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“yield decrease”

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2000 ’10 ’20

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Organism: Arabidopsis thaliana ✕

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

PSII quantum yield fell 14% after 8 h of chilling light.

Taxon: Arabidopsis thalianaArabidopsis thalianat0
Treatment: 8 h exposuree0
Outcome: quantum yielde0
Direction: decreasee0
Value: 14%e0

Not reportedComparator

Verbatim

e0
“PSII showed progressive damage with a 14% decrease in quantum yield after 8 h exposure”
✓ located verbatim in the source · abstract, characters 154–240

t0
“Arabidopsis thaliana”
✓ located verbatim in the source · title, characters 84–104

Title

Photoinhibition of Photosystem I at Chilling Temperature and Subsequent Recovery in Arabidopsis thaliana

Suping Zhang; Henrik Vibe Scheller Plant and Cell Physiology 2004. doi:10.1093/pcp/pch180

Other claims from this paper (10)

Intervention effect PSI NADP+ photoreduction activity fell about 32% and damage leveled off after 8 h.
Intervention effect Photoinhibitory treatment reduced antenna efficiency.
Observation Damaged PSI was not degraded during 8 h of light chilling.
Observation After 12 h recovery at 20 degrees C no damaged PSI remained in thylakoids.
Mechanism Damaged PSI degradation is part of recovery rather than immediate photodamage.
Observation The PSI core complex was completely degraded rather than repaired.
Observation Light harvesting complex I proteins turned over slowly.
Observation PSII completely recovered within 8 h at 20 degrees C.
Observation PSI activity recovered very slowly.
Observation PSI amount per leaf area remained low after 1 week at 20 degrees C.

Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

FAMA knockdown significantly decreased sulforaphane yield in Arabidopsis thaliana.

Taxon: Arabidopsis thalianaArabidopsis thalianae0
Treatment: knockdown of FAMA genee0
Gene: FAMAe0
Outcome: sulforaphane yielde0
Direction: decreasee0

Not reportedComparator

Verbatim

e0
“the knockdown of FAMA gene in Arabidopsis thaliana could significantly decrease sulforaphane yield by inhibiting the expression of myrosinase genes”
✓ located verbatim in the source · abstract, characters 1329–1476

Title

BoMyrosinase plays an essential role in sulforaphane accumulation in response to selenite treatment in broccoli

Qiuyun Wu; Qi Wu; Yuxiao Tian; et al. Horticultural Plant Journal 2023. doi:10.1016/j.hpj.2023.04.005

Other claims from this paper (13)

Association Selenite-associated change in broccoli sprout sulforaphane content was positively related to BoMY expression.
Intervention effect BoMY overexpression increased myrosinase activity in Arabidopsis thaliana tgg1 mutant rosette leaves.
Intervention effect BoMY overexpression increased sulforaphane content in Arabidopsis thaliana tgg1 mutant rosette leaves.
Intervention effect BoMY overexpression rescued the Arabidopsis thaliana tgg1 mutant phenotypes.
Intervention effect BoMY-overexpressed broccoli lines had increased myrosinase activity.
Intervention effect BoMY-overexpressed broccoli lines had increased sulforaphane content.
Observation A 2 033 bp BoMY promoter fragment was isolated.
Mechanism BoFAMA directly bound the BoMY promoter.
Mechanism BoFAMA activated BoMY expression.
Observation BoFAMA responded to selenite and was highly expressed in broccoli leaves.
Observation BoFAMA protein localized solely to the nucleus.
Mechanism FAMA knockdown inhibited expression of myrosinase genes in Arabidopsis thaliana.
Intervention effect Exogenous selenite partly restored low sulforaphane content in FAMA-silenced Arabidopsis plants.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Camphor fumigation rapidly decreased quantum yield in Arabidopsis thaliana.

