Paper · 2017 · Journal of Phytopathology

Arbuscular mycorrhiza‐mediated resistance in tomato against Cladosporium fulvum‐induced mould disease

Yue‐Yan Wang; Qiu‐Shuang Yin; Yue Qu; et al.

10
claims
24
verbatim quotes
55
citations
2
research areas
—
Not open access

Abstract

Abstract Root colonization with arbuscular mycorrhizal fungi ( AMF ) enhances plant resistance particularly against soil‐borne pathogenic fungi. In this study, mycorrhizal inoculation with Glomus mosseae ( Gm ) significantly alleviated tomato mould disease caused by the air‐borne fungal pathogen, Cladosporium fulvum ( Cf ). The disease index ( DI ) in local leaves (receiving pathogen inoculation) and systemic leaves (just above the local leaf without pathogen inoculation) was 36.4% and 11.7% in mycorrhizal plants, respectively, whereas DI was 59.6% and 36.4% in the corresponding leaves of AMF non‐inoculated plants, after 50 days of Gm inoculation, corresponding to 15 days after Cf inoculation by leaf infiltration. Foliar spray inoculation with Cf also revealed that AMF pre‐inoculated plants had a higher resistance against subsequent pathogen infection, where the DI was 41.3% in mycorrhizal plants vs. 64.4% in AMF non‐inoculated plants. AMF ‐inoculated plants showed significantly higher fresh and dry weight than non‐inoculated plants under both control (without pathogen) and pathogen treatments. AMF ‐inoculated plants exhibited significant increases in activities of superoxide dismutase and peroxidase, along with decreases in levels of H 2 O 2 and malondialdehyde, compared with non‐inoculated plants after pathogen inoculation. AMF inoculation led to increases in total chlorophyll contents and net photosynthesis rate as compared with non‐inoculated plants under control and pathogen infection. Pathogen infection on AMF non‐inoculated plants led to decreases in chlorophyll fluorescence parameters. However, pathogen infection did not affect these parameters in mycorrhizal plants. Taken together, these results indicate that AMF colonization may play an important role in plant resistance against air‐borne pathogen infection by maintaining redox poise and photosynthetic activity.

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The text the model read, with the source record’s inline markup (italics, sub- and superscripts) rendered and its character entities decoded; quote offsets refer to the raw text.

Claims 10

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Mycorrhizal inoculation significantly alleviated tomato mould disease.

Treatment
mycorrhizal inoculation with Glomus mosseae ( Gm )e0
Interactor
Cladosporium fulvum ( Cf )Fulvia fulvae0pathogen
Second interactor
Glomus mosseae ( Gm )Funneliformis mosseaee0symbiont
Outcome
tomato mould diseasee0
Direction
alleviatede0

Not reportedComparator

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

Solanum lycopersicum
Solanum lycopersicum · TaxonKod B · CC BY-SA 4.0 · Wikimedia Commons ↗
Fulvia fulva
Fulvia fulva · InteractorGoldlocki · CC BY-SA 3.0 · Wikimedia Commons ↗
Funneliformis mosseae
Funneliformis mosseae · Second interactor · picture from its Wikimedia Commons categorySamson90 · CC0 · Wikimedia Commons ↗

Verbatim

e0

“mycorrhizal inoculation with Glomus mosseae ( Gm ) significantly alleviated tomato mould disease caused by the air‐borne fungal pathogen, Cladosporium fulvum ( Cf )”

✓ located verbatim in the source · abstract, characters 160–324 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Local leaf disease index was 36.4% in mycorrhizal plants versus 59.6% in noninoculated plants.

