Paper · 2014 · Agrotechnology

Effect of modified atmosphere packaging on functional quality and shelf life of minimally processed garlic cloves

Shruti Sethi J Venu Madhav Charanjit Kaur; Krishan Lal

4
claims
9
verbatim quotes
0
citations
2
research areas
—
Not open access

Abstract

G is being widely used as a therapeutic food and a flavouring agent in Indian households. Rapid urbanization and more women joining the workforce, has led to an increase in the demand of shelf stable, ready-to-eat, convenience foods with consistent functional quality. Peeled garlic cloves offer convenience but have short shelf life as they have high tendency towards surface discoloration, moisture loss and microbial spoilage. The nature of the demand for minimally processed products requires that they be fresh-like, visually acceptable and appealing. Reports suggest that commercial ready-to-use garlic products such as paste, powder, flakes etc. do not retain the fresh like characteristics and the required functionality owing to the harsh processing procedures followed for their manufacture. Modified atmosphere packaging is a potent tool to maintain the freshness and functional quality of minimally processed garlic cloves in terms of its total antioxidant capacity, total phenolic content, pungency and nutritional value. In the present investigation, the effect on quality of minimally processed garlic cloves of two varieties, viz., Yamuna Safed (G-1) and Yamuna Safed-4 (G-323) was evaluated during modified atmosphere storage. Freshly peeled garlic cloves were packed in different modified atmosphere conditions of oxygen (1-3%) and carbon dioxide (515%) concentrations and stored for 28 days at 10oC and 75-85% RH. It was observed that there was a non-significant increase in PLW for both the varieties under various modified atmospheric storage conditions in all the samples. Modified atmospheric packaging of samples was found to be most effective for retaining firmness, colour and other quality parameters such as total soluble solids, total antioxidant activity, total phenols and pyruvic acid and minimizing respiration and ethylene evolution rates throughout the storage period irrespective of and variety used.

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Claims 4

Observationobservedoriginal resultnegativenot significant (as stated)measured

Claim · model-written summary

Physiological weight loss increased nonsignificantly in both garlic varieties under modified-atmosphere storage.

Taxon
varietiese0
Outcome
PLWe0
Direction
increasee0
Qualifier
under various modified atmospheric storage conditionse0

Verbatim

e0

“there was a non-significant increase in PLW for both the varieties under various modified atmospheric storage conditions in all the samples”

✓ located verbatim in the source · abstract, characters 1454–1593 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Modified-atmosphere packaging retained firmness, colour and soluble solids during storage.

Taxon
garlicAllium sativumt0
Treatment
Modified atmospheric packaginge0
Outcome
firmness, colour and other quality parameters such as total soluble solidse0
Direction
retaininge0

Not reportedComparator

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

Allium sativum
Allium sativum · TaxonIvar Leidus · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Modified atmospheric packaging of samples was found to be most effective for retaining firmness, colour and other quality parameters such as total soluble solids, total antioxidant activity, total phenols and pyruvic acid and minimizing respiration and ethylene evolution rates throughout the storage period irrespective of and variety used”

✓ located verbatim in the source · abstract, characters 1595–1935 · show in text ↑
t0

“garlic cloves”

✓ located verbatim in the source · title, characters 100–113 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Modified-atmosphere packaging retained antioxidant activity, phenols and pyruvic acid during storage.

Taxon
garlicAllium sativumt0
Treatment
Modified atmospheric packaginge1
Outcome
total antioxidant activity, total phenols and pyruvic acide0
Direction
retaininge1

Not reportedComparator

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

Allium sativum
Allium sativum · TaxonIvar Leidus · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“total antioxidant activity, total phenols and pyruvic acid and minimizing respiration and ethylene evolution rates throughout the storage period”

✓ located verbatim in the source · abstract, characters 1758–1902 · show in text ↑
e1

“Modified atmospheric packaging of samples was found to be most effective for retaining firmness, colour and other quality parameters”

✓ located verbatim in the source · abstract, characters 1595–1727 · show in text ↑
t0

“garlic cloves”

✓ located verbatim in the source · title, characters 100–113 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Modified-atmosphere packaging minimized respiration and ethylene evolution during storage.

Taxon
garlicAllium sativumt0
Treatment
Modified atmospheric packaginge1
Outcome
respiration and ethylene evolution ratese0
Direction
minimizinge0

Not reportedComparator

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

Allium sativum
Allium sativum · TaxonIvar Leidus · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“minimizing respiration and ethylene evolution rates throughout the storage period”

✓ located verbatim in the source · abstract, characters 1821–1902 · show in text ↑
e1

“Modified atmospheric packaging of samples was found to be most effective for retaining firmness”

✓ located verbatim in the source · abstract, characters 1595–1690 · show in text ↑
t0

“garlic cloves”

✓ located verbatim in the source · title, characters 100–113 · show in text ↑

storage · quality: sugar starch · Allium sativum (garlic)Positive and negative results

3 papers: 2 positive, 1 negative or no effect

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

  1. no effect
  2. positive
See all 3 papers →

storage · quality: phytochemicals · Allium sativum (garlic)Results agree

3 papers: 3 positive, 0 negative or no effect

2 papers in the same direction as this paper

  1. positive
  2. positive
See all 3 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.