Paper · 2021 · High Pressure Research

Vacuum impregnation of apple assisted by high hydrostatic pressure

Ming Gao; Kazuki Nomura; Yasumasa Ando; et al.

6
claims
13
verbatim quotes
5
citations
2
research areas
—
Not open access

Abstract

Apple was impregnated with pigment solution by vacuum heat sealing (VS) and/or high hydrostatic pressure treatment (HHP; 100-600 MPa, 25°C, 5 min). Impregnation efficacy was evaluated as impregnation ratio (%) by image analysis, while damages of cell membrane and texture were quantified by electrical impedance spectroscopy and texture analysis, respectively. Combinations of VS and HHP exclusively achieved 100% impregnation. Meanwhile, the damage was comparable between the samples after VS and VS+100 MPa treatment and aggravated by elevated levels of HHP. As for the texture, breaking stress (hardness) decreased after VS and VS+HHP (100-600 MPa) comparably. Meanwhile, breaking strain (deformability) significantly increased after VS+HHP (200-600 MPa), indicating further damage of strain texture as compared with that after VS and VS+100 MPa treatment. It was indicated that impregnation of apple was fully achieved by a combination of VS and 100 MPa treatment, while minimizing the cell membrane and texture damages.

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Claims 6

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Combinations of vacuum sealing and high hydrostatic pressure achieved 100% impregnation of apple.

Treatment
Combinations of VS and HHPe1
Outcome
impregnatione1
Direction
higherinferrede1
Value
100%e1

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

“Apple was impregnated with pigment solution by vacuum heat sealing (VS) and/or high hydrostatic pressure treatment (HHP; 100-600 MPa, 25°C, 5 min)”

✓ located verbatim in the source · abstract, characters 0–146 · show in text ↑
e1

“Combinations of VS and HHP exclusively achieved 100% impregnation”

✓ located verbatim in the source · abstract, characters 361–426 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Damage was comparable between apple samples after VS and after VS+100 MPa treatment.

Treatment
VS+100 MPa treatmente2
Outcome
damagee2
Direction
no_changeinferrede2
Comparator
VSe2

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

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

Verbatim

e0

“Apple was impregnated with pigment solution by vacuum heat sealing (VS) and/or high hydrostatic pressure treatment (HHP; 100-600 MPa, 25°C, 5 min)”

✓ located verbatim in the source · abstract, characters 0–146 · show in text ↑
e2

“the damage was comparable between the samples after VS and VS+100 MPa treatment”

✓ located verbatim in the source · abstract, characters 439–518 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Damage to apple was aggravated by elevated levels of high hydrostatic pressure.

Treatment
elevated levels of HHPe3
Outcome
damagee2
Direction
aggravatede3

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

“Apple was impregnated with pigment solution by vacuum heat sealing (VS) and/or high hydrostatic pressure treatment (HHP; 100-600 MPa, 25°C, 5 min)”

✓ located verbatim in the source · abstract, characters 0–146 · show in text ↑
e2

“the damage was comparable between the samples after VS and VS+100 MPa treatment”

✓ located verbatim in the source · abstract, characters 439–518 · show in text ↑
e3

“aggravated by elevated levels of HHP”

✓ located verbatim in the source · abstract, characters 523–559 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Breaking stress (hardness) of apple decreased comparably after VS and VS+HHP treatments.

Treatment
VS and VS+HHP (100-600 MPa)e4
Outcome
breaking stress (hardness)e4
Direction
decreasede4

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

“Apple was impregnated with pigment solution by vacuum heat sealing (VS) and/or high hydrostatic pressure treatment (HHP; 100-600 MPa, 25°C, 5 min)”

✓ located verbatim in the source · abstract, characters 0–146 · show in text ↑
e4

“breaking stress (hardness) decreased after VS and VS+HHP (100-600 MPa) comparably”

✓ located verbatim in the source · abstract, characters 581–662 · show in text ↑
Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Breaking strain (deformability) of apple significantly increased after VS+HHP at 200 to 600 MPa compared with VS and VS+100 MPa, indicating further texture damage.

Treatment
VS+HHP (200-600 MPa)e5
Outcome
breaking strain (deformability)e5
Direction
increasede5
Comparator
VS and VS+100 MPa treatmente5

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

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

Verbatim

e0

“Apple was impregnated with pigment solution by vacuum heat sealing (VS) and/or high hydrostatic pressure treatment (HHP; 100-600 MPa, 25°C, 5 min)”

✓ located verbatim in the source · abstract, characters 0–146 · show in text ↑
e5

“breaking strain (deformability) significantly increased after VS+HHP (200-600 MPa), indicating further damage of strain texture as compared with that after VS and VS+100 MPa treatment”

✓ located verbatim in the source · abstract, characters 675–858 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Impregnation of apple was fully achieved by vacuum sealing combined with 100 MPa, minimizing cell membrane and texture damage.

Treatment
a combination of VS and 100 MPa treatmente6
Outcome
impregnatione6
Direction
fully achievede6

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

“Apple was impregnated with pigment solution by vacuum heat sealing (VS) and/or high hydrostatic pressure treatment (HHP; 100-600 MPa, 25°C, 5 min)”

✓ located verbatim in the source · abstract, characters 0–146 · show in text ↑
e6

“impregnation of apple was fully achieved by a combination of VS and 100 MPa treatment”

✓ located verbatim in the source · abstract, characters 882–967 · show in text ↑

heat · pest · Malus domestica (apple)Positive and negative results

4 papers: 1 positive, 3 negative or no effect

2 papers in the same direction as this paper · 1 reporting no difference from an alternative

  1. positive
  2. negative
  3. no effect
See all 4 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.