Paper · 2018 · International Journal of Chemical Studies

Effect of various natural fruit juices on physico-chemical characteristics and browning inhibition of apple (Cv. White dotted red)

Abdul Rouf; HR Naik; Uzma Altaf; et al.

13
claims
51
verbatim quotes
2
citations
2
research areas
✓
Open access

Abstract

Fresh cut apple slices of 4mm thickness were dipped in various natural fruit juices viz., orange, kiwi, lime, pine apple, sour cherry, grape and distilled water (Control) in the sample to solution rati of 1:10 (250g apple slices: 2.5 litres of juice) and total of seven treatments were applied to ascertain their effect on physi-co-chemical characteristics and browning inhibition of apple (Cv. White dotted red).Treated apple slices were stored at low temperature (3oC) for seven days. Titrable acidity (1.16), Ascorbic acid (29.54 mg/100g), Total sugar (12.11%) and Anti oxidant activity (86.84%) were recorded significantly higher (P≤0.05) in apple slices treated with lime juice while as pH and firmness was found to be lowest (3.09 and 31.08g) respectively. For control (T7) Titrable acidity (0.40%), Ascorbic acid (4.27 mg/100g) and total sugar (11.09 %) and anti oxidant activity (49.76 %) were significantly lower than all other treatments while moisture content and Firmness were found to be highest (85.94% and 43.67 g). With respect to browning inhibition, Treatment of apple slices with lime juice (T3) was found to be most effective with lower polyphenol oxidase activity (7.66 U/mg fresh wt ), browning index (4.47), and b* value (25.45) and significantly highest L* value (69.99) recorded in apple slices treated with lime juice, While as for control (T7) Polyphenol oxidase activity (42.00), browning index (47.87), L* value (38.25) were recorded lowest and a* value (4.16) and b * values (42.83) were recorded highest. All the other treatments exhibited their superiority over control. However for most of the physi-co-chemical characteristics and browning parameters under study, treatment of apple slices with lime juice (T3) was found to be the most effective for maintaining overall quality of apple slices.

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Claims 13

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Lime juice dip raised titratable acidity of apple slices to 1.16 relative to distilled water control

Treatment
lime juicee1
Outcome
Titrable aciditye1
Direction
highere1
Value
1.16e1
Qualifier
0.40%e3
Comparator
distilled water (Control)e0

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

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗

Verbatim

t0

“browning inhibition of apple (Cv. White dotted red)”

✓ located verbatim in the source · title, characters 79–130 · show in text ↑
e0

“Fresh cut apple slices of 4mm thickness were dipped in various natural fruit juices viz., orange, kiwi, lime, pine apple, sour cherry, grape and distilled water (Control)”

✓ located verbatim in the source · abstract, characters 0–170 · show in text ↑
e1

“Titrable acidity (1.16), Ascorbic acid (29.54 mg/100g), Total sugar (12.11%) and Anti oxidant activity (86.84%) were recorded significantly higher (P≤0.05) in apple slices treated with lime juice”

✓ located verbatim in the source · abstract, characters 487–682 · show in text ↑
e3

“For control (T7) Titrable acidity (0.40%), Ascorbic acid (4.27 mg/100g) and total sugar (11.09 %) and anti oxidant activity (49.76 %) were significantly lower than all other treatments”

✓ located verbatim in the source · abstract, characters 763–947 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Lime juice dip raised ascorbic acid of apple slices to 29.54 mg/100g relative to control

Treatment
lime juicee1
Outcome
Ascorbic acide1
Direction
highere1
Value
29.54 mg/100ge1
Qualifier
4.27 mg/100ge3
Comparator
distilled water (Control)e0

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

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗

Verbatim

t0

“browning inhibition of apple (Cv. White dotted red)”

✓ located verbatim in the source · title, characters 79–130 · show in text ↑
e0

“Fresh cut apple slices of 4mm thickness were dipped in various natural fruit juices viz., orange, kiwi, lime, pine apple, sour cherry, grape and distilled water (Control)”

✓ located verbatim in the source · abstract, characters 0–170 · show in text ↑
e1

“Titrable acidity (1.16), Ascorbic acid (29.54 mg/100g), Total sugar (12.11%) and Anti oxidant activity (86.84%) were recorded significantly higher (P≤0.05) in apple slices treated with lime juice”

✓ located verbatim in the source · abstract, characters 487–682 · show in text ↑
e3