Taxon: Arabidopsis thalianaArabidopsis thalianat0
Treatment: camphor fumigationse2
Outcome: quantum yielde2
Direction: rapid decreasee2

Not reportedComparator

Verbatim

t0
“Cyclic monoterpene mediated modulations ofArabidopsis thalianaphenotype”
✓ located verbatim in the source · title, characters 0–71

e2
“Non-invasive methods showed a fast response of the plant to camphor fumigations both in a rapid decrease of the quantum yield”
✓ located verbatim in the source · abstract, characters 1163–1288

Title

Cyclic monoterpene mediated modulations ofArabidopsis thalianaphenotype

Bettina Kriegs; Marcus Jansen; Ka Hahn; et al. Plant Signaling & Behavior 2010. doi:10.4161/psb.5.7.12032

Other claims from this paper (11)

Intervention effect Camphor and menthol prevented stomatal closure in Arabidopsis thaliana.
Intervention effect Camphor induced MPK3 and ABF4 gene expression within six hours in Arabidopsis thaliana.
Intervention effect ABF2 was not induced, in contrast to ABF4, in Arabidopsis thaliana under monoterpene exposure.
Intervention effect PEPCase expression was down regulated in Arabidopsis thaliana under monoterpene exposure.
Observation Leaves of Arabidopsis thaliana developed stress symptoms after monoterpene exposure.
Intervention effect LOX2 expression changed transiently in Arabidopsis thaliana under monoterpene exposure.
Intervention effect CER5 expression changed transiently in Arabidopsis thaliana under monoterpene exposure.
Intervention effect CER6 expression changed transiently in Arabidopsis thaliana under monoterpene exposure.
Intervention effect RD29B expression changed transiently in Arabidopsis thaliana under monoterpene exposure.
Intervention effect Camphor fumigation decreased relative growth rate in Arabidopsis thaliana.
Intervention effect Repeated monoterpene exposures reduced growth of Arabidopsis thaliana and changed its phenotype under stress.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Seed yield decreased in the rgtb1 mutant.

Taxon: Arabidopsis thalianaArabidopsis thalianat0
Material: rgtb1 mutante1
Treatment: rgtb1 mutante1
Outcome: seed yielde2
Direction: decreasee2

Not reportedComparator

Verbatim

t0
“Arabidopsis thaliana”
✓ located verbatim in the source · title, characters 96–116

e1
“seed development in the rgtb1 mutant, with decreased vesicular transport capacity, is disturbed”
✓ located verbatim in the source · abstract, characters 614–709

e2
“Both pre- and post-fertilization events are affected, leading to a decrease in seed yield”
✓ located verbatim in the source · abstract, characters 711–800

Title

The Rab Geranylgeranyl Transferase Beta Subunit Is Essential for Embryo and Seed Development in Arabidopsis thaliana

Joanna Rojek; Matthew R. Tucker; Michał Rychłowski; et al. International Journal of Molecular Sciences 2021. doi:10.3390/ijms22157907

Other claims from this paper (6)

Intervention effect Seed development in the rgtb1 mutant is disturbed.
Intervention effect Pollen tube recognition at the stigma and its guidance to the micropyle are compromised in the rgtb1 mutant.
Intervention effect The seed coat forms incorrectly in the rgtb1 mutant.
Mechanism Excess auxin in the sporophytic tissues of the rgtb1 ovule increases the tendency of autonomous endosperm formation in unfertilized ovules.
Mechanism Excess auxin in the sporophytic tissues influences embryo development in a maternal sporophytic manner.
Mechanism RGTB1 is a key component of sporophytic-filial signalling.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Pb at 2.5 mM decreased quantum yield by 62.36%

Taxon: Arabidopsis thalianaArabidopsis thalianat0
Treatment: Pb concentration of 2.5 mMe2
Outcome: quantum yielde1
Direction: decreasee0
Value: 62.36%e1

Not reportedComparator

Verbatim

t0
“Arabidopsis thaliana”
✓ located verbatim in the source · title, characters 74–94

e0
“a substantial decrease in all parameters, including”
✓ located verbatim in the source · abstract, characters 1011–1062

e1
“quantum yield (62.36%)”
✓ located verbatim in the source · abstract, characters 1203–1225

e2
“The Pb concentration of 2.5 mM”
✓ located verbatim in the source · abstract, characters 972–1002

Title

Lead-Resistant Morganella morganii Rhizobacteria Reduced Lead Toxicity in Arabidopsis thaliana by Improving Growth, Physiology, and Antioxidant Activities

Tahir Naqqash; Aeman Aziz; Muhammad Babar; et al. Agriculture 2022. doi:10.3390/agriculture12081155

Other claims from this paper (19)

