Paper · 2010 · Journal of Agricultural and Food Chemistry

Gamma Irradiation Induced Enhancement in Isoflavones, Total Phenol, Anthocyanin and Antioxidant Properties of Varying Seed Coat Colored Soybean

Amit Kumar Dixit; Deepti Bhatnagar; Deepti Bhatnagar; et al.

7
claims
13
verbatim quotes
82
citations
1
research areas
—
Not open access

Abstract

Three Indian soybean genotypes, namely, Kalitur, Hara soya and NRC37 with black, green and yellow colored seed coat respectively were gamma irradiated at a dose of 0.5, 2.0, and 5.0 kGy. The total isoflavones and total phenol content (TPC) in all the genotypes increased significantly at a dose of 0.5 and 2 kGy respectively. The anthocyanin content was high in Kalitur, while other genotypes showed no detectable amounts of it. The hydroxyl radical scavenging activity (HRSA), DPPH free radical scavenging activity (FRSA) and total antioxidant power (TAP) were highest in Kalitur with black seed coat color. However, maximum enhancement in antioxidant properties was found in NRC37 with yellow followed by Hara soya with green seed coat color at a dose of 0.5 and 2.0 kGy. It was also observed that the 3 soybean genotypes showed an increase in antioxidant constituents and antioxidative properties at lower doses of 0.5 and 2.0 kGy while, the antioxidant effects of soy seeds were either decreased or remained constant at a higher dose of 5.0 kGy. It is suggested that mild gamma irradiation enhanced the antioxidant constituents and, hence, antioxidant potential of soybean seeds.

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Claims 7

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Gamma irradiation at 0.5 kGy increased total isoflavones in the soybean genotypes.

Taxon
soybeanGlycine maxe1
Material
Kalitur, Hara soya and NRC37e1
Treatment
gamma irradiated at a dose of 0.5e1
Outcome
total isoflavonese2
Direction
increasede2

Not reportedComparator

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

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e1

“Three Indian soybean genotypes, namely, Kalitur, Hara soya and NRC37 with black, green and yellow colored seed coat respectively were gamma irradiated at a dose of 0.5, 2.0, and 5.0 kGy”

✓ located verbatim in the source · abstract, characters 0–185 · show in text ↑
e2

“The total isoflavones and total phenol content (TPC) in all the genotypes increased significantly at a dose of 0.5 and 2 kGy respectively”

✓ located verbatim in the source · abstract, characters 187–324 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Gamma irradiation at 2 kGy increased total phenol content in the soybean genotypes.

Taxon
soybeanGlycine maxe1
Material
Kalitur, Hara soya and NRC37e1
Treatment
gamma irradiatede1
Outcome
total phenol content (TPC)e2
Direction
increasede2
Qualifier
at a dose of 0.5 and 2 kGy respectivelye2

Not reportedComparator

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

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e1

“Three Indian soybean genotypes, namely, Kalitur, Hara soya and NRC37 with black, green and yellow colored seed coat respectively were gamma irradiated at a dose of 0.5, 2.0, and 5.0 kGy”

✓ located verbatim in the source · abstract, characters 0–185 · show in text ↑
e2

“The total isoflavones and total phenol content (TPC) in all the genotypes increased significantly at a dose of 0.5 and 2 kGy respectively”

✓ located verbatim in the source · abstract, characters 187–324 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Kalitur had a high anthocyanin content, while the other genotypes had no detectable anthocyanin.

Taxon
soybeanGlycine maxe1
Material
Kaliture3
Outcome
anthocyanin contente3
Direction
highe3
Qualifier
other genotypes showed no detectable amountse3

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

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e1

“Three Indian soybean genotypes, namely, Kalitur, Hara soya and NRC37 with black, green and yellow colored seed coat respectively were gamma irradiated at a dose of 0.5, 2.0, and 5.0 kGy”

✓ located verbatim in the source · abstract, characters 0–185 · show in text ↑
e3

“The anthocyanin content was high in Kalitur, while other genotypes showed no detectable amounts of it”

✓ located verbatim in the source · abstract, characters 326–427 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Kalitur, with black seed coat, had the highest hydroxyl radical scavenging, DPPH scavenging and total antioxidant power.