Organ / stage
local leavese0
Treatment
mycorrhizal plantse0
Interactor
Cladosporium fulvum ( Cf )Fulvia fulvae1pathogen
Second interactor
Glomus mosseae ( Gm )Funneliformis mosseaee1symbiont
Outcome
disease index ( DI ) in local leavese0
Direction
lowerinferrede0
Value
36.4%e0
Qualifier
59.6%e0
Comparator
AMF non‐inoculated plantse0

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

Solanum lycopersicum
Solanum lycopersicum · TaxonKod B · CC BY-SA 4.0 · Wikimedia Commons ↗
Fulvia fulva
Fulvia fulva · InteractorGoldlocki · CC BY-SA 3.0 · Wikimedia Commons ↗
Funneliformis mosseae
Funneliformis mosseae · Second interactor · picture from its Wikimedia Commons categorySamson90 · CC0 · Wikimedia Commons ↗

Verbatim

e0

“The disease index ( DI ) in local leaves (receiving pathogen inoculation) and systemic leaves (just above the local leaf without pathogen inoculation) was 36.4% and 11.7% in mycorrhizal plants, respectively, whereas DI was 59.6% and 36.4% in the corresponding leaves of AMF non‐inoculated plants”

✓ located verbatim in the source · abstract, characters 326–621 · show in text ↑
t0

“tomato”

✓ located verbatim in the source · title, characters 45–51 · show in text ↑
e1

“In this study, mycorrhizal inoculation with Glomus mosseae ( Gm ) significantly alleviated tomato mould disease caused by the air‐borne fungal pathogen, Cladosporium fulvum ( Cf )”

✓ located verbatim in the source · abstract, characters 145–324 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Systemic leaf disease index was 11.7% in mycorrhizal plants versus 36.4% in noninoculated plants.

Organ / stage
systemic leavese0
Treatment
mycorrhizal plantse0
Interactor
Cladosporium fulvum ( Cf )Fulvia fulvae1pathogen
Second interactor
Glomus mosseae ( Gm )Funneliformis mosseaee1symbiont
Outcome
systemic leavese0
Direction
lowerinferrede0
Value
11.7%e0
Qualifier
36.4%e0
Comparator
AMF non‐inoculated plantse0

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

Solanum lycopersicum
Solanum lycopersicum · TaxonKod B · CC BY-SA 4.0 · Wikimedia Commons ↗
Fulvia fulva
Fulvia fulva · InteractorGoldlocki · CC BY-SA 3.0 · Wikimedia Commons ↗
Funneliformis mosseae
Funneliformis mosseae · Second interactor · picture from its Wikimedia Commons categorySamson90 · CC0 · Wikimedia Commons ↗

Verbatim

e0

“The disease index ( DI ) in local leaves (receiving pathogen inoculation) and systemic leaves (just above the local leaf without pathogen inoculation) was 36.4% and 11.7% in mycorrhizal plants, respectively, whereas DI was 59.6% and 36.4% in the corresponding leaves of AMF non‐inoculated plants”

✓ located verbatim in the source · abstract, characters 326–621 · show in text ↑
t0

“tomato”

✓ located verbatim in the source · title, characters 45–51 · show in text ↑
e1

“In this study, mycorrhizal inoculation with Glomus mosseae ( Gm ) significantly alleviated tomato mould disease caused by the air‐borne fungal pathogen, Cladosporium fulvum ( Cf )”

✓ located verbatim in the source · abstract, characters 145–324 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

With foliar spray pathogen inoculation, disease index was 41.3% in mycorrhizal plants versus 64.4% in noninoculated plants.

Treatment
AMF pre‐inoculated plantse0
Interactor
Cfe0pathogen
Second interactor
AMFe0symbiont
Outcome
DIe0
Direction
higher resistancee0
Value
41.3%e0
Qualifier
64.4%e0
Comparator
AMF non‐inoculated plantse0

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

Solanum lycopersicum
Solanum lycopersicum · TaxonKod B · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Foliar spray inoculation with Cf also revealed that AMF pre‐inoculated plants had a higher resistance against subsequent pathogen infection, where the DI was 41.3% in mycorrhizal plants vs. 64.4% in AMF non‐inoculated plants”

✓ located verbatim in the source · abstract, characters 724–948 · show in text ↑
t0

“tomato”

✓ located verbatim in the source · title, characters 45–51 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

AMF inoculation significantly raised fresh and dry weight under both control and pathogen treatments.

