Paper · 2009 · Journal of Food Science

Seed Viability and Functional Properties of Broccoli Sprouts during Germination and Postharvest Storage as Affected by Irradiation of Seeds

Catherine K. Waje; So‐Yun Jun; Yeon‐Kyung Lee; et al.

10
claims
20
verbatim quotes
23
citations
1
research areas
—
Not open access

Abstract

The viability of broccoli seeds and functional properties, such as ascorbic acid, carotenoid, chlorophyll, and total phenol contents, of broccoli sprouts grown from irradiated seeds were evaluated. The seeds were irradiated using electron beam and gamma ray at doses up to 8 kGy. High germination percentages (>90%) were observed in seeds irradiated at < or =4 kGy, but the yield ratio and sprout length decreased with increased irradiation dose. Irradiation at > or =6 kGy resulted in curling of the sprout roots. Germinated seeds contained higher amounts of nutrients than raw seeds but the nutritional quality of sprouts decreased during postharvest storage. Radiation treatment hampered the growth of irradiated seeds resulting in underdeveloped sprouts with decreased ascorbic acid, carotenoid, and chlorophyll contents. In addition, the decrease in functional content of sprouts was more substantial in samples grown from high-dose (5 kGy) irradiated seeds than that of the low-dose (1 kGy) treated ones. Seed irradiation did not negatively affect the total phenol content of sprouts. In general, electron beam and gamma irradiation of broccoli seeds showed similar effects on the viability and functional properties of sprouts.

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Claims 10

Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Broccoli seeds irradiated at 4 kGy or less showed high germination percentages above 90%.

Treatment
seeds irradiated at < or =4 kGye0
Outcome
germination percentagese0
Direction
Highe0
Value
>90%e0

Not reportedComparator

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

Brassica oleracea var. italica
Brassica oleracea var. italica · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“High germination percentages (>90%) were observed in seeds irradiated at < or =4 kGy”

✓ located verbatim in the source · abstract, characters 280–364 · show in text ↑
t0

“Broccoli Sprouts”

✓ located verbatim in the source · title, characters 44–60 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Yield ratio and sprout length decreased with increasing irradiation dose.

Treatment
increased irradiation dosee0
Outcome
yield ratio and sprout lengthe0
Direction
decreasede0

Not reportedComparator

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

Brassica oleracea var. italica
Brassica oleracea var. italica · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“the yield ratio and sprout length decreased with increased irradiation dose”

✓ located verbatim in the source · abstract, characters 370–445 · show in text ↑
t0

“Broccoli Sprouts”

✓ located verbatim in the source · title, characters 44–60 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Irradiation at 6 kGy or more caused curling of the sprout roots.

Treatment
Irradiation at > or =6 kGye0
Outcome
curling of the sprout rootse0

Not reportedComparatorDirection

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

Brassica oleracea var. italica
Brassica oleracea var. italica · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Irradiation at > or =6 kGy resulted in curling of the sprout roots”

✓ located verbatim in the source · abstract, characters 447–513 · show in text ↑
t0

“Broccoli Sprouts”

✓ located verbatim in the source · title, characters 44–60 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Germinated seeds contained higher amounts of nutrients than raw seeds.

Treatment
Germinated seedse0
Outcome
nutrientse0
Direction
highere0
Comparator
raw seedse0

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

Brassica oleracea var. italica
Brassica oleracea var. italica · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Germinated seeds contained higher amounts of nutrients than raw seeds”

✓ located verbatim in the source · abstract, characters 515–584 · show in text ↑
t0

“Broccoli Sprouts”

✓ located verbatim in the source · title, characters 44–60 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Nutritional quality of sprouts decreased during postharvest storage.

