Paper · 2012 · Journal of Agricultural and Food Chemistry

Effect of Germination on Phytochemical Profiles and Antioxidant Activity of Mung Bean Sprouts (Vigna radiata)

Xinbo Guo; Tong Li; Kexuan Tang; et al.

6
claims
7
verbatim quotes
241
citations
1
research areas
—
Not open access

Abstract

Epidemiological studies have shown that regular consumption of fruits and vegetables is associated with reduced risk of chronic diseases. It is recommended to increase consumption of fruits and vegetables to prevent chronic diseases related to free radical-induced oxidative stress. Different varieties of fruits and vegetables provide different vitamins, phenolics, flavonoids, minerals, and dietary fibers for optimal health benefits. Mung bean sprouts are one of the major vegetables in human diet. However, the profiles of phytochemicals and effect of germination on phytochemical content and antioxidant activity of mung bean sprouts have not been studied. The objective of this study was to determine the effect of germination on phytochemical profiles and antioxidant activity of mung bean sprouts. Germination of mung beans dramatically increased vitamin C content in mung bean sprouts in a time-dependent manner and reached the peak on day 8 of germination up to 285 mg/100 g DW, almost 24 times higher than the initial concentration in mung bean seeds (p < 0.05). On fresh weight basis, one serving of mung bean sprouts (about 104 g) provides 21.6 mg of vitamin C, which could meet 36% of Daily Value (DV). In addition, the germination dramatically increased total phenolic compounds and total flavonoids in mung bean sprouts in a time-dependent manner, up to 4.5 and 6.8 times higher than the original concentration of mung bean seeds, respectively. Quercetin-3-O-glucoside content was significantly increased in mung bean sprouts after germination. The total antioxidant activity of mung bean sprouts was increased by 6 times higher than that of mung bean seeds. Therefore, the germination of mung bean sprouts significantly increased phytochemical content, vitamin C content, and antioxidant activity.

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Claims 6

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Germination increased mung bean sprout vitamin C to 285 mg/100 g DW on day 8, nearly 24 times seed concentration.

Taxon
mung beansVigna radiatae0
Treatment
Germinatione0
Outcome
vitamin C contente0
Direction
increasede0
Value
285 mg/100 g DWe0
Qualifier
day 8 of germinatione0
Comparator
mung bean seedse0

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

Vigna radiata
Vigna radiata · TaxonIvar Leidus · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Germination of mung beans dramatically increased vitamin C content in mung bean sprouts in a time-dependent manner and reached the peak on day 8 of germination up to 285 mg/100 g DW, almost 24 times higher than the initial concentration in mung bean seeds (p < 0.05)”

✓ located verbatim in the source · abstract, characters 806–1072 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

A serving of mung bean sprouts provided 21.6 mg vitamin C.

Taxon
mung bean sproutse0
Outcome
vitamin Ce0
Value
21.6 mge0
Qualifier
about 104 ge0

Not reportedDirection

Verbatim

e0

“one serving of mung bean sprouts (about 104 g) provides 21.6 mg of vitamin C, which could meet 36% of Daily Value (DV)”

✓ located verbatim in the source · abstract, characters 1097–1215 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Germination increased total phenolic compounds up to 4.5 times seed concentration.

Taxon
mung bean sproutse0
Treatment
germinatione0
Outcome
total phenolic compoundse0
Direction
increasede0
Value
4.5e0
Comparator
mung bean seedse0

Verbatim

e0

“germination dramatically increased total phenolic compounds and total flavonoids in mung bean sprouts in a time-dependent manner, up to 4.5 and 6.8 times higher than the original concentration of mung bean seeds, respectively”

✓ located verbatim in the source · abstract, characters 1234–1459 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Germination increased total flavonoids up to 6.8 times seed concentration.

Taxon
mung bean sproutse0
Treatment
germinatione0
Outcome
total flavonoidse0
Direction
increasede0
Value
6.8e0
Comparator
mung bean seedse0

Verbatim

e0

“germination dramatically increased total phenolic compounds and total flavonoids in mung bean sprouts in a time-dependent manner, up to 4.5 and 6.8 times higher than the original concentration of mung bean seeds, respectively”

✓ located verbatim in the source · abstract, characters 1234–1459 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Germination significantly increased quercetin-3-O-glucoside in mung bean sprouts.

Taxon
mung bean sproutse0
Treatment
germinatione0
Outcome
Quercetin-3-O-glucoside contente0
Direction
increasede0

Not reportedComparator

Verbatim

e0

“Quercetin-3-O-glucoside content was significantly increased in mung bean sprouts after germination”

✓ located verbatim in the source · abstract, characters 1461–1559 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Mung bean sprout total antioxidant activity was six times that of seeds.

Taxon
mung bean sproutse0
Treatment
germinatione1
Outcome
total antioxidant activitye0
Direction
increasede0
Value
6 timese0
Comparator
mung bean seedse0

Verbatim

e0

“total antioxidant activity of mung bean sprouts was increased by 6 times higher than that of mung bean seeds”

✓ located verbatim in the source · abstract, characters 1565–1673 · show in text ↑
e1

“after germination”

✓ located verbatim in the source · abstract, characters 1542–1559 · show in text ↑

processing · quality: phytochemicals · Vigna radiata (mung bean)Positive and negative results

18 papers: 16 positive, 2 negative or no effect

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

  1. positive
  2. positive
  3. positive

14 papers more in this group

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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.