Treatment
AMF ‐inoculated plantse0
Interactor
AMFe0symbiont
Outcome
fresh and dry weighte0
Direction
highere0
Qualifier
under both control (without pathogen) and pathogen treatmentse0
Comparator
non‐inoculated plantse0

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

Solanum lycopersicum
Solanum lycopersicum · TaxonKod B · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“AMF ‐inoculated plants showed significantly higher fresh and dry weight than non‐inoculated plants under both control (without pathogen) and pathogen treatments”

✓ located verbatim in the source · abstract, characters 950–1110 · show in text ↑
t0

“tomato”

✓ located verbatim in the source · title, characters 45–51 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

AMF inoculation significantly increased superoxide dismutase and peroxidase activities after pathogen inoculation.

Treatment
AMF ‐inoculated plantse0
Interactor
AMFe0symbiont
Outcome
activities of superoxide dismutase and peroxidasee0
Direction
increasese0
Qualifier
after pathogen inoculatione0
Comparator
non‐inoculated plantse0

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

Solanum lycopersicum
Solanum lycopersicum · TaxonKod B · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“AMF ‐inoculated plants exhibited significant increases in activities of superoxide dismutase and peroxidase, along with decreases in levels of H 2 O 2 and malondialdehyde, compared with non‐inoculated plants after pathogen inoculation”

✓ located verbatim in the source · abstract, characters 1112–1346 · show in text ↑
t0

“tomato”

✓ located verbatim in the source · title, characters 45–51 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

AMF inoculation decreased hydrogen peroxide and malondialdehyde levels after pathogen inoculation.

Treatment
AMF ‐inoculated plantse0
Interactor
AMFe0symbiont
Outcome
levels of H 2 O 2 and malondialdehydee0
Direction
decreasese0
Qualifier
after pathogen inoculatione0
Comparator
non‐inoculated plantse0

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

Solanum lycopersicum
Solanum lycopersicum · TaxonKod B · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“AMF ‐inoculated plants exhibited significant increases in activities of superoxide dismutase and peroxidase, along with decreases in levels of H 2 O 2 and malondialdehyde, compared with non‐inoculated plants after pathogen inoculation”

✓ located verbatim in the source · abstract, characters 1112–1346 · show in text ↑
t0

“tomato”

✓ located verbatim in the source · title, characters 45–51 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

AMF inoculation increased total chlorophyll and net photosynthesis under control and pathogen infection.

Treatment
AMF inoculatione0
Interactor
AMFe0symbiont
Outcome
total chlorophyll contents and net photosynthesis ratee0
Direction
increasese0
Qualifier
under control and pathogen infectione0
Comparator
non‐inoculated plantse0

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

Solanum lycopersicum
Solanum lycopersicum · TaxonKod B · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“AMF inoculation led to increases in total chlorophyll contents and net photosynthesis rate as compared with non‐inoculated plants under control and pathogen infection”

✓ located verbatim in the source · abstract, characters 1348–1514 · show in text ↑
t0

“tomato”

✓ located verbatim in the source · title, characters 45–51 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Pathogen infection decreased chlorophyll fluorescence parameters without AMF.

