Paper · 2010 · Food Science

Effect of BTH Treatment on Defense Enzymes in Postharvest Mango Fruits from Different Varieties

Li ShouYing

4
claims
4
verbatim quotes
0
citations
3
research areas
—
Not open access

Abstract

Nang klangwan and Tainong mango fruits were used as the experimental subjects to conduct BTH treatments. The effect of BTH treatment on the activities of major defense enzymes such as phenylalanine ammonia-lyase (PAL),polyphenoloxiase (PPO) and peroxidase (POD) in postharvest fruits was evaluated to explore the disease-resistance mechanisms of mango fruits from different varieties. Results indicated that the activities of PAL,PPO and POD in Tainong mango fruits were obvious higher than those in Nang klangwan mango fruits during storage. However,after treated with BTH,the Mango fruits from both varieties exhibited an obvious increase in the activities of three enzymes. Meanwhile,more increase in the activities of three enzymes was observed in Tainong mango fruits. In addition,there was an obvious correlation between BTH-induced enhancement of disease resistance and the activities of PAL,PPO and POD in fruits.

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Claims 4

Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Tainong fruit had higher PAL, PPO, and POD activity than Nang klangwan during storage.

Material
Tainonge0
Organ / stage
fruitse0
Outcome
activities of PAL,PPO and PODe0
Direction
highere0
Comparator
Nang klangwane0

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

Mangifera indica
Mangifera indica · TaxonBilljones94 · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“the activities of PAL,PPO and POD in Tainong mango fruits were obvious higher than those in Nang klangwan mango fruits during storage.”

✓ located verbatim in the source · abstract, characters 408–542 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

BTH increased three defense enzyme activities in both mango varieties.

Treatment
BTHe0
Outcome
activities of three enzymese0
Direction
increasee0

Not reportedComparator

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

Mangifera indica
Mangifera indica · TaxonBilljones94 · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“after treated with BTH,the Mango fruits from both varieties exhibited an obvious increase in the activities of three enzymes.”

✓ located verbatim in the source · abstract, characters 551–676 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

The BTH-induced enzyme increase was greater in Tainong fruit.

Material
Tainonge0
Outcome
activities of three enzymese0
Direction
more increasee0

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

Mangifera indica
Mangifera indica · TaxonBilljones94 · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“more increase in the activities of three enzymes was observed in Tainong mango fruits.”

✓ located verbatim in the source · abstract, characters 687–773 · show in text ↑
Associationobservedoriginal resultpositivemeasured

Claim · model-written summary

BTH-induced disease resistance correlated with PAL, PPO, and POD activities in mango fruit.

Treatment
BTHe0
Gene
PAL,PPO and PODe0
Outcome
enhancement of disease resistancee0
Direction
correlatione0

Not reportedTaxon

Verbatim

e0

“there was an obvious correlation between BTH-induced enhancement of disease resistance and the activities of PAL,PPO and POD in fruits.”

✓ located verbatim in the source · abstract, characters 786–921 · show in text ↑

acibenzolar-S-methyl · physiology: enzyme activity · Mangifera indica (mango)Results agree

2 papers: 2 positive, 0 negative or no effect

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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.