Paper · 2024 · Physiologia Plantarum

Comprehensive analysis of Trichoderma ressei mediated CO2 stress attenuating responses and de novo transcriptome sequencing of rice flag leaf

Nishtha Mishra; Priti Prasad; Sahil Mahfooz; et al.

8
claims
16
verbatim quotes
2
citations
2
research areas
—
Not open access

Abstract

Abstract The objective of this study was to investigate the alterations in physiological, biochemical, and transcriptional reactions in the flag leaf of rice following the application of Trichoderma as a biofertilizer (BF) at both ambient (aCO 2 ; 395 ppm) and enhanced (eCO 2 ; 550 ppm) carbon dioxide levels. A comparatively smaller percentage change was observed in the photosynthetic parameters, including photosynthetic rate, respiration, and stomatal conductance, subsequent to the introduction of BF in the elevated carbon dioxide (eCO 2 ) environment. Furthermore, biochemical analysis revealed a noteworthy elevation in photosynthetic pigments, total sugar, proline, and ascorbate peroxidase concentration levels in plants treated with BF under ambient and increased carbon dioxide conditions. The buildup of indole‐3‐acetic acid (IAA) was shown to be increased in rice treated with BF under both conditions. Moreover, ICP‐MS analysis demonstrated an augmentation in the levels of vital micronutrients in the experimental group while observing no alterations in the carbon‐to‐nitrogen ratio within the flag leaf. The examination of transcriptional responses in the flag leaf demonstrated an increase in the expression of genes associated with the photosynthetic system, amino acid metabolism, several transporters, including aquaporin, and the phosphate pathway, as well as carbon and nitrogen metabolism. Hence, our work elucidates the effective role of Trichoderma in mitigating the adverse consequences associated with elevated levels of atmospheric carbon dioxide (eCO 2 ).

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Claims 8

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Trichoderma biofertilizer produced a smaller percentage change in rice flag-leaf photosynthetic rate, respiration and stomatal conductance under elevated CO2.

Organ / stage
flag leafe0
Treatment
Trichoderma as a biofertilizer (BF)e0
Interactor
TrichodermaTrichodermae0symbiont
Outcome
photosynthetic parameters, including photosynthetic rate, respiration, and stomatal conductancee1
Direction
smaller percentage changee1
Setting
elevated carbon dioxide (eCO 2 ) environmente1

Not reportedComparator

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 ↗
Trichoderma
Trichoderma · Interactor · picture of the genus (one of its species)US Department of Agriculture, Agricultural Research Service, Systematic Botany and Mycology Laboratory, [1] · Public domain · Wikimedia Commons ↗

Verbatim

e0

“flag leaf of rice following the application of Trichoderma as a biofertilizer (BF) at both ambient (aCO 2 ; 395 ppm) and enhanced (eCO 2 ; 550 ppm) carbon dioxide levels”

✓ located verbatim in the source · abstract, characters 140–309 · show in text ↑
e1

“A comparatively smaller percentage change was observed in the photosynthetic parameters, including photosynthetic rate, respiration, and stomatal conductance, subsequent to the introduction of BF in the elevated carbon dioxide (eCO 2 ) environment”

✓ located verbatim in the source · abstract, characters 311–558 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Trichoderma biofertilizer raised photosynthetic pigments, total sugar and proline in rice flag leaves under ambient and elevated CO2.

Organ / stage
flag leafe0
Treatment
Trichoderma as a biofertilizer (BF)e0
Interactor
TrichodermaTrichodermae0symbiont
Outcome
photosynthetic pigments, total sugar, prolinee2
Direction
elevatione2
Setting
ambient and increased carbon dioxide conditionse2

Not reportedComparator

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 ↗
Trichoderma
Trichoderma · Interactor · picture of the genus (one of its species)US Department of Agriculture, Agricultural Research Service, Systematic Botany and Mycology Laboratory, [1] · Public domain · Wikimedia Commons ↗

Verbatim

e0

“flag leaf of rice following the application of Trichoderma as a biofertilizer (BF) at both ambient (aCO 2 ; 395 ppm) and enhanced (eCO 2 ; 550 ppm) carbon dioxide levels”

✓ located verbatim in the source · abstract, characters 140–309 · show in text ↑
e2

“biochemical analysis revealed a noteworthy elevation in photosynthetic pigments, total sugar, proline, and ascorbate peroxidase concentration levels in plants treated with BF under ambient and increased carbon dioxide conditions”

✓ located verbatim in the source · abstract, characters 573–801 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Trichoderma biofertilizer raised ascorbate peroxidase concentration in rice flag leaves under ambient and elevated CO2.