“For control (T7) Titrable acidity (0.40%), Ascorbic acid (4.27 mg/100g) and total sugar (11.09 %) and anti oxidant activity (49.76 %) were significantly lower than all other treatments”

✓ located verbatim in the source · abstract, characters 763–947 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Lime juice dip raised total sugar of apple slices to 12.11% relative to control

Treatment
lime juicee1
Outcome
Total sugare1
Direction
highere1
Value
12.11%e1
Qualifier
11.09 %e3
Comparator
distilled water (Control)e0

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

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗

Verbatim

t0

“browning inhibition of apple (Cv. White dotted red)”

✓ located verbatim in the source · title, characters 79–130 · show in text ↑
e0

“Fresh cut apple slices of 4mm thickness were dipped in various natural fruit juices viz., orange, kiwi, lime, pine apple, sour cherry, grape and distilled water (Control)”

✓ located verbatim in the source · abstract, characters 0–170 · show in text ↑
e1

“Titrable acidity (1.16), Ascorbic acid (29.54 mg/100g), Total sugar (12.11%) and Anti oxidant activity (86.84%) were recorded significantly higher (P≤0.05) in apple slices treated with lime juice”

✓ located verbatim in the source · abstract, characters 487–682 · show in text ↑
e3

“For control (T7) Titrable acidity (0.40%), Ascorbic acid (4.27 mg/100g) and total sugar (11.09 %) and anti oxidant activity (49.76 %) were significantly lower than all other treatments”

✓ located verbatim in the source · abstract, characters 763–947 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Lime juice dip raised antioxidant activity of apple slices to 86.84% relative to control

Treatment
lime juicee1
Outcome
Anti oxidant activitye1
Direction
highere1
Value
86.84%e1
Qualifier
49.76 %e3
Comparator
distilled water (Control)e0

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

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗

Verbatim

t0

“browning inhibition of apple (Cv. White dotted red)”

✓ located verbatim in the source · title, characters 79–130 · show in text ↑
e0

“Fresh cut apple slices of 4mm thickness were dipped in various natural fruit juices viz., orange, kiwi, lime, pine apple, sour cherry, grape and distilled water (Control)”

✓ located verbatim in the source · abstract, characters 0–170 · show in text ↑
e1

“Titrable acidity (1.16), Ascorbic acid (29.54 mg/100g), Total sugar (12.11%) and Anti oxidant activity (86.84%) were recorded significantly higher (P≤0.05) in apple slices treated with lime juice”

✓ located verbatim in the source · abstract, characters 487–682 · show in text ↑
e3

“For control (T7) Titrable acidity (0.40%), Ascorbic acid (4.27 mg/100g) and total sugar (11.09 %) and anti oxidant activity (49.76 %) were significantly lower than all other treatments”

✓ located verbatim in the source · abstract, characters 763–947 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Lime juice dip gave the lowest pH of apple slices, 3.09

Treatment
lime juicee1
Outcome
pHe2
Direction
loweste2
Value
3.09e2
Comparator
distilled water (Control)e0

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

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗

Verbatim

t0

“browning inhibition of apple (Cv. White dotted red)”

✓ located verbatim in the source · title, characters 79–130 · show in text ↑
e0

“Fresh cut apple slices of 4mm thickness were dipped in various natural fruit juices viz., orange, kiwi, lime, pine apple, sour cherry, grape and distilled water (Control)”

✓ located verbatim in the source · abstract, characters 0–170 · show in text ↑
e1

“Titrable acidity (1.16), Ascorbic acid (29.54 mg/100g), Total sugar (12.11%) and Anti oxidant activity (86.84%) were recorded significantly higher (P≤0.05) in apple slices treated with lime juice”

✓ located verbatim in the source · abstract, characters 487–682 · show in text ↑
e2

“pH and firmness was found to be lowest (3.09 and 31.08g) respectively”

✓ located verbatim in the source · abstract, characters 692–761 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Lime juice dip gave the lowest firmness of apple slices, 31.08 g

Treatment
lime juicee1
Outcome
firmnesse2
Direction
loweste2
Value
31.08ge2
Qualifier
43.67 ge4
Comparator
distilled water (Control)e0

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

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗

Verbatim

t0

“browning inhibition of apple (Cv. White dotted red)”

