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Photosynthesis in the water‐stressed C4grassSetaria sphacelatais mainly limited by stomata with both rapidly and slowly imposed water deficits 3

Show all 3 →
Mechanismauthor interpretationoriginal resultbasis n/a

Claim · model-written summary

Stomatal limitation to CO2 diffusion is the main reason for the decrease in photosynthesis.

Taxon
Setaria sphacelata var. splendidaSetaria sphacelata var. splendidae1
Outcome
decrease in photosynthesise2
Qualifier
stomatal limitation to CO 2 diffusion is the main reasone2

Verbatim

e1

“A comparison of the effects of a rapid and a slowly imposed water deficit on photosynthesis was performed in Setaria sphacelata var. splendida (Stapf) Clayton”

✓ located verbatim in the source · abstract, characters 0–158
e2

“stomatal limitation to CO 2 diffusion is the main reason for the decrease in photosynthesis”

✓ located verbatim in the source · abstract, characters 2164–2255

Title

Photosynthesis in the water‐stressed C4grassSetaria sphacelatais mainly limited by stomata with both rapidly and slowly imposed water deficits

Jorge Marques Da Silva; Maria Celeste Arrabaça Physiologia Plantarum 2004. doi:10.1111/j.1399-3054.2004.00328.x

Other claims from this paper (9)
Mechanismhypothesisoriginal resultbasis n/a

Claim · model-written summary

The decrease in photosynthetic pigments may be an adaptation to stress rather than a limiting factor.

Taxon
Setaria sphacelata var. splendidaSetaria sphacelata var. splendidae1
Outcome
decrease observed in photosynthetic pigmentse2
Qualifier
an adaptation to stress rather than a limiting factore2

Verbatim

e1

“A comparison of the effects of a rapid and a slowly imposed water deficit on photosynthesis was performed in Setaria sphacelata var. splendida (Stapf) Clayton”

✓ located verbatim in the source · abstract, characters 0–158
e2

“The decrease observed in photosynthetic pigments may be an adaptation to stress rather than a limiting factor to photosynthesis”

✓ located verbatim in the source · abstract, characters 1954–2081

Title

Photosynthesis in the water‐stressed C4grassSetaria sphacelatais mainly limited by stomata with both rapidly and slowly imposed water deficits

Jorge Marques Da Silva; Maria Celeste Arrabaça Physiologia Plantarum 2004. doi:10.1111/j.1399-3054.2004.00328.x

Other claims from this paper (9)
Mechanismauthor interpretationoriginal resultbasis n/a

Claim · model-written summary

The decrease in effective PSII efficiency is suggested to be mainly due to closure of PSII reaction centres.

Taxon
Setaria sphacelata var. splendidaSetaria sphacelata var. splendidae1
Outcome
effective photochemical efficiency of PSIIe7
Qualifier
closure of PSII reaction centrese3

Verbatim

e1

“A comparison of the effects of a rapid and a slowly imposed water deficit on photosynthesis was performed in Setaria sphacelata var. splendida (Stapf) Clayton”

✓ located verbatim in the source · abstract, characters 0–158
e7

“the effective photochemical efficiency of PSII (Δ F / F ′ m ) measured under high actinic light decreased linearly in both types of stress, although in a more pronounced way under rapid stress”

✓ located verbatim in the source · abstract, characters 1440–1632
e3

“is mainly due to the closure of PSII reaction centres”

✓ located verbatim in the source · abstract, characters 1723–1776

Title

Photosynthesis in the water‐stressed C4grassSetaria sphacelatais mainly limited by stomata with both rapidly and slowly imposed water deficits

Jorge Marques Da Silva; Maria Celeste Arrabaça Physiologia Plantarum 2004. doi:10.1111/j.1399-3054.2004.00328.x

Other claims from this paper (9)

Changes in H+-ATP Synthase Activity, Proton Electrochemical Gradient, and pH in Pea Chloroplast Can Be Connected with Variation Potential 3

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Mechanismauthor interpretationoriginal resultbasis n/a

Claim · model-written summary

The decrease in H(+)-ATP synthase activity likely contributed to acidification of the chloroplast lumen in pea.