Taxon
soybeanGlycine maxe1
Material
Kaliture4
Outcome
hydroxyl radical scavenging activity (HRSA), DPPH free radical scavenging activity (FRSA) and total antioxidant power (TAP)e4
Direction
higheste4
Qualifier
black seed coat colore4

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

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e1

“Three Indian soybean genotypes, namely, Kalitur, Hara soya and NRC37 with black, green and yellow colored seed coat respectively were gamma irradiated at a dose of 0.5, 2.0, and 5.0 kGy”

✓ located verbatim in the source · abstract, characters 0–185 · show in text ↑
e4

“The hydroxyl radical scavenging activity (HRSA), DPPH free radical scavenging activity (FRSA) and total antioxidant power (TAP) were highest in Kalitur with black seed coat color”

✓ located verbatim in the source · abstract, characters 429–607 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

NRC37 with yellow seed coat showed the maximum enhancement in antioxidant properties after gamma irradiation at 0.5 and 2.0 kGy, followed by Hara soya.

Taxon
soybeanGlycine maxe1
Material
NRC37e5
Treatment
at a dose of 0.5 and 2.0 kGye5
Outcome
antioxidant propertiese5
Direction
maximum enhancemente5
Qualifier
followed by Hara soyae5

Not reportedComparator

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

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e1

“Three Indian soybean genotypes, namely, Kalitur, Hara soya and NRC37 with black, green and yellow colored seed coat respectively were gamma irradiated at a dose of 0.5, 2.0, and 5.0 kGy”

✓ located verbatim in the source · abstract, characters 0–185 · show in text ↑
e5

“However, maximum enhancement in antioxidant properties was found in NRC37 with yellow followed by Hara soya with green seed coat color at a dose of 0.5 and 2.0 kGy”

✓ located verbatim in the source · abstract, characters 609–772 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Gamma irradiation at lower doses of 0.5 and 2.0 kGy increased antioxidant constituents and antioxidative properties in all three genotypes.

Taxon
soybeanGlycine maxe6
Treatment
lower doses of 0.5 and 2.0 kGye6
Outcome
antioxidant constituents and antioxidative propertiese6
Direction
increasee6

Not reportedComparator

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

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e6

“It was also observed that the 3 soybean genotypes showed an increase in antioxidant constituents and antioxidative properties at lower doses of 0.5 and 2.0 kGy”

✓ located verbatim in the source · abstract, characters 774–933 · show in text ↑
Intervention effectobservedoriginal resultmixedmeasured

Claim · model-written summary

At 5.0 kGy the antioxidant effects of soybean seeds either decreased or remained constant.

Taxon
soybeanGlycine maxe1
Treatment
a higher dose of 5.0 kGye7
Outcome
antioxidant effectse7
Direction
either decreased or remained constante7

Not reportedComparator

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

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e1

“Three Indian soybean genotypes, namely, Kalitur, Hara soya and NRC37 with black, green and yellow colored seed coat respectively were gamma irradiated at a dose of 0.5, 2.0, and 5.0 kGy”

✓ located verbatim in the source · abstract, characters 0–185 · show in text ↑
e7

“the antioxidant effects of soy seeds were either decreased or remained constant at a higher dose of 5.0 kGy”

✓ located verbatim in the source · abstract, characters 941–1048 · show in text ↑

radiation · quality: phytochemicals · Glycine max (soybean)Positive and negative results

6 papers: 3 positive, 3 negative or no effect

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

  1. no effect
  2. no effect
  3. negative

2 papers more in this group

See all 6 papers →

radiation · molecular: metabolites · Glycine max (soybean)Positive and negative results

20 papers: 14 positive, 6 negative or no effect

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

  1. no effect
  2. positive
  3. negative

16 papers more in this group

See all 20 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.