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“dry weight decrease”

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Organism: Lathyrus oleraceus ✕

Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Higher fluoranthene concentrations significantly reduced pea root, stem and leaf dry weight.

Taxon: peaLathyrus oleraceust0
Treatment: higher FLT concentrations (1 and 5 mg l-1)e0
Outcome: dry weight of root, stem and leavese0
Direction: decreasee0

Not reportedComparator

Verbatim

e0
“Significant decrease of dry weight of root, stem and leaves and chlorophyll a, b and carotenoids content was found under the effect of higher FLT concentrations (1 and 5 mg l-1).”
✓ located verbatim in the source · abstract, characters 377–555

t0
“pea plants”
✓ located verbatim in the source · title, characters 49–59

Title

Physiological responses of fluoranthene stressed pea plants

Lucie Váňová; Štěpán Zezulka; Marie Kummerová 2012

Other claims from this paper (6)

Intervention effect Higher fluoranthene concentrations significantly reduced chlorophyll a, b and carotenoid content.
Intervention effect Higher fluoranthene treatments significantly inhibited maximum PSII quantum yield.
Intervention effect Higher fluoranthene treatments significantly inhibited the Hill reaction of isolated chloroplasts.
Association Stem GSH content decreased with increasing fluoranthene concentration.
Association Leaf GSH content increased with increasing fluoranthene concentration.
Association Fluoranthene content in pea roots, stems and leaves correlated with environmental fluoranthene loading.

Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Fluoranthene decreased pea root and shoot dry weight after seven days at at least 1 mg/l.

Taxon: peaLathyrus oleraceuse0
Treatment: FLT≥0.1 mg/le0
Outcome: dry weight of roots and shootse0
Direction: decreasee0
Qualifier: ≥1 mg/le0

Not reportedComparator

Verbatim

e0
“After 7 days of seedling cultivation a significant decrease in the dry weight of roots and shoots occurred in maize at FLT≥0.1 mg/l while in pea similar effect was observed at ≥1 mg/l”
✓ located verbatim in the source · abstract, characters 460–643

Title

Effect of organic pollutant treatment on the growth of pea and maize seedlings

Marie Kummerová; Štěpán Zezulka; Lucie Váňová; et al. Open Life Sciences 2011. doi:10.2478/s11535-011-0081-1

Other claims from this paper (11)

Intervention effect Fluoranthene significantly inhibited maize seed germination at at least 0.01 mg/l.
Intervention effect Fluoranthene significantly inhibited pea seