Paper · 2014 · Journal of Food Processing and Preservation

Effect of Methylcellulose-Based Edible Coating on Strawberry Fruit's Quality Maintenance During Storage

Zahra Nadim; Ebrahim Ahmadi; Hassan Sarikhani; et al.

7
claims
21
verbatim quotes
68
citations
1
research areas
—
Not open access

Abstract

Edible coatings can provide an alternative to enlarge fresh fruits' postharvest life. The effect of methylcellulose edible coating on some qualitative, chemical, physical and mechanical properties of strawberries was investigated. Coatings were used directly on the fruit surface then stored at 4C for 11 days. The results showed that no significant differences were statistically observed in total acidity, anthocyanin and antioxidant activity compared with the control ones. In contrast, the edible coating significantly prevents weight loss and decay and also, keep a small amount of fruit sugar, maintained the firmness of the strawberries, improved its quality and storage features. The cellulose coating had significant effects on surface color parameters. The color of the coated fruits was darker and clearly had less redness (lower L*, C* and H values). Practical Applications The maintenance of the quality of fresh produce is still a major challenge for the consumers. The most important quality attributes contributing to the marketability of fresh fruit include appearance, color, texture, flavor, nutritional value and microbial safety. Strawberry fruits should be firm but not crunchy. Decreased quality during postharvest handling is most often associated with water loss and decay. The postharvest life of strawberries can be extended by coating technique combined with refrigeration. Protective edible coatings are applied to fruits and vegetables as part of the postharvest treatment of fresh fruits and vegetables as a method of preservation. The purpose is to extend the shelf life of strawberries and to provide a barrier against hazards.

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The text the model read, with the source record’s inline markup (italics, sub- and superscripts) rendered and its character entities decoded; quote offsets refer to the raw text.

Claims 7

Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Methylcellulose coating caused no significant differences in total acidity, anthocyanin and antioxidant activity compared with control fruit.

Taxon
StrawberryFragaria ×ananassat0
Treatment
methylcellulose edible coatinge0
Outcome
total acidity, anthocyanin and antioxidant activitye1
Direction
no significant differencese1
Comparator
the controle1

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

Fragaria x ananassa
Fragaria ×ananassa · TaxonIvar Leidus · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“methylcellulose edible coating”

✓ located verbatim in the source · abstract, characters 100–130 · show in text ↑
e1

“no significant differences were statistically observed in total acidity, anthocyanin and antioxidant activity compared with the control ones”

✓ located verbatim in the source · abstract, characters 335–475 · show in text ↑
t0

“Strawberry”

✓ located verbatim in the source · title, characters 50–60 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

The edible coating significantly prevented weight loss and decay.

Taxon
StrawberryFragaria ×ananassat0
Treatment
methylcellulose edible coatinge0
Outcome
weight loss and decaye1
Direction
preventse1

Not reportedComparator

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

Fragaria x ananassa
Fragaria ×ananassa · TaxonIvar Leidus · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“methylcellulose edible coating”

✓ located verbatim in the source · abstract, characters 100–130 · show in text ↑
e1

“significantly prevents weight loss and decay”

✓ located verbatim in the source · abstract, characters 509–553 · show in text ↑
t0

“Strawberry”

✓ located verbatim in the source · title, characters 50–60 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

The coating kept a small amount of fruit sugar.

Taxon
StrawberryFragaria ×ananassat0
Treatment
methylcellulose edible coatinge0
Outcome
fruit sugare1

Not reportedComparatorDirection

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

Fragaria x ananassa
Fragaria ×ananassa · TaxonIvar Leidus · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“methylcellulose edible coating”

✓ located verbatim in the source · abstract, characters 100–130 · show in text ↑
e1

“keep a small amount of fruit sugar”

✓ located verbatim in the source · abstract, characters 564–598 · show in text ↑
t0

“Strawberry”

✓ located verbatim in the source · title, characters 50–60 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The coating maintained the firmness of the strawberries.

Taxon
StrawberryFragaria ×ananassat0
Treatment
methylcellulose edible coatinge0
Outcome
firmnesse1
Direction
maintainede1

Not reportedComparator

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

Fragaria x ananassa
Fragaria ×ananassa · TaxonIvar Leidus · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“methylcellulose edible coating”

✓ located verbatim in the source · abstract, characters 100–130 · show in text ↑
e1

“maintained the firmness of the strawberries”

✓ located verbatim in the source · abstract, characters 600–643 · show in text ↑
t0

“Strawberry”

✓ located verbatim in the source · title, characters 50–60 · show in text ↑
Intervention effectobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

The cellulose coating had significant effects on surface color parameters.

Taxon
StrawberryFragaria ×ananassat0
Treatment
cellulose coatinge1
Outcome
surface color parameterse1

Not reportedComparatorDirection

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

Fragaria x ananassa
Fragaria ×ananassa · TaxonIvar Leidus · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“methylcellulose edible coating”

✓ located verbatim in the source · abstract, characters 100–130 · show in text ↑
e1

“The cellulose coating had significant effects on surface color parameters”

✓ located verbatim in the source · abstract, characters 688–761 · show in text ↑
t0

“Strawberry”

✓ located verbatim in the source · title, characters 50–60 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Coated fruits were darker in color.

Taxon
StrawberryFragaria ×ananassat0
Treatment
coatede1
Outcome
colore1
Direction
darkere1

Not reportedComparator

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

Fragaria x ananassa
Fragaria ×ananassa · TaxonIvar Leidus · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“methylcellulose edible coating”

✓ located verbatim in the source · abstract, characters 100–130 · show in text ↑
e1

“The color of the coated fruits was darker”

✓ located verbatim in the source · abstract, characters 763–804 · show in text ↑
t0

“Strawberry”

✓ located verbatim in the source · title, characters 50–60 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Coated fruits had lower L*, C* and H values, i.e. less redness.

Taxon
StrawberryFragaria ×ananassat0
Treatment
methylcellulose edible coatinge0
Outcome
L*, C* and H valuese1
Direction
lowere1

Not reportedComparator

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

Fragaria x ananassa
Fragaria ×ananassa · TaxonIvar Leidus · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“methylcellulose edible coating”

✓ located verbatim in the source · abstract, characters 100–130 · show in text ↑
e1

“clearly had less redness (lower L*, C* and H values)”

✓ located verbatim in the source · abstract, characters 809–861 · show in text ↑
t0

“Strawberry”

✓ located verbatim in the source · title, characters 50–60 · show in text ↑

storage · quality: sugar starch · Fragaria x ananassa (strawberry)Positive and negative results

36 papers: 29 positive, 7 negative or no effect

6 papers in the same direction as this paper · 29 in the opposite direction

  1. positive
  2. positive
  3. positive

32 papers more in this group

See all 36 papers →

storage · disease · Fragaria x ananassa (strawberry)Positive and negative results

48 papers: 42 positive, 6 negative or no effect

41 papers in the same direction as this paper · 6 in the opposite direction

  1. positive
  2. negative
  3. no effect

44 papers more in this group

See all 48 papers →

storage · quality: postharvest · Fragaria x ananassa (strawberry)Positive and negative results

121 papers: 117 positive, 4 negative or no effect

116 papers in the same direction as this paper · 4 in the opposite direction

  1. positive
  2. positive
  3. positive

117 papers more in this group

See all 121 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.