Treatment
postharvest storagee0
Outcome
nutritional quality of sproutse0
Direction
decreasede0

Not reportedComparator

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

Brassica oleracea var. italica
Brassica oleracea var. italica · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“the nutritional quality of sprouts decreased during postharvest storage”

✓ located verbatim in the source · abstract, characters 589–660 · show in text ↑
t0

“Broccoli Sprouts”

✓ located verbatim in the source · title, characters 44–60 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Radiation treatment hampered growth of irradiated seeds, giving underdeveloped sprouts.

Treatment
Radiation treatmente0
Outcome
underdeveloped sproutse0

Not reportedComparatorDirection

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

Brassica oleracea var. italica
Brassica oleracea var. italica · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Radiation treatment hampered the growth of irradiated seeds resulting in underdeveloped sprouts”

✓ located verbatim in the source · abstract, characters 662–757 · show in text ↑
t0

“Broccoli Sprouts”

✓ located verbatim in the source · title, characters 44–60 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Radiation treatment decreased ascorbic acid, carotenoid and chlorophyll contents of sprouts.

Outcome
ascorbic acid, carotenoid, and chlorophyll contentse0
Direction
decreasede0

Not reportedTreatmentComparator

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

Brassica oleracea var. italica
Brassica oleracea var. italica · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“with decreased ascorbic acid, carotenoid, and chlorophyll contents”

✓ located verbatim in the source · abstract, characters 758–824 · show in text ↑
t0

“Broccoli Sprouts”

✓ located verbatim in the source · title, characters 44–60 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

The decrease in functional content of sprouts was more substantial from seeds irradiated at 5 kGy than at 1 kGy.

Treatment
high-dose (5 kGy) irradiated seedse0
Outcome
decrease in functional content of sproutse0
Direction
more substantiale0
Comparator
low-dose (1 kGy) treated onese0

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

Brassica oleracea var. italica
Brassica oleracea var. italica · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“the decrease in functional content of sprouts was more substantial in samples grown from high-dose (5 kGy) irradiated seeds than that of the low-dose (1 kGy) treated ones”

✓ located verbatim in the source · abstract, characters 839–1009 · show in text ↑
t0

“Broccoli Sprouts”

✓ located verbatim in the source · title, characters 44–60 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Seed irradiation did not negatively affect the total phenol content of sprouts.

Treatment
Seed irradiatione0
Outcome
total phenol contente0
Direction
not negatively affecte0

Not reportedComparator

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

Brassica oleracea var. italica
Brassica oleracea var. italica · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Seed irradiation did not negatively affect the total phenol content of sprouts”

✓ located verbatim in the source · abstract, characters 1011–1089 · show in text ↑
t0

“Broccoli Sprouts”

✓ located verbatim in the source · title, characters 44–60 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Electron beam and gamma irradiation of broccoli seeds had similar effects on viability and functional properties of sprouts.

Treatment
electron beame0
Outcome
viability and functional properties of sproutse0
Direction
similar effectse0
Comparator
gamma irradiatione0

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

Brassica oleracea var. italica
Brassica oleracea var. italica · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“electron beam and gamma irradiation of broccoli seeds showed similar effects on the viability and functional properties of sprouts”

✓ located verbatim in the source · abstract, characters 1103–1233 · show in text ↑
t0

“Broccoli Sprouts”

✓ located verbatim in the source · title, characters 44–60 · show in text ↑

storage · quality: grain · Brassica oleracea (wild cabbage)Positive and negative results

3 papers: 2 positive, 1 negative or no effect

2 in the opposite direction

  1. positive
  2. positive
See all 3 papers →

radiation · quality: phytochemicals · Brassica oleracea (wild cabbage)Positive and negative results

3 papers: 2 positive, 1 negative or no effect

2 in the opposite direction

  1. positive
  2. positive
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radiation · yield · Brassica oleracea (wild cabbage)Positive and negative results

3 papers: 1 positive, 2 negative or no effect

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

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

radiation · molecular: metabolites · Brassica oleracea (wild cabbage)Positive and negative results

8 papers: 4 positive, 4 negative or no effect

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

  1. positive
  2. positive
  3. positive

4 papers more in this group

See all 8 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.