-Jeong Yun; Sangyong Lim; Jung‐Mu Hur; et al.

8
claims
10
verbatim quotes
20
citations
2
research areas
—
Not open access

Abstract

The effects of gamma irradiation on the physiochemical and physical characteristics of apples were investigated during post-irradiation storage at . The contents of total and reducing sugars were analyzed and the results indicated that apples receiving 1 kGy of gamma irradiation did not show significant differences in sugar contents compared to non-irradiated controls. Important physiological characteristics were evaluated by measurement of total phenolic content and total flavonoid content, reducing power, and radical scavenging ability, and the results indicated that gamma irradiation at a dose of 1 kGy did not affect physiological activities. Changes in physical parameters such as weight loss, strength, cohesiveness and hardness, during post-irradiation storage, were temperature-dependent, whether the apples were irradiated or not The color and sensory acceptance of the apples were not affected by irradiation during cold storage. However, minor deterioration in color quality and sensory acceptance of irradiated apples was noted under ambient temperature storage. We conclude that gamma irradiation(1 kGy) does not affect apple nutritional content stability, functional properties, or physical characteristics, especially upon cold storage after radiation treatment.

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Claims 8

Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Irradiation at 1 kGy did not significantly change total and reducing sugar contents relative to controls.

Treatment
1 kGy of gamma irradiatione0
Outcome
sugar contentse0
Direction
did not show significant differencese0
Comparator
non-irradiated controlse0

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

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗

Verbatim

e0

“The contents of total and reducing sugars were analyzed and the results indicated that apples receiving 1 kGy of gamma irradiation did not show significant differences in sugar contents compared to non-irradiated controls.”

✓ located verbatim in the source · abstract, characters 149–371 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Gamma irradiation at 1 kGy did not affect total phenolic content, total flavonoid content or reducing power.

Treatment
gamma irradiation at a dose of 1 kGye0
Outcome
total phenolic content and total flavonoid content, reducing powere0
Direction
did not affecte0

Not reportedComparator

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

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗

Verbatim

e0

“Important physiological characteristics were evaluated by measurement of total phenolic content and total flavonoid content, reducing power, and radical scavenging ability, and the results indicated that gamma irradiation at a dose of 1 kGy did not affect physiological activities.”

✓ located verbatim in the source · abstract, characters 372–653 · show in text ↑
t0

“Apples”

✓ located verbatim in the source · title, characters 68–74 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Gamma irradiation at 1 kGy did not affect radical scavenging ability.

Treatment
gamma irradiation at a dose of 1 kGye0
Outcome
radical scavenging abilitye0
Direction
did not affecte0

Not reportedComparator

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

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗

Verbatim

e0

“Important physiological characteristics were evaluated by measurement of total phenolic content and total flavonoid content, reducing power, and radical scavenging ability, and the results indicated that gamma irradiation at a dose of 1 kGy did not affect physiological activities.”

✓ located verbatim in the source · abstract, characters 372–653 · show in text ↑
t0

“Apples”

✓ located verbatim in the source · title, characters 68–74 · show in text ↑
Associationobservedoriginal resultmeasured

Claim · model-written summary

Storage changes in weight loss, strength and cohesiveness depended on temperature irrespective of irradiation.

Treatment
post-irradiation storagee0
Outcome
weight loss, strength, cohesivenesse0
Qualifier
temperature-dependente0

Not reportedDirection

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

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗

Verbatim

e0

“Changes in physical parameters such as weight loss, strength, cohesiveness and hardness, during post-irradiation storage, were temperature-dependent, whether the apples were irradiated or not”

✓ located verbatim in the source · abstract, characters 654–845 · show in text ↑
Associationobservedoriginal resultmeasured

Claim · model-written summary

Changes in apple hardness during storage depended on temperature irrespective of irradiation.

Treatment
post-irradiation storagee0
Outcome
hardnesse0
Qualifier
temperature-dependente0

Not reportedDirection

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

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗

Verbatim

e0

“Changes in physical parameters such as weight loss, strength, cohesiveness and hardness, during post-irradiation storage, were temperature-dependent, whether the apples were irradiated or not”

✓ located verbatim in the source · abstract, characters 654–845 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Irradiation did not affect apple color or sensory acceptance during cold storage.

Treatment
irradiatione0
Outcome
color and sensory acceptancee0
Direction
not affectede0
Qualifier
cold storagee0

Not reportedComparator

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

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗

Verbatim

e0

“The color and sensory acceptance of the apples were not affected by irradiation during cold storage.”

✓ located verbatim in the source · abstract, characters 846–946 · show in text ↑
Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Irradiated apples showed minor deterioration in color quality and sensory acceptance during ambient storage.

Treatment
ambient temperature storagee0
Outcome
color quality and sensory acceptancee0
Direction
deterioratione0
Qualifier
minore0

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

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗

Verbatim

e0

“minor deterioration in color quality and sensory acceptance of irradiated apples was noted under ambient temperature storage.”

✓ located verbatim in the source · abstract, characters 956–1081 · show in text ↑
Intervention effectauthor interpretationoriginal resultno effectmeasured

Claim · model-written summary

The authors conclude that 1 kGy irradiation preserves apple nutritional stability, functional properties and physical characteristics especially in cold storage.

Treatment
gamma irradiation(1 kGy)e0
Outcome
nutritional content stability, functional properties, or physical characteristicse0
Direction
does not affecte0
Qualifier
especially upon cold storage after radiation treatmente0

Not reportedComparator

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

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗

Verbatim

e0

“gamma irradiation(1 kGy) does not affect apple nutritional content stability, functional properties, or physical characteristics, especially upon cold storage after radiation treatment.”

✓ located verbatim in the source · abstract, characters 1099–1284 · show in text ↑

radiation · molecular: metabolites · Malus domestica (apple)Positive and negative results

5 papers: 2 positive, 3 negative or no effect

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

  1. positive
  2. positive
  3. no effect

1 paper more in this group

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radiation · quality: phytochemicals · Malus domestica (apple)Positive and negative results

10 papers: 9 positive, 1 negative or no effect

9 in the opposite direction

  1. positive
  2. positive
  3. positive

6 papers more in this group

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radiation · quality: postharvest · Malus domestica (apple)Positive and negative results

11 papers: 5 positive, 6 negative or no effect

5 papers in the same direction as this paper · 5 in the opposite direction

  1. positive
  2. positive
  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.