Paper · 2005 · International Journal of Food Science & Technology

Microbiological quality of fresh‐cut sweet potatoes

Elif Erturk; David H. Picha

5
claims
11
verbatim quotes
25
citations
1
research areas
—
Not open access

Abstract

Summary Sweet potato roots were dipped in various concentrations of chlorine for 5 min at 1 or 20 °C before and after slicing, and then stored at 2 or 8 °C for 14 days to evaluate the effects of different chlorine treatments and storage temperatures on the microbiological quality of fresh‐cut sweet potato slices. The microflora of fresh‐cut sweet potato slices was dominated by mesophiles, followed by psychrotrophs and fungi initially and during storage. The 2 °C storage was necessary to keep the microbial load at a low level. No spoilage was observed in fresh‐cut sweet potatoes at both storage temperatures for 14 days. Chlorination of sweet potatoes before slicing was not effective in ensuring acceptable microbiological quality of fresh‐cut sweet potatoes. Dipping slices in 200 ppm chlorine at 1 °C reduced the population of all micro‐organisms during storage.

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Claims 5

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Dipping slices in 200 ppm chlorine at 1 °C reduced the microbial population during storage

Taxon
sweet potatoesIpomoea batatast0
Treatment
Dipping slices in 200 ppm chlorine at 1 °Ce1
Outcome
populatione1
Direction
reducede1

Not reportedComparator

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

Ipomoea batatas
Ipomoea batatas · TaxonEarth100 · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

t0

“sweet potatoes”

✓ located verbatim in the source · title, characters 37–51 · show in text ↑
e1

“Dipping slices in 200 ppm chlorine at 1 °C reduced the population”

✓ located verbatim in the source · abstract, characters 767–832 · show in text ↑
Associationobservedoriginal resultpositivemeasured

Claim · model-written summary

The 2 °C storage kept the microbial load at a low level

Taxon
sweet potatoesIpomoea batatast0
Treatment
2 °C storagee2
Outcome
microbial loade2
Direction
lowerinferrede2

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

Ipomoea batatas
Ipomoea batatas · TaxonEarth100 · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

t0

“sweet potatoes”

✓ located verbatim in the source · title, characters 37–51 · show in text ↑
e2

“The 2 °C storage was necessary to keep the microbial load at a low level”

✓ located verbatim in the source · abstract, characters 458–530 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

No spoilage was observed in fresh-cut sweet potatoes at either storage temperature for 14 days

Taxon
sweet potatoesIpomoea batatast0
Outcome
spoilagee3

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

Ipomoea batatas
Ipomoea batatas · TaxonEarth100 · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

t0

“sweet potatoes”

✓ located verbatim in the source · title, characters 37–51 · show in text ↑
e3

“No spoilage was observed”

✓ located verbatim in the source · abstract, characters 532–556 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Chlorination of sweet potatoes before slicing did not improve microbiological quality

Taxon
sweet potatoesIpomoea batatast0
Treatment
Chlorination of sweet potatoes before slicinge4
Outcome
microbiological qualitye4
Direction
no_changeinferrede4

Not reportedComparator

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

Ipomoea batatas
Ipomoea batatas · TaxonEarth100 · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

t0

“sweet potatoes”

✓ located verbatim in the source · title, characters 37–51 · show in text ↑
e4

“Chlorination of sweet potatoes before slicing was not effective in ensuring acceptable microbiological quality”

✓ located verbatim in the source · abstract, characters 627–737 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

The microflora of fresh-cut sweet potato slices was dominated by mesophiles, followed by psychrotrophs and fungi

Taxon
sweet potatoesIpomoea batatast0
Outcome
microflorae5
Qualifier
dominated by mesophiles, followed by psychrotrophs and fungi initially and during storagee6

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

Ipomoea batatas
Ipomoea batatas · TaxonEarth100 · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

t0

“sweet potatoes”

✓ located verbatim in the source · title, characters 37–51 · show in text ↑
e5

“The microflora”

✓ located verbatim in the source · abstract, characters 315–329 · show in text ↑
e6

“was dominated by mesophiles, followed by psychrotrophs and fungi initially and during storage”

✓ located verbatim in the source · abstract, characters 363–456 · show in text ↑

application · pest · Ipomoea batatas (sweet potato)Positive and negative results

3 papers: 2 positive, 1 negative or no effect

1 paper in the same direction as this paper · 1 reporting no difference from an alternative

  1. no effect
  2. positive
See all 3 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.