Paper · 2000 · International sugar journal

Changes of some chemical parameters, involved in sucrose recovery from sugarcane juices, related to the susceptibility or resistance of sugarcane plants to smut (Ustilago scitaminea)

Maritza Martínez; Isabel Medina; S. E. Naranjo; et al.

10
claims
20
verbatim quotes
28
citations
3
research areas
—
Not open access

Abstract

Three varieties of sugarcane, defined by their relative resistance to smut, were used to study chemical parameters involved in sucrose recovery from raw juices. The Barbados variety is extremely susceptible to smut whereas Jaronu is mid-resistant and Mayari is extremely smut resistant. Vegetative sugarcane buds were inoculated with teliospores and cultured in field conditions for 12 months. Infection always resulted in a decrease in the content of reducing sugars of juices, most markedly for Mayari plants, and an increase in the value of pol. The value of brix, remained unchanged for Jaronu and Barbados following infection, but increased for Mayari plants. Soluble polysaccharides and glycoproteins of juices increase after infection in Jaronu and Mayari plants, but decreases for Barbados specimens. On this basis, glycoproteins from sugarcane juices could be considered as a factor of biological resistance to smut.

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Claims 10

Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Barbados was extremely susceptible to smut.

Taxon
sugarcanet0
Material
Barbadose0
Interactor
smute0pathogen
Outcome
extremely susceptible to smute0

Verbatim

e0

“The Barbados variety is extremely susceptible to smut whereas Jaronu is mid-resistant and Mayari is extremely smut resistant.”

✓ located verbatim in the source · abstract, characters 161–286 · show in text ↑
t0

“sugarcane juices”

✓ located verbatim in the source · title, characters 71–87 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Jaronu was mid-resistant to smut.

Taxon
sugarcanet0
Material
Jaronue0
Interactor
smute0pathogen
Outcome
mid-resistante0

Verbatim

e0

“The Barbados variety is extremely susceptible to smut whereas Jaronu is mid-resistant and Mayari is extremely smut resistant.”

✓ located verbatim in the source · abstract, characters 161–286 · show in text ↑
t0

“sugarcane juices”

✓ located verbatim in the source · title, characters 71–87 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Mayari was extremely resistant to smut.

Taxon
sugarcanet0
Material
Mayarie0
Interactor
smute0pathogen
Outcome
extremely smut resistante0

Verbatim

e0

“The Barbados variety is extremely susceptible to smut whereas Jaronu is mid-resistant and Mayari is extremely smut resistant.”

✓ located verbatim in the source · abstract, characters 161–286 · show in text ↑
t0

“sugarcane juices”

✓ located verbatim in the source · title, characters 71–87 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Infection decreased reducing sugar content in juices, especially Mayari.

Taxon
sugarcanet0
Treatment
Infectione0
Outcome
content of reducing sugars of juicese0
Direction
decreasee0
Qualifier
most markedly for Mayari plantse0

Not reportedComparator

Verbatim

e0

“Infection always resulted in a decrease in the content of reducing sugars of juices, most markedly for Mayari plants, and an increase in the value of pol.”

✓ located verbatim in the source · abstract, characters 394–548 · show in text ↑
t0

“sugarcane juices”

✓ located verbatim in the source · title, characters 71–87 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Infection increased pol.

Taxon
sugarcanet0
Treatment
Infectione0
Outcome
value of pole0
Direction
increasee0

Not reportedComparator

Verbatim

e0

“Infection always resulted in a decrease in the content of reducing sugars of juices, most markedly for Mayari plants, and an increase in the value of pol.”

✓ located verbatim in the source · abstract, characters 394–548 · show in text ↑
t0

“sugarcane juices”

✓ located verbatim in the source · title, characters 71–87 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Brix remained unchanged after infection in Jaronu and Barbados.

Taxon
sugarcanet0
Material
Jaronu and Barbadose0
Treatment
infectione0
Outcome
value of brixe0
Direction
remained unchangede0

Not reportedComparator

Verbatim

e0

“The value of brix, remained unchanged for Jaronu and Barbados following infection, but increased for Mayari plants.”

✓ located verbatim in the source · abstract, characters 549–664 · show in text ↑
t0

“sugarcane juices”

✓ located verbatim in the source · title, characters 71–87 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Brix increased after infection in Mayari.

Taxon
sugarcanet0
Material
Mayarie0
Treatment
infectione0
Outcome
value of brixe0
Direction
increasede0

Not reportedComparator

Verbatim

e0

“The value of brix, remained unchanged for Jaronu and Barbados following infection, but increased for Mayari plants.”

✓ located verbatim in the source · abstract, characters 549–664 · show in text ↑
t0

“sugarcane juices”

✓ located verbatim in the source · title, characters 71–87 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Juice soluble polysaccharides and glycoproteins increased after infection in Jaronu and Mayari.

Taxon
sugarcanet0
Material
Jaronu and Mayarie0
Treatment
infectione0
Outcome
Soluble polysaccharides and glycoproteins of juicese0
Direction
increasee0

Not reportedComparator

Verbatim

e0

“Soluble polysaccharides and glycoproteins of juices increase after infection in Jaronu and Mayari plants, but decreases for Barbados specimens.”

✓ located verbatim in the source · abstract, characters 665–808 · show in text ↑
t0

“sugarcane juices”

✓ located verbatim in the source · title, characters 71–87 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Juice soluble polysaccharides and glycoproteins decreased after infection in Barbados.

Taxon
sugarcanet0
Material
Barbadose0
Treatment
infectione0
Outcome
Soluble polysaccharides and glycoproteins of juicese0
Direction
decreasese0

Not reportedComparator

Verbatim

e0

“Soluble polysaccharides and glycoproteins of juices increase after infection in Jaronu and Mayari plants, but decreases for Barbados specimens.”

✓ located verbatim in the source · abstract, characters 665–808 · show in text ↑
t0

“sugarcane juices”

✓ located verbatim in the source · title, characters 71–87 · show in text ↑
Mechanismauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

Juice glycoproteins may contribute to biological resistance to smut.

Taxon
sugarcanet0
Interactor
smute0pathogen
Gene
glycoproteinse0
Outcome
biological resistance to smute0

Verbatim

e0

“glycoproteins from sugarcane juices could be considered as a factor of biological resistance to smut”

✓ located verbatim in the source · abstract, characters 824–924 · show in text ↑
t0

“sugarcane juices”

✓ located verbatim in the source · title, characters 71–87 · show in text ↑

infection · quality: sugar starch · Saccharum officinarum (sugarcane)Positive and negative results

8 papers: 2 positive, 6 negative or no effect

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

  1. positive
  2. positive
  3. negative

4 papers more in this group

See all 8 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.