✓ located verbatim in the source · title, characters 79–130 · show in text ↑
e0

“Fresh cut apple slices of 4mm thickness were dipped in various natural fruit juices viz., orange, kiwi, lime, pine apple, sour cherry, grape and distilled water (Control)”

✓ located verbatim in the source · abstract, characters 0–170 · show in text ↑
e1

“Titrable acidity (1.16), Ascorbic acid (29.54 mg/100g), Total sugar (12.11%) and Anti oxidant activity (86.84%) were recorded significantly higher (P≤0.05) in apple slices treated with lime juice”

✓ located verbatim in the source · abstract, characters 487–682 · show in text ↑
e2

“pH and firmness was found to be lowest (3.09 and 31.08g) respectively”

✓ located verbatim in the source · abstract, characters 692–761 · show in text ↑
e4

“moisture content and Firmness were found to be highest (85.94% and 43.67 g)”

✓ located verbatim in the source · abstract, characters 954–1029 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Lime juice dip lowered polyphenol oxidase activity of apple slices to 7.66 U/mg fresh weight

Treatment
lime juicee1
Outcome
polyphenol oxidase activitye5
Direction
lowere5
Value
7.66 U/mg fresh wte5
Qualifier
42.00e7
Comparator
distilled water (Control)e0

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

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗

Verbatim

t0

“browning inhibition of apple (Cv. White dotted red)”

✓ located verbatim in the source · title, characters 79–130 · show in text ↑
e0

“Fresh cut apple slices of 4mm thickness were dipped in various natural fruit juices viz., orange, kiwi, lime, pine apple, sour cherry, grape and distilled water (Control)”

✓ located verbatim in the source · abstract, characters 0–170 · show in text ↑
e1

“Titrable acidity (1.16), Ascorbic acid (29.54 mg/100g), Total sugar (12.11%) and Anti oxidant activity (86.84%) were recorded significantly higher (P≤0.05) in apple slices treated with lime juice”

✓ located verbatim in the source · abstract, characters 487–682 · show in text ↑
e5

“Treatment of apple slices with lime juice (T3) was found to be most effective with lower polyphenol oxidase activity (7.66 U/mg fresh wt ), browning index (4.47), and b* value (25.45)”

✓ located verbatim in the source · abstract, characters 1068–1251 · show in text ↑
e7

“Polyphenol oxidase activity (42.00), browning index (47.87), L* value (38.25) were recorded lowest and a* value (4.16) and b * values (42.83) were recorded highest. All the other treatments exhibited their superiority over control”

✓ located verbatim in the source · abstract, characters 1371–1601 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Lime juice dip lowered browning index of apple slices to 4.47

Treatment
lime juicee1
Outcome
browning indexe5
Direction
lowere5
Value
4.47e5
Qualifier
47.87e7
Comparator
distilled water (Control)e0

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

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗

Verbatim

t0

“browning inhibition of apple (Cv. White dotted red)”

✓ located verbatim in the source · title, characters 79–130 · show in text ↑
e0

“Fresh cut apple slices of 4mm thickness were dipped in various natural fruit juices viz., orange, kiwi, lime, pine apple, sour cherry, grape and distilled water (Control)”

✓ located verbatim in the source · abstract, characters 0–170 · show in text ↑
e1

“Titrable acidity (1.16), Ascorbic acid (29.54 mg/100g), Total sugar (12.11%) and Anti oxidant activity (86.84%) were recorded significantly higher (P≤0.05) in apple slices treated with lime juice”

✓ located verbatim in the source · abstract, characters 487–682 · show in text ↑
e5

“Treatment of apple slices with lime juice (T3) was found to be most effective with lower polyphenol oxidase activity (7.66 U/mg fresh wt ), browning index (4.47), and b* value (25.45)”

✓ located verbatim in the source · abstract, characters 1068–1251 · show in text ↑
e7

“Polyphenol oxidase activity (42.00), browning index (47.87), L* value (38.25) were recorded lowest and a* value (4.16) and b * values (42.83) were recorded highest. All the other treatments exhibited their superiority over control”

✓ located verbatim in the source · abstract, characters 1371–1601 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Lime juice dip lowered b* value of apple slices to 25.45

Treatment
lime juicee1
Outcome
b* valuee5
Direction
lowere5
Value
25.45e5
Qualifier
42.83e7
Comparator
distilled water (Control)e0

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

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗

Verbatim

t0

“browning inhibition of apple (Cv. White dotted red)”