Outcome
acidification of the chloroplast lumene3
Qualifier
This decrease likely contributede3

Verbatim

e1

“We reveal that inactivation of photosynthesis in the pea, including inactivation of dark and light reactions, was connected with the VP”

✓ located verbatim in the source · abstract, characters 541–676
e3

“This decrease likely contributed to the acidification of the chloroplast lumen, which developed after VP induction”

✓ located verbatim in the source · abstract, characters 870–984

Title

Changes in H+-ATP Synthase Activity, Proton Electrochemical Gradient, and pH in Pea Chloroplast Can Be Connected with Variation Potential

Vladimir Sukhov; Lyubov Surova; Ekaterina Morozova; et al. Frontiers in Plant Science 2016. doi:10.3389/fpls.2016.01092

Other claims from this paper (6)
Mechanismhypothesisoriginal resultnegativebasis n/a

Claim · model-written summary

Stroma acidification can decrease electron flow through photosystem I.

Outcome
electron flow through photosystem Ie5
Qualifier
stroma acidification can decreasee5

Verbatim

e1

“We reveal that inactivation of photosynthesis in the pea, including inactivation of dark and light reactions, was connected with the VP”

✓ located verbatim in the source · abstract, characters 541–676
e5

“stroma acidification can decrease electron flow through photosystem I, and lumen acidification induces growth of fluorescence non-photochemical quenching and decreases electron flow through photosystem II”

✓ located verbatim in the source · abstract, characters 1209–1413

Title

Changes in H+-ATP Synthase Activity, Proton Electrochemical Gradient, and pH in Pea Chloroplast Can Be Connected with Variation Potential

Vladimir Sukhov; Lyubov Surova; Ekaterina Morozova; et al. Frontiers in Plant Science 2016. doi:10.3389/fpls.2016.01092

Other claims from this paper (6)
Mechanismhypothesisoriginal resultnegativebasis n/a

Claim · model-written summary

Lumen acidification induces growth of fluorescence non-photochemical quenching and decreases electron flow through photosystem II.

Outcome
electron flow through photosystem IIe5
Qualifier
lumen acidification induces growth of fluorescence non-photochemical quenchinge5

Verbatim

e1

“We reveal that inactivation of photosynthesis in the pea, including inactivation of dark and light reactions, was connected with the VP”

✓ located verbatim in the source · abstract, characters 541–676
e5

“stroma acidification can decrease electron flow through photosystem I, and lumen acidification induces growth of fluorescence non-photochemical quenching and decreases electron flow through photosystem II”

✓ located verbatim in the source · abstract, characters 1209–1413

Title

Changes in H+-ATP Synthase Activity, Proton Electrochemical Gradient, and pH in Pea Chloroplast Can Be Connected with Variation Potential

Vladimir Sukhov; Lyubov Surova; Ekaterina Morozova; et al. Frontiers in Plant Science 2016. doi:10.3389/fpls.2016.01092

Other claims from this paper (6)

Acetylation proteomics and metabolomics analyses reveal the involvement of starch synthase undergoing acetylation modification during UV-B stress resistance in Rhododendron Chrysanthum Pall 3

Show all 3 →
Observationobservedoriginal resultmeasured

Claim · model-written summary

A total of 945 acetylation sites were identified in R. chrysanthum under UV-B stress.

Taxon
R. chrysanthumRhododendron aureume0
Outcome
acetylation sitese1
Value
945e1

Verbatim

e0

“In this study, R. chrysanthum OJIP curves indicated that UV-B stress damaged the receptor side of the PSII reaction center, with a decrease in photosynthesis, a decrease in sucrose content and an increase in starch content”

✓ located verbatim in the source · abstract, characters 583–805
e1

“A total of 807 differentially expressed proteins, 685 differentially acetylated proteins and 945 acetylation sites were identified by quantitative proteomic and acetylation modification histological analysis”

✓ located verbatim in the source · abstract, characters 807–1014

Title

Acetylation proteomics and metabolomics analyses reveal the involvement of starch synthase undergoing acetylation modification during UV-B stress resistance in Rhododendron Chrysanthum Pall

Meiqi Liu; Li Sun; Yuhang Cao; et al. Hereditas 2024. doi:10.1186/s41065-024-00320-4

Other claims from this paper (13)
Observationobservedoriginal resultmeasured

Claim · model-written summary

A total of 807 differentially expressed proteins were identified in R. chrysanthum under UV-B stress.