Intervention effect Pb contamination reduced Arabidopsis growth, chlorophyll content and quantum yield at both concentrations
Intervention effect Pb at 2.5 mM decreased shoot fresh weight by 58.72%
Intervention effect Pb at 2.5 mM decreased root dry weight by 67.28%
Intervention effect Pb at 2.5 mM decreased chlorophyll content by 48.69%
Intervention effect Pb at 2.5 mM decreased catalase activity by 65.30%
Intervention effect Pb at 2.5 mM increased lipid peroxidation by 113.8%
Intervention effect Pb-resistant M. morganii strains improved Arabidopsis growth, photosynthesis and antioxidant activities under Pb
Intervention effect Pb-resistant M. morganii strains reduced malondialdehyde content of Arabidopsis under Pb
Intervention effect M. morganii strain ABT9 increased Arabidopsis shoot fresh weight by 67.18%
Intervention effect M. morganii strain ABT9 increased Arabidopsis root fresh weight by 94.04%
Intervention effect M. morganii strain ABT9 increased Arabidopsis shoot length by 148.88%
Intervention effect M. morganii strain ABT9 increased Arabidopsis root length by 123.33%
Intervention effect M. morganii strain ABT9 increased Arabidopsis chlorophyll content by 52.53%
Intervention effect M. morganii strain ABT9 increased Arabidopsis quantum yield by 58.57%
Intervention effect M. morganii strain ABT9 increased Arabidopsis catalase activity by 39.46%
Intervention effect M. morganii strain ABT9 decreased Arabidopsis lipid peroxidation by 35.28%
Association introduction of Pb-resistant strains positively correlated with Arabidopsis growth, quantum yield, chlorophyll and antioxidant activities
Recommendation Pb-resistant M. morganii ABT3 and ABT9 can be considered bio-fertilizers for reducing lead toxicity
Observation Pb-resistant strains data variance: nine treatments scattered across PC1 (81.4%) and PC2 (17.0%)

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

SAG12 depletion under low nitrogen was associated with decreased yield.

Taxon: Arabidopsis thalianaArabidopsis thalianat0
Treatment: SAG12 depletione0
Gene: SAG12e0
Outcome: yielde0
Direction: decreasee0
Qualifier: low nitrogen (LN) availabilitye0

Not reportedComparator

Verbatim

e0
“Under low nitrogen (LN) availability, when inducible proteolytic systems are not sufficient to cope with SAG12 depletion, a decrease in yield is observed”
✓ located verbatim in the source · abstract, characters 1151–1304

t0
“Arabidopsis thaliana”
✓ located verbatim in the source · title, characters 106–126

Title

SAG12, a Major Cysteine Protease Involved in Nitrogen Allocation during Senescence for Seed Production in Arabidopsis thaliana

Maxence James; Marine Poret; Céline Masclaux-Daubresse; et al. Plant and Cell Physiology 2018. doi:10.1093/pcp/pcy125

Other claims from this paper (4)

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Short high light exposure decreased PS II fluorescence and yield measures.

Taxon: Arabidopsis thalianaArabidopsis thalianat0
Outcome: Chl fluorescence in OJIPs, PS II quantum yield, and Fv/Fm ratioe0
Direction: decreasee0

Not reportedTreatmentComparator

Verbatim

t0
“Arabidopsis thaliana”
✓ located verbatim in the source · title, characters 88–108

e0
“In short-term experiment, photoinhibition of PS II was apparent as a decrease in Chl fluorescence in OJIPs, PS II quantum yield, and Fv/Fm ratio”
✓ located verbatim in the source · abstract, characters 565–709

Title

Does amount of light harvesting complexes play a role in thesensitivity of DCMU-treated Arabidopsis thaliana to high lightstress?

Jana Štepigová; Kristýna Večeřová; Miloš Barták 2009

Other claims from this paper (4)

Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Darkening reduced PSII electron-transport yield in cotyledons under both applications.