✓ located verbatim in the source · title, characters 79–130 · show in text ↑
e0

“Fresh cut apple slices of 4mm thickness were dipped in various natural fruit juices viz., orange, kiwi, lime, pine apple, sour cherry, grape and distilled water (Control)”

✓ located verbatim in the source · abstract, characters 0–170 · show in text ↑
e1

“Titrable acidity (1.16), Ascorbic acid (29.54 mg/100g), Total sugar (12.11%) and Anti oxidant activity (86.84%) were recorded significantly higher (P≤0.05) in apple slices treated with lime juice”

✓ located verbatim in the source · abstract, characters 487–682 · show in text ↑
e5

“Treatment of apple slices with lime juice (T3) was found to be most effective with lower polyphenol oxidase activity (7.66 U/mg fresh wt ), browning index (4.47), and b* value (25.45)”

✓ located verbatim in the source · abstract, characters 1068–1251 · show in text ↑
e7

“Polyphenol oxidase activity (42.00), browning index (47.87), L* value (38.25) were recorded lowest and a* value (4.16) and b * values (42.83) were recorded highest. All the other treatments exhibited their superiority over control”

✓ located verbatim in the source · abstract, characters 1371–1601 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Lime juice dip gave the highest L* value of apple slices, 69.99

Treatment
lime juicee6
Outcome
L* valuee6
Direction
higheste6
Value
69.99e6
Qualifier
38.25e7
Comparator
distilled water (Control)e0

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

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗

Verbatim

t0

“browning inhibition of apple (Cv. White dotted red)”

✓ located verbatim in the source · title, characters 79–130 · show in text ↑
e0

“Fresh cut apple slices of 4mm thickness were dipped in various natural fruit juices viz., orange, kiwi, lime, pine apple, sour cherry, grape and distilled water (Control)”

✓ located verbatim in the source · abstract, characters 0–170 · show in text ↑
e6

“significantly highest L* value (69.99) recorded in apple slices treated with lime juice”

✓ located verbatim in the source · abstract, characters 1256–1343 · show in text ↑
e7

“Polyphenol oxidase activity (42.00), browning index (47.87), L* value (38.25) were recorded lowest and a* value (4.16) and b * values (42.83) were recorded highest. All the other treatments exhibited their superiority over control”

✓ located verbatim in the source · abstract, characters 1371–1601 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Control apple slices had the highest moisture content, 85.94%

Outcome
moisture contente4
Direction
higheste4
Value
85.94%e4

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

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗

Verbatim

t0

“browning inhibition of apple (Cv. White dotted red)”

✓ located verbatim in the source · title, characters 79–130 · show in text ↑
e4

“moisture content and Firmness were found to be highest (85.94% and 43.67 g)”

✓ located verbatim in the source · abstract, characters 954–1029 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Control apple slices had the highest a* value, 4.16

Outcome
a* valuee7
Direction
higheste7
Value
4.16e7

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

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗

Verbatim

t0

“browning inhibition of apple (Cv. White dotted red)”

✓ located verbatim in the source · title, characters 79–130 · show in text ↑
e7

“Polyphenol oxidase activity (42.00), browning index (47.87), L* value (38.25) were recorded lowest and a* value (4.16) and b * values (42.83) were recorded highest. All the other treatments exhibited their superiority over control”

✓ located verbatim in the source · abstract, characters 1371–1601 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Every other natural fruit juice dip was superior to the distilled water control in physico-chemical quality and browning inhibition

Treatment
orange, kiwi, lime, pine apple, sour cherry, grapee0
Outcome
browning inhibitiont0
Direction
superioritye7
Comparator
distilled water (Control)e0

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

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗

Verbatim

t0

“browning inhibition of apple (Cv. White dotted red)”

✓ located verbatim in the source · title, characters 79–130 · show in text ↑
e0

“Fresh cut apple slices of 4mm thickness were dipped in various natural fruit juices viz., orange, kiwi, lime, pine apple, sour cherry, grape and distilled water (Control)”

✓ located verbatim in the source · abstract, characters 0–170 · show in text ↑
e7

“Polyphenol oxidase activity (42.00), browning index (47.87), L* value (38.25) were recorded lowest and a* value (4.16) and b * values (42.83) were recorded highest. All the other treatments exhibited their superiority over control”

✓ located verbatim in the source · abstract, characters 1371–1601 · show in text ↑

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