e0
“Low‐dose exposure to cadmium (20 μ m CdSO 4 for 48 h) reduced probability of electron transfer from plastoquinones to the terminal electron acceptors of PSI ( δ Ro ) accompanied by a decrease in the rate of P 700 + and PC reduction ( V red ) and the magnitude of the I 2 step on the DF kinetics”
✓ located verbatim in the source · abstract, characters 471–765

e1
“in vivo in Pisum sativum”
✓ located verbatim in the source · abstract, characters 106–130

Title

Multiple in vivo Effects of Cadmium on Photosynthetic Electron Transport in Pea Plants

Daria Todorenko; Alena Volgusheva; Nyurgun Timofeev; et al. Photochemistry and Photobiology 2021. doi:10.1111/php.13469

Other claims from this paper (5)

Intervention effect Cadmium reduced electron transfer probability from plastoquinones to terminal PSI acceptors.
Intervention effect Cadmium decreased the rate of P700+ and PC reduction.
Intervention effect Electron transport through PSI remained unchanged under cadmium exposure.
Observation The authors proposed a possible cadmium inhibition site between PSII and PSI.
Method / resource The authors proposed δRo, Vred and I2/I1 as indicators of early heavy-metal contamination.

Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Fluoranthene at 1 mg/L decreased pea seed germination (93% germination).

Taxon: peaLathyrus oleraceuse2
Treatment: 1 mg/Le2
Outcome: germinatione2
Direction: decreasee2
Value: 93%e2

Not reportedComparator

Verbatim

e2
“in pea the significant decrease in germination was found in two orders of magnitude higher FLT concentration (1 mg/L; 93% germination)”
✓ located verbatim in the source · abstract, characters 421–555

Title

Early stages of plant ontogenesis in the environment treated byorganic pollutant

Marie Kummerová; Lucie Váňová; Štěpán Zezulka; et al. 2011

Other claims from this paper (8)

Intervention effect Fluoranthene at 0.01 mg/L significantly lowered maize seed germination (91% germination).
Intervention effect Fluoranthene at 7 mg/L produced the largest decrease in maize seed germination (78% germination).
Intervention effect Fluoranthene at 7 mg/L produced the largest decrease in pea seed germination (90% germination).
Intervention effect Increasing fluoranthene treatment increased the inhibition of root and shoot length and dry weight in maize.
Intervention effect Increasing fluoranthene treatment increased the inhibition of root and shoot length and dry weight in pea.
Intervention effect Low fluoranthene concentration produced higher ethylene production in maize seeds.
Intervention effect Low fluoranthene concentration produced higher ethylene production in pea seeds.
Intervention effect Production of ethylene and ethane increased with increasing fluoranthene treatment in pea and maize.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

ABA decreased photosynthetic responses associated with variation potentials in peas.

Taxon: peasLathyrus oleraceust0
Treatment: ABA treatmente1
Outcome: magnitude of photosynthetic responsese0
Direction: decreasede2

Not reportedComparator

Verbatim

e0
“the magnitude of photosynthetic responses relating to these signals”
✓ located verbatim in the source · abstract, characters 1154–1221

t0
“Peas”
✓ located verbatim in the source · title, characters 66–70

e1
“The ABA treatment of seedlings was performed”
✓ located verbatim in the source · abstract, characters 586–630

e2
“and decreased the photosynthetic CO2 assimilation”
✓ located verbatim in the source · abstract, characters 1023–1072

Title

Exogenous Abscisic Acid Can Influence Photosynthetic Processes in Peas through a Decrease in Activity of H+-ATP-ase in the Plasma Membrane

Lyubov Yudina; Ekaterina Sukhova; Oksana Sherstneva; et al. Biology 2020. doi:10.3390/biology9100324

Other claims from this paper (6)

Intervention effect ABA stimulated cyclic electron flow around photosystem I in peas.
Intervention effect ABA decreased photosynthetic CO2 assimilation in peas.
Intervention effect ABA decreased the amplitude of burning-induced variation potentials in peas.
Intervention effect Exogenous ABA increased heat tolerance of photosynthesis in peas.
Intervention effect ABA decreased plasma membrane H+-ATP-ase activity in peas.
Mechanism Inhibitor analysis suggested that reduced plasma membrane H+-ATP-ase activity may mediate ABA effects on photosynthesis, heat tolerance, and electrical-signal regulation in peas.

Association 2

Show all 2 →

Associationobservedoriginal resultmeasured

Claim · model-written summary

Inhibition from a 30-second blue pulse scaled linearly with log fluence over two orders of magnitude.

Taxon: PeaLathyrus oleraceust0 e2
Treatment: 30-second pulse of blue lighte0 e2
Outcome: magnitude of the inhibitione0 e2
Qualifier: over two orders of magnitudee0 e2

Not reportedDirection

Verbatim

e0
“The magnitude of the inhibition generated by a 30-second pulse of blue light was linearly related to the log of the fluence applied over two orders of magnitude.”
✓ located verbatim in the source · abstract, characters 350–511

t0
“Pea”
✓ located verbatim in the source · title, characters 14–17

e2
“Irradiation with blue light causes a rapid decrease in stem elongation in Pisum sativum.”
✓ located verbatim in the source · abstract, characters 0–88

Title

Regulation of Pea Epicotyl Elongation by Blue Light

Marta J. Laskowski; Winslow R. Briggs PLANT PHYSIOLOGY 1989. doi:10.1104/pp.89.1.293

Other claims from this paper (4)

Intervention effect Blue light rapidly decreased stem elongation in Pisum sativum.
Observation Reciprocity held for pulses shorter than the response lag time.
Intervention effect The region below the hook showed no perceptible growth-rate change during blue exposure.
Intervention effect Growth in the base of the third internode was nearly fully inhibited.

Associationobservedoriginal resultpositivemeasured

Claim · model-written summary

Variation-potential-induced decreases in CO(2) assimilation correlated strongly with increased PSI heat resistance.

Taxon: peaLathyrus oleraceust0
Treatment: VP-induced decrease in CO(2) assimilatione0
Outcome: enhanced PSI resistance to heatinge0
Direction: enhancede0
Qualifier: highly correlatede0

Verbatim

e0
“the magnitude of VP-induced decrease in CO(2) assimilation and enhanced PSI resistance to heating were highly correlated”
✓ located verbatim in the source · abstract, characters 923–1043

t0
“pea”
✓ located verbatim in the source · title, characters 93–96

Title

Influence of variation potential on resistance of the photosynthetic machinery to heating in pea

Vladimir Sukhov; Lyubov Surova; Oksana Sherstneva; et al. Physiologia Plantarum 2014. doi:10.1111/ppl.12208

Other claims from this paper (7)

Observation Localized burning induced a variation potential in pea leaves.
Intervention effect A burning-induced variation potential lowered CO(2) assimilation and PSI and PSII quantum yields.
Mechanism The photosynthetic response began with decreased dark-stage activity.
Mechanism Reduced photosynthesis dark-stage activity increased PSI resistance to heating.
Intervention effect Low external CO(2) suppressed the effect of variation potential on PSI heat resistance.
Intervention effect Lowering external CO(2) reproduced the variation-potential-induced photosynthetic response.
Intervention effect Lowering external CO(2) increased PSI resistance to heating.

Lexical search (BM25). All words must match; if nothing does, any word. Organism names also match every spelling of the same organism. No semantic search yet.

“magnitude of decrease”

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Intervention effect 3

Association 2