Taxon
R. chrysanthumRhododendron aureume0
Outcome
differentially expressed proteinse1
Value
807e1

Verbatim

e0

“In this study, R. chrysanthum OJIP curves indicated that UV-B stress damaged the receptor side of the PSII reaction center, with a decrease in photosynthesis, a decrease in sucrose content and an increase in starch content”

✓ located verbatim in the source · abstract, characters 583–805
e1

“A total of 807 differentially expressed proteins, 685 differentially acetylated proteins and 945 acetylation sites were identified by quantitative proteomic and acetylation modification histological analysis”

✓ located verbatim in the source · abstract, characters 807–1014

Title

Acetylation proteomics and metabolomics analyses reveal the involvement of starch synthase undergoing acetylation modification during UV-B stress resistance in Rhododendron Chrysanthum Pall

Meiqi Liu; Li Sun; Yuhang Cao; et al. Hereditas 2024. doi:10.1186/s41065-024-00320-4

Other claims from this paper (13)
Observationobservedoriginal resultmeasured

Claim · model-written summary

A total of 685 differentially acetylated proteins were identified in R. chrysanthum under UV-B stress.

Taxon
R. chrysanthumRhododendron aureume0
Outcome
differentially acetylated proteinse1
Value
685e1

Verbatim

e0

“In this study, R. chrysanthum OJIP curves indicated that UV-B stress damaged the receptor side of the PSII reaction center, with a decrease in photosynthesis, a decrease in sucrose content and an increase in starch content”

✓ located verbatim in the source · abstract, characters 583–805
e1

“A total of 807 differentially expressed proteins, 685 differentially acetylated proteins and 945 acetylation sites were identified by quantitative proteomic and acetylation modification histological analysis”

✓ located verbatim in the source · abstract, characters 807–1014

Title

Acetylation proteomics and metabolomics analyses reveal the involvement of starch synthase undergoing acetylation modification during UV-B stress resistance in Rhododendron Chrysanthum Pall

Meiqi Liu; Li Sun; Yuhang Cao; et al. Hereditas 2024. doi:10.1186/s41065-024-00320-4

Other claims from this paper (13)

Mechanism of Influence of Drought Stress on Photosynthetic Physiological Ecology of Phragmites australis Leaves in Momoge Wetlands 2

Show all 2 →
Mechanismauthor interpretationoriginal resultnegativemeasured

Claim · model-written summary

The authors attributed the long-term photosynthesis decline to both stomatal and non-stomatal limitation, including lower photosystem II activity.

Taxon
Phragmites australisPhragmites australist0
Outcome
decrease of photosynthesis ratee0
Qualifier
non-stomotal limitation and stomotal limitatione0

Verbatim

e0

“the non-stomotal limitation and stomotal limitation all lead to the decrease of photosynthesis rate after long-term drought.The non-stomotal limitation includes the decrease of the activity of photosystem II.”

✓ located verbatim in the source · abstract, characters 962–1170
t0

“Phragmites australis”

✓ located verbatim in the source · title, characters 84–104

Title

Mechanism of Influence of Drought Stress on Photosynthetic Physiological Ecology of Phragmites australis Leaves in Momoge Wetlands

Deng Chun Shidi kexue 2012

Other claims from this paper (7)
Mechanismauthor interpretationoriginal resultnegativemeasured

Claim · model-written summary

The authors attributed the short-term photosynthesis decline mainly to stomatal limitation.