Taxon: Arabidopsis thalianaArabidopsis thalianae1
Organ / stage: cotyledonse0
Treatment: Darknesse0
Outcome: actual yield of photosystem 2 electron transporte0
Direction: decreasee0

Not reportedComparator

Verbatim

e0
“Darkness affected the individually darkened pair of cotyledons as well as the cotyledons of whole darkened plants (DP) in a similar manner as revealed by the significant decrease in the actual yield of photosystem 2 electron transport”
✓ located verbatim in the source · abstract, characters 210–444

e1
“Arabidopsis thaliana”
✓ located verbatim in the source · abstract, characters 168–188

Title

Organ-specific effects of dark treatment on photosynthesis and the expression of photosynthesis-related genes

K. Mishev; E. D. Ananiev; K. Humbeck Biologia Plantarum 2011. doi:10.1007/s10535-011-0038-2

Other claims from this paper (6)

Intervention effect Darkening down-regulated psaB and rbcL transcripts in cotyledons.
Observation Cotyledons and rosette leaves differed in NPQ and non-regulated energy dissipation responses.
Intervention effect Darkness inhibited FtsH5 and Deg1 expression in both leaf organs.
Observation Re-irradiated cotyledons recovered and later photosynthetic parameters and psaB, rbcL and SAG12 mRNA resembled controls.
Observation Chloroplast senescence symptoms appeared only in individually darkened leaves during recovery.
Observation Re-irradiated whole-darkened plant leaves retained high photosynthetic capacity.

Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

The irt1 mutants had lower effective quantum yield of photosystem II.

Taxon: Arabidopsis thalianaArabidopsis thalianae0
Material: irt1-1 and irt1-2e0
Outcome: effective quantum yield of photosystem IIe0
Direction: decreasee0

Verbatim

e0
“The mutants irt1-1 and irt1-2 of Arabidopsis thaliana were identified among a collection of T-DNA-tagged lines on the basis of a decrease in the effective quantum yield of photosystem II”
✓ located verbatim in the source · abstract, characters 0–186

Title

The metal ion transporter IRT1 is necessary for iron homeostasis and efficient photosynthesis in Arabidopsis thaliana

Claudio Varotto; Daniela Maiwald; Paolo Pesaresi; et al. The Plant Journal 2002. doi:10.1046/j.1365-313x.2002.01381.x

Other claims from this paper (8)

Mechanism The irt1 mutations interfere with IRT1 expression.
Observation irt1 mutants had significantly altered photosensitivity, fluorescence and photosynthetic apparatus.
Observation irt1 mutants had altered photosynthetic-apparatus abundance and composition.
Observation irt1 mutants showed chlorosis and reduced growth and fertility in greenhouse conditions.
Intervention effect Additional iron salts restored almost all wild-type traits in irt1 plants.
Observation The irt2-1 mutant showed no iron-deficiency symptoms.
Intervention effect 35S::IRT1 complemented irt1-1 whereas 35S::IRT2 did not.
Mechanism The authors conclude only AtIRT1 is required for iron homeostasis under physiological conditions.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Lack of PsbS or violaxanthin de-epoxidase decreased the qE quantum yield.

Taxon: Arabidopsis thalianaArabidopsis thalianae0
Treatment: lack of either PsbS- or violaxanthin de-epoxidasee1
Outcome: quantum yield of qEe1
Direction: decreasee1
Comparator: wild typese0

Verbatim

e0
“measured in Arabidopsis thaliana wild types and mutants with partial defects in qE or CET”
✓ located verbatim in the source · abstract, characters 522–611

e1
“The decrease in quantum yield of qE due to the lack of either PsbS- or violaxanthin de-epoxidase was compensated by an increase in the quantum yield of the constitutive nonphotochemical quenching”
✓ located verbatim in the source · abstract, characters 613–808

Title

Dynamics and interplay of photosynthetic regulatory processes depend on the amplitudes of oscillating light

Yuxi Niu; Shizue Matsubara; Ladislav Nedbal; et al. Plant Cell & Environment 2024. doi:10.1111/pce.14879

Other claims from this paper (6)

Intervention effect The constitutive nonphotochemical quenching quantum yield increased in PsbS or violaxanthin de-epoxidase deficient plants.
Intervention effect The NDH-like-dependent CET mutant had a transient increase in PSI acceptor side limitation under high-amplitude oscillating light.
Intervention effect The PGR5/PGRL1-CET mutant restricted electron flows.
Intervention effect The PGR5/PGRL1-CET mutant failed to induce effective photosynthesis control regardless of oscillation amplitude.
Mechanism PGR5/PGRL1-CET appears important for regulating PSI function across oscillation amplitudes.
Mechanism NDH-like-CET acts as a safety valve under fluctuating light of high amplitude.

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“yield decrease”

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