Organ / stage
flag leafe0
Treatment
Trichoderma as a biofertilizer (BF)e0
Interactor
TrichodermaTrichodermae0symbiont
Gene
ascorbate peroxidasee2
Outcome
ascorbate peroxidase concentration levelse2
Direction
elevatione2
Setting
ambient and increased carbon dioxide conditionse2

Not reportedComparator

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 ↗
Trichoderma
Trichoderma · Interactor · picture of the genus (one of its species)US Department of Agriculture, Agricultural Research Service, Systematic Botany and Mycology Laboratory, [1] · Public domain · Wikimedia Commons ↗

Verbatim

e0

“flag leaf of rice following the application of Trichoderma as a biofertilizer (BF) at both ambient (aCO 2 ; 395 ppm) and enhanced (eCO 2 ; 550 ppm) carbon dioxide levels”

✓ located verbatim in the source · abstract, characters 140–309 · show in text ↑
e2

“biochemical analysis revealed a noteworthy elevation in photosynthetic pigments, total sugar, proline, and ascorbate peroxidase concentration levels in plants treated with BF under ambient and increased carbon dioxide conditions”

✓ located verbatim in the source · abstract, characters 573–801 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Trichoderma biofertilizer increased indole-3-acetic acid buildup in rice under both CO2 conditions.

Organ / stage
flag leafe0
Treatment
Trichoderma as a biofertilizer (BF)e0
Interactor
TrichodermaTrichodermae0symbiont
Outcome
buildup of indole‐3‐acetic acid (IAA)e4
Direction
increasede4

Not reportedComparator

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 ↗
Trichoderma
Trichoderma · Interactor · picture of the genus (one of its species)US Department of Agriculture, Agricultural Research Service, Systematic Botany and Mycology Laboratory, [1] · Public domain · Wikimedia Commons ↗

Verbatim

e0

“flag leaf of rice following the application of Trichoderma as a biofertilizer (BF) at both ambient (aCO 2 ; 395 ppm) and enhanced (eCO 2 ; 550 ppm) carbon dioxide levels”

✓ located verbatim in the source · abstract, characters 140–309 · show in text ↑
e4

“The buildup of indole‐3‐acetic acid (IAA) was shown to be increased in rice treated with BF under both conditions”

✓ located verbatim in the source · abstract, characters 803–916 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Trichoderma biofertilizer increased the levels of vital micronutrients in rice treated with it, by ICP-MS.

Treatment
Trichoderma as a biofertilizer (BF)e0
Interactor
TrichodermaTrichodermae0symbiont
Outcome
levels of vital micronutrientse5
Direction
augmentatione5

Not reportedComparator

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 ↗
Trichoderma
Trichoderma · Interactor · picture of the genus (one of its species)US Department of Agriculture, Agricultural Research Service, Systematic Botany and Mycology Laboratory, [1] · Public domain · Wikimedia Commons ↗

Verbatim

e0

“flag leaf of rice following the application of Trichoderma as a biofertilizer (BF) at both ambient (aCO 2 ; 395 ppm) and enhanced (eCO 2 ; 550 ppm) carbon dioxide levels”

✓ located verbatim in the source · abstract, characters 140–309 · show in text ↑
e5

“ICP‐MS analysis demonstrated an augmentation in the levels of vital micronutrients in the experimental group”

✓ located verbatim in the source · abstract, characters 928–1036 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Trichoderma biofertilizer caused no change in the carbon-to-nitrogen ratio of rice flag leaves.

Organ / stage
flag leafe6
Treatment
Trichoderma as a biofertilizer (BF)e0
Interactor
TrichodermaTrichodermae0symbiont
Outcome
carbon‐to‐nitrogen ratioe6
Direction
no alterationse6

Not reportedComparator

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 ↗
Trichoderma
Trichoderma · Interactor · picture of the genus (one of its species)US Department of Agriculture, Agricultural Research Service, Systematic Botany and Mycology Laboratory, [1] · Public domain · Wikimedia Commons ↗

Verbatim

e0

“flag leaf of rice following the application of Trichoderma as a biofertilizer (BF) at both ambient (aCO 2 ; 395 ppm) and enhanced (eCO 2 ; 550 ppm) carbon dioxide levels”

✓ located verbatim in the source · abstract, characters 140–309 · show in text ↑
e6

“observing no alterations in the carbon‐to‐nitrogen ratio within the flag leaf”

✓ located verbatim in the source · abstract, characters 1043–1120 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Trichoderma biofertilizer increased expression of genes for the photosynthetic system, amino acid metabolism and transporters including aquaporin in rice flag leaves.

