Paper · 2024 · Journal of Agricultural and Food Chemistry

Effects of Artificial Aging on Rice Lysophospholipids

Chuan Tong; Xiaoxiao Chen; Rubing Deng; et al.

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

Abstract

Lysophospholipids (LPLs) represent a major class of polar lipids crucial for rice's nutritional and functional properties. This study investigates the impact of varying storage temperatures (20, 30, and 40 °C) and humidity (50 and 95%) on the nonstarch and starch LPLs of paddy and milled rice. The findings revealed that the average nonstarch LPL content in paddy rice aged at 20 °C (82.6 μg/g) and 40 °C (83.6 μg/g) was significantly lower than that at 30 °C (95.0 μg/g). The nonstarch LPL content of milled rice aged at 20 °C (78.0 μg/g) was significantly higher than that at 30 and 40 °C. High storage temperature (40 °C) and humidity (95%) resulted in a significant reduction in rice total starch LPC and LPE content when compared to low humidity (50%). The ratio of rice starch/nonstarch LPL components such as LPC16:0 and LPC18:2 remarkably increased with increased storage temperature and humidity.

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Claims 7

Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Paddy rice nonstarch LPL content at 20 °C was lower than at 30 °C.

Treatment
20 °Ce0
Outcome
nonstarch LPL contente0
Direction
lowere0
Value
82.6 μg/ge0
Qualifier
95.0 μg/ge0
Comparator
30 °Ce0

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“average nonstarch LPL content in paddy rice aged at 20 °C (82.6 μg/g) and 40 °C (83.6 μg/g) was significantly lower than that at 30 °C (95.0 μg/g)”

✓ located verbatim in the source · abstract, characters 326–472 · show in text ↑
Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Paddy rice nonstarch LPL content at 40 °C was lower than at 30 °C.

Treatment
40 °Ce0
Outcome
nonstarch LPL contente0
Direction
lowere0
Value
83.6 μg/ge0
Qualifier
95.0 μg/ge0
Comparator
30 °Ce0

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“average nonstarch LPL content in paddy rice aged at 20 °C (82.6 μg/g) and 40 °C (83.6 μg/g) was significantly lower than that at 30 °C (95.0 μg/g)”

✓ located verbatim in the source · abstract, characters 326–472 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Milled rice nonstarch LPL at 20 °C was higher than at 30 and 40 °C.

Treatment
20 °Ce0
Outcome
nonstarch LPL contente0
Direction
highere0
Value
78.0 μg/ge0
Comparator
30 and 40 °Ce0

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“nonstarch LPL content of milled rice aged at 20 °C (78.0 μg/g) was significantly higher than that at 30 and 40 °C”

✓ located verbatim in the source · abstract, characters 478–591 · show in text ↑
Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

High temperature and humidity reduced total starch LPC content relative to low humidity.

Treatment
High storage temperature (40 °C) and humidity (95%)e0
Outcome
total starch LPCe0
Direction
reductione0
Comparator
low humidity (50%)e0

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“High storage temperature (40 °C) and humidity (95%) resulted in a significant reduction in rice total starch LPC and LPE content when compared to low humidity (50%)”

✓ located verbatim in the source · abstract, characters 593–757 · show in text ↑
Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

High temperature and humidity reduced total starch LPE content relative to low humidity.

Treatment
High storage temperature (40 °C) and humidity (95%)e0
Outcome
LPE contente0
Direction
reductione0
Comparator
low humidity (50%)e0

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“High storage temperature (40 °C) and humidity (95%) resulted in a significant reduction in rice total starch LPC and LPE content when compared to low humidity (50%)”

✓ located verbatim in the source · abstract, characters 593–757 · show in text ↑
Associationobservedoriginal resultmeasured

Claim · model-written summary

The rice starch to nonstarch LPC16:0 ratio increased with higher storage temperature and humidity.

Treatment
storage temperature and humiditye0
Outcome
ratio of rice starch/nonstarch LPL components such as LPC16:0e0
Direction
increasede0

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“The ratio of rice starch/nonstarch LPL components such as LPC16:0 and LPC18:2 remarkably increased with increased storage temperature and humidity”

✓ located verbatim in the source · abstract, characters 759–905 · show in text ↑
Associationobservedoriginal resultmeasured

Claim · model-written summary

The rice starch to nonstarch LPC18:2 ratio increased with higher storage temperature and humidity.

Treatment
storage temperature and humiditye0
Outcome
LPC18:2e0
Direction
increasede0

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“The ratio of rice starch/nonstarch LPL components such as LPC16:0 and LPC18:2 remarkably increased with increased storage temperature and humidity”

✓ located verbatim in the source · abstract, characters 759–905 · show in text ↑

humidity · molecular: metabolites · Oryza sativa (rice)Positive and negative results

4 papers: 1 positive, 3 negative or no effect

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

  1. positive
  2. negative
  3. negative
See all 4 papers →

humidity · quality: sugar starch · Oryza sativa (rice)Positive and negative results

5 papers: 1 positive, 4 negative or no effect

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

  1. positive
  2. negative
  3. negative

1 paper more in this group

See all 5 papers →

storage · quality: sugar starch · Oryza sativa (rice)Positive and negative results

10 papers: 1 positive, 9 negative or no effect

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

  1. positive
  2. negative
  3. no effect

6 papers more in this group

See all 10 papers →

storage · molecular: metabolites · Oryza sativa (rice)Positive and negative results

14 papers: 7 positive, 7 negative or no effect

6 papers in the same direction as this paper · 7 in the opposite direction

  1. negative
  2. positive
  3. positive

10 papers more in this group

See all 14 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.