Paper · 2010 · Simulating the effects of changing planting date towards rice production in MADA area Malaysia

Total phenolics content and antioxidant activity of hot water extracts from dried Ficus deltoidea leaves.

Shazia Wahid; T.M.M. Mahmud; Maziah Mahmood; et al.

5
claims
9
verbatim quotes
14
citations
1
research areas
—
Not open access

Abstract

Total phenolics content and antioxidant activity of hot water extracts at temperatures ranging from 55 °C to 107 °C and several sample-to-water ratios (ranging from 1:45 to 1:120, g:ml) were determined for the dried leaves of two accessions of Ficus deltoidea. Total phenolics content and antioxidant activity had higher values in accession MFD 6. A significant difference (p <0.05) in the total phenolics content between the ratios of 1:45 and 1:120 was observed in both accessions at all temperatures tested. However only the temperature of 107 °C caused a significant difference (p <0.01) in antioxidant activity between the ratios of 1:45 and 1:120 in both accessions. A positive linear correlation (R2 = 0.65–0.76) which was statistically significant (p <0.01) was demonstrated between radical scavenging activity and total phenolics content in both accessions. The data indicate that F. deltoidea leaf has potential as a good source of phenolic antioxidants.

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Claims 5

Observationobservedoriginal resultmeasured

Claim · model-written summary

Accession MFD 6 had higher total phenolics content and antioxidant activity.

Taxon
Ficus deltoideaFicus deltoideat0
Material
accession MFD 6e0
Outcome
Total phenolics content and antioxidant activitye0
Direction
highere0

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

Ficus deltoidea
Ficus deltoidea · TaxonStarWrong · CC0 · Wikimedia Commons ↗

Verbatim

e0

“Total phenolics content and antioxidant activity had higher values in accession MFD 6.”

✓ located verbatim in the source · abstract, characters 261–347 · show in text ↑
t0

“Ficus deltoidea leaves”

✓ located verbatim in the source · title, characters 82–104 · show in text ↑
Intervention effectobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Phenolics content differed between the 1:45 and 1:120 ratios in both accessions at all temperatures.

Taxon
Ficus deltoideaFicus deltoideat0
Treatment
ratios of 1:45e0
Outcome
total phenolics contente0
Qualifier
in both accessions at all temperatures testede0
Comparator
1:120e0

Not reportedDirection

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

Ficus deltoidea
Ficus deltoidea · TaxonStarWrong · CC0 · Wikimedia Commons ↗

Verbatim

e0

“A significant difference (p <0.05) in the total phenolics content between the ratios of 1:45 and 1:120 was observed in both accessions at all temperatures tested.”

✓ located verbatim in the source · abstract, characters 348–510 · show in text ↑
t0

“Ficus deltoidea leaves”

✓ located verbatim in the source · title, characters 82–104 · show in text ↑
Intervention effectobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

At 107 °C, antioxidant activity differed between the 1:45 and 1:120 ratios in both accessions.

Taxon
Ficus deltoideaFicus deltoideat0
Treatment
ratios of 1:45e0
Outcome
antioxidant activitye0
Qualifier
temperature of 107 °Ce0
Comparator
1:120e0

Not reportedDirection

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

Ficus deltoidea
Ficus deltoidea · TaxonStarWrong · CC0 · Wikimedia Commons ↗

Verbatim

e0

“only the temperature of 107 °C caused a significant difference (p <0.01) in antioxidant activity between the ratios of 1:45 and 1:120 in both accessions.”

✓ located verbatim in the source · abstract, characters 519–672 · show in text ↑
t0

“Ficus deltoidea leaves”

✓ located verbatim in the source · title, characters 82–104 · show in text ↑
Associationobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Radical scavenging activity was positively correlated with total phenolics content in both accessions.

Taxon
Ficus deltoideaFicus deltoideat0
Outcome
radical scavenging activitye0
Direction
positivee0
Value
R2 = 0.65–0.76e0
Comparator
total phenolics contente0

Not reportedCompound

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

Ficus deltoidea
Ficus deltoidea · TaxonStarWrong · CC0 · Wikimedia Commons ↗

Verbatim

e0

“A positive linear correlation (R2 = 0.65–0.76) which was statistically significant (p <0.01) was demonstrated between radical scavenging activity and total phenolics content in both accessions.”

✓ located verbatim in the source · abstract, characters 673–866 · show in text ↑
t0

“Ficus deltoidea leaves”

✓ located verbatim in the source · title, characters 82–104 · show in text ↑
Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

The authors conclude that F. deltoidea leaf is a potential source of phenolic antioxidants.

Taxon
F. deltoideaFicus deltoideae0
Outcome
good source of phenolic antioxidantse0

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

Ficus deltoidea
Ficus deltoidea · TaxonStarWrong · CC0 · Wikimedia Commons ↗

Verbatim

e0

“The data indicate that F. deltoidea leaf has potential as a good source of phenolic antioxidants.”

✓ located verbatim in the source · abstract, characters 867–964 · show in text ↑