Treatment
Pathogen infectione0
Interactor
Cladosporium fulvum ( Cf )Fulvia fulvae1pathogen
Outcome
chlorophyll fluorescence parameterse0
Direction
decreasese0
Qualifier
AMF non‐inoculated plantse0

Not reportedComparator

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

Solanum lycopersicum
Solanum lycopersicum · TaxonKod B · CC BY-SA 4.0 · Wikimedia Commons ↗
Fulvia fulva
Fulvia fulva · InteractorGoldlocki · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Pathogen infection on AMF non‐inoculated plants led to decreases in chlorophyll fluorescence parameters”

✓ located verbatim in the source · abstract, characters 1516–1619 · show in text ↑
t0

“tomato”

✓ located verbatim in the source · title, characters 45–51 · show in text ↑
e1

“In this study, mycorrhizal inoculation with Glomus mosseae ( Gm ) significantly alleviated tomato mould disease caused by the air‐borne fungal pathogen, Cladosporium fulvum ( Cf )”

✓ located verbatim in the source · abstract, characters 145–324 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Pathogen infection did not affect chlorophyll fluorescence parameters in mycorrhizal plants.

Treatment
pathogen infectione0
Interactor
Cladosporium fulvum ( Cf )Fulvia fulvae1pathogen
Outcome
chlorophyll fluorescence parameterse2
Direction
did not affecte0
Qualifier
mycorrhizal plantse0

Not reportedComparator

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

Solanum lycopersicum
Solanum lycopersicum · TaxonKod B · CC BY-SA 4.0 · Wikimedia Commons ↗
Fulvia fulva
Fulvia fulva · InteractorGoldlocki · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“However, pathogen infection did not affect these parameters in mycorrhizal plants”

✓ located verbatim in the source · abstract, characters 1621–1702 · show in text ↑
t0

“tomato”

✓ located verbatim in the source · title, characters 45–51 · show in text ↑
e2

“Pathogen infection on AMF non‐inoculated plants led to decreases in chlorophyll fluorescence parameters”

✓ located verbatim in the source · abstract, characters 1516–1619 · show in text ↑
e1

“In this study, mycorrhizal inoculation with Glomus mosseae ( Gm ) significantly alleviated tomato mould disease caused by the air‐borne fungal pathogen, Cladosporium fulvum ( Cf )”

✓ located verbatim in the source · abstract, characters 145–324 · show in text ↑

mycorrhiza · physiology: oxidative · Solanum lycopersicum (tomato)Results differ

16 papers: 16 positive, 0 negative or no effect

15 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

12 papers more in this group

See all 16 papers →

infection · Fulvia fulva · Solanum lycopersicum (tomato)Positive and negative results

3 papers: 2 positive, 1 negative or no effect

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

  1. negative
  2. positive
See all 3 papers →

mycorrhiza · physiology: photosynthesis · Solanum lycopersicum (tomato)Positive and negative results

19 papers: 18 positive, 1 negative or no effect

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

  1. positive
  2. positive
  3. no effect

15 papers more in this group

See all 19 papers →

inoculation · physiology: photosynthesis · Solanum lycopersicum (tomato)Positive and negative results

33 papers: 30 positive, 3 negative or no effect

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

  1. no effect
  2. no effect
  3. negative

29 papers more in this group

See all 33 papers →

mycorrhiza · disease · Solanum lycopersicum (tomato)Positive and negative results

37 papers: 31 positive, 6 negative or no effect

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

  1. negative
  2. positive
  3. negative

33 papers more in this group

See all 37 papers →

mycorrhiza · growth · Solanum lycopersicum (tomato)Positive and negative results

144 papers: 127 positive, 17 negative or no effect

126 papers in the same direction as this paper · 15 in the opposite direction · 2 reporting no difference from an alternative

  1. positive
  2. no effect
  3. no effect

140 papers more in this group

See all 144 papers →

transgenic · Fulvia fulva · Solanum lycopersicum (tomato)Results agree

2 papers: 2 positive, 0 negative or no effect

1 paper in the same direction as this paper

  1. positive
See all 2 papers →

inoculation · Fulvia fulva · Solanum lycopersicum (tomato)Results agree

3 papers: 3 positive, 0 negative or no effect

2 papers in the same direction as this paper

  1. positive
  2. positive
See all 3 papers →

8 of 9 groups shown: named compounds and organisms first, then groups whose results differ (checked claim by claim), then those with positive and negative results, then the smaller groups.

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.