Taxon
Phragmites australisPhragmites australist0
Outcome
decrease of photosynthesis rate of the leavese0
Qualifier
stomotal limitatione0

Verbatim

e0

“the stomotal limitation is the main reason of the decrease of photosynthesis rate of the leaves after short-term drought”

✓ located verbatim in the source · abstract, characters 841–961
t0

“Phragmites australis”

✓ located verbatim in the source · title, characters 84–104

Title

Mechanism of Influence of Drought Stress on Photosynthetic Physiological Ecology of Phragmites australis Leaves in Momoge Wetlands

Deng Chun Shidi kexue 2012

Other claims from this paper (7)

Metabolite profiling reveals slow and uncoordinated adjustment of C4 photosynthesis to sudden changes in irradiance 2

Show all 2 →
Mechanismauthor interpretationoriginal resultnegativemeasured

Claim · model-written summary

Transient imbalances between CO2 pumping and utilization cause further losses in photosynthetic efficiency in both irradiance transitions.

Taxon
maizeZea mayse1
Outcome
losses in photosynthetic efficiencye7
Qualifier
transient imbalances between pumping and utilization of CO2e7

Verbatim

e1

“We subjected maize (Zea mays) to a sudden increase or decrease of irradiance in the nonsaturating range”

✓ located verbatim in the source · abstract, characters 408–511
e7

“In addition, in both transitions, transient imbalances between pumping and utilization of CO2 lead to further losses in photosynthetic efficiency”

✓ located verbatim in the source · abstract, characters 1567–1712

Title

Metabolite profiling reveals slow and uncoordinated adjustment of C4 photosynthesis to sudden changes in irradiance

Stéphanie Arrivault; David Barbosa Medeiros; Cristina Rodrigues Gabriel Sales; et al. PLANT PHYSIOLOGY 2025. doi:10.1093/plphys/kiaf508

Other claims from this paper (5)
Mechanismauthor interpretationoriginal resultnegativemeasured

Claim · model-written summary

End-product synthesis depletes the metabolite pools that drive intercellular shuttles, so time is required to replenish them.

Taxon
maizeZea mayse1
Outcome
time is required to replenish these poolse4
Qualifier
end-product synthesis depletes the metabolite pools that drive intercellular shuttlese4

Verbatim

e1

“We subjected maize (Zea mays) to a sudden increase or decrease of irradiance in the nonsaturating range”

✓ located verbatim in the source · abstract, characters 408–511
e4

“One reason is that end-product synthesis depletes the metabolite pools that drive intercellular shuttles and time is required to replenish these pools”

✓ located verbatim in the source · abstract, characters 1078–1228

Title

Metabolite profiling reveals slow and uncoordinated adjustment of C4 photosynthesis to sudden changes in irradiance

Stéphanie Arrivault; David Barbosa Medeiros; Cristina Rodrigues Gabriel Sales; et al. PLANT PHYSIOLOGY 2025. doi:10.1093/plphys/kiaf508

Other claims from this paper (5)

Photosynthesis and Carbohydrate Partitioning for the C3 Desert Shrub Encelia farinosa under Current and Doubled CO2 Concentrations 1

Show all 1 →
Mechanismhypothesisoriginal resultmeasured

Claim · model-written summary

End-product inhibition may explain the decrease in photosynthesis of Encelia farinosa during the day under doubled CO2.

Taxon
Encelia farinosaEncelia farinosae0
Outcome
The decrease during the day under the doubled CO2 concentratione3
Qualifier
end-product inhibitione3

Verbatim

e0

“Changes in photosynthesis (A) and carbohydrate partitioning were studied for Encelia farinosa”

✓ located verbatim in the source · abstract, characters 0–93
e3

“The decrease during the day under the doubled CO2 concentration may represent end-product inhibition”

✓ located verbatim in the source · abstract, characters 485–585

Title

Photosynthesis and Carbohydrate Partitioning for the C3 Desert Shrub Encelia farinosa under Current and Doubled CO2 Concentrations

H. Zhang; P. S. Nobel PLANT PHYSIOLOGY 1996. doi:10.1104/pp.110.4.1361

Other claims from this paper (8)

Plant Responses to Drought, Acclimation, and Stress Tolerance 1

Show all 1 →
Observationobservedreview summarynegativebasis n/a

Claim · model-written summary

Stress is usually perceived in plants as a decrease in photosynthesis and growth.