Organ / stage
flag leafe0
Treatment
Trichoderma as a biofertilizer (BF)e0
Interactor
TrichodermaTrichodermae0symbiont
Outcome
expression of genes associated with the photosynthetic system, amino acid metabolism, several transporters, including aquaporine7
Direction
increasee7

Not reportedComparator

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 ↗
Trichoderma
Trichoderma · Interactor · picture of the genus (one of its species)US Department of Agriculture, Agricultural Research Service, Systematic Botany and Mycology Laboratory, [1] · Public domain · Wikimedia Commons ↗

Verbatim

e0

“flag leaf of rice following the application of Trichoderma as a biofertilizer (BF) at both ambient (aCO 2 ; 395 ppm) and enhanced (eCO 2 ; 550 ppm) carbon dioxide levels”

✓ located verbatim in the source · abstract, characters 140–309 · show in text ↑
e7

“an increase in the expression of genes associated with the photosynthetic system, amino acid metabolism, several transporters, including aquaporin, and the phosphate pathway, as well as carbon and nitrogen metabolism”

✓ located verbatim in the source · abstract, characters 1197–1413 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Trichoderma biofertilizer increased expression of genes for the phosphate pathway and for carbon and nitrogen metabolism in rice flag leaves.

Organ / stage
flag leafe0
Treatment
Trichoderma as a biofertilizer (BF)e0
Interactor
TrichodermaTrichodermae0symbiont
Outcome
the phosphate pathway, as well as carbon and nitrogen metabolisme7
Direction
increasee7

Not reportedComparator

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 ↗
Trichoderma
Trichoderma · Interactor · picture of the genus (one of its species)US Department of Agriculture, Agricultural Research Service, Systematic Botany and Mycology Laboratory, [1] · Public domain · Wikimedia Commons ↗

Verbatim

e0

“flag leaf of rice following the application of Trichoderma as a biofertilizer (BF) at both ambient (aCO 2 ; 395 ppm) and enhanced (eCO 2 ; 550 ppm) carbon dioxide levels”

✓ located verbatim in the source · abstract, characters 140–309 · show in text ↑
e7

“an increase in the expression of genes associated with the photosynthetic system, amino acid metabolism, several transporters, including aquaporin, and the phosphate pathway, as well as carbon and nitrogen metabolism”

✓ located verbatim in the source · abstract, characters 1197–1413 · show in text ↑

Trichoderma · molecular: expression · Oryza sativa (rice)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. no effect
  2. positive
See all 3 papers →

Trichoderma · molecular: metabolites · Oryza sativa (rice)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 →

Trichoderma · physiology: photosynthesis · Oryza sativa (rice)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 →

Trichoderma · physiology: antioxidant enzymes · Oryza sativa (rice)Results agree

8 papers: 8 positive, 0 negative or no effect

7 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

4 papers more in this group

See all 8 papers →

inoculation · physiology: hormones · Oryza sativa (rice)Positive and negative results

13 papers: 9 positive, 4 negative or no effect

8 papers in the same direction as this paper · 4 in the opposite direction

  1. no effect
  2. negative
  3. no effect

9 papers more in this group

See all 13 papers →

inoculation · physiology: photosynthesis · Oryza sativa (rice)Positive and negative results

35 papers: 30 positive, 5 negative or no effect

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

  1. no effect
  2. negative
  3. no effect

31 papers more in this group

See all 35 papers →

inoculation · physiology: antioxidant enzymes · Oryza sativa (rice)Positive and negative results

37 papers: 34 positive, 3 negative or no effect

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

  1. negative
  2. negative
  3. negative

33 papers more in this group

See all 37 papers →

inoculation · molecular: expression · Oryza sativa (rice)Positive and negative results

56 papers: 51 positive, 5 negative or no effect

50 papers in the same direction as this paper · 4 in the opposite direction · 1 reporting no difference from an alternative

  1. no effect
  2. no effect
  3. negative

52 papers more in this group

See all 56 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.