Taxon
Plantt0
Treatment
stresse0
Outcome
photosynthesis and growthe0
Direction
decreasee0

Verbatim

t0

“Plant Responses to Drought, Acclimation, and Stress Tolerance”

✓ located verbatim in the source · title, characters 0–61
e0

“the effect of stress is usually perceived as a decrease in photosynthesis and growth”

✓ located verbatim in the source · abstract, characters 26–110

Title

Plant Responses to Drought, Acclimation, and Stress Tolerance

I. Yordanov; V. Velikova; T. Tsonev Photosynthetica 2000. doi:10.1023/a:1007201411474

Other claims from this paper (2)

Effect of Pruned Methods on Photosynthesis and Distribution Pattern of Assimilate of Sweet Pepper in Solar Greenhouse 1

Show all 1 →
Mechanismauthor interpretationoriginal resultmeasured

Claim · model-written summary

The decrease of photosynthetic rate in middle or lower leaves of sweet pepper is considered to result from non-stomatal restriction.

Taxon
Sweet PepperCapsicum annuumt0
Organ / stage
middle or lower leavese5
Outcome
decrease of Pne5
Qualifier
non-stomata restrictione5

Verbatim

t0

“Assimilate of Sweet Pepper in Solar Greenhouse”

✓ located verbatim in the source · title, characters 71–117
e5

“In middle or lower leaves the decrease of Pn was considered as a result of non-stomata restriction”

✓ located verbatim in the source · abstract, characters 420–518

Title

Effect of Pruned Methods on Photosynthesis and Distribution Pattern of Assimilate of Sweet Pepper in Solar Greenhouse

Si Lishan; Lihong Gao; YU En-jing; et al. Zhongguo shucai 2009

Other claims from this paper (7)

Influence of enhanced temperature on photosynthesis, photooxidative damage, and antioxidant strategies in Ceratonia siliqua L. seedlings subjected to water deficit and rewatering 1

Show all 1 →
Mechanismauthor interpretationoriginal resultnegativebasis n/a

Claim · model-written summary

Drought in high temperature plants may favour overproduction of reactive oxygen species in Ceratonia siliqua.

Taxon
Ceratonia siliquaCeratonia siliquae1
Treatment
droughte7
Outcome
overproduction of reactive oxygen species (ROS)e7
Qualifier
in HT plantse7

Verbatim

e1

“investigated in Ceratonia siliqua L. Two thermal regimes”

✓ located verbatim in the source · abstract, characters 396–452
e7

“Conversely, drought induced a significant decrease of ΦPSII and a concomitant increase of ΦNO in HT plants, thereby favouring the overproduction of reactive oxygen species (ROS)”

✓ located verbatim in the source · abstract, characters 1067–1244

Title

Influence of enhanced temperature on photosynthesis, photooxidative damage, and antioxidant strategies in Ceratonia siliqua L. seedlings subjected to water deficit and rewatering

M. L. Osório; J. Osório; A. C. Vieira; et al. Photosynthetica 2011. doi:10.1007/s11099-011-0001-7

Other claims from this paper (14)

Does Rubisco control the rate of photosynthesis and plant growth? An exercise in molecular ecophysiology 1

Show all 1 →
Mechanismobservedoriginal resultbasis n/a

Claim · model-written summary

Decreased carbohydrate availability leads to lower nitrate assimilation, acting via decreased nitrate reductase activity.

Treatment
Decreased availability of carbohydratese1
Gene
nitrate reductasee1
Outcome
nitrate assimilatione1

Verbatim

e0

“tobacco ( Nicotiana tabacum L.) transformed with antisense rbcS”

✓ located verbatim in the source · abstract, characters 44–107
e1

“Decreased availability of carbohydrates leads to a down‐regulation of nitrate assimilation, acting via a decrease in nitrate reductase activity”

✓ located verbatim in the source · abstract, characters 2746–2889

Title

Does Rubisco control the rate of photosynthesis and plant growth? An exercise in molecular ecophysiology

M. STITT; D. SCHULZE Plant Cell & Environment 1994. doi:10.1111/j.1365-3040.1994.tb00144.x

Other claims from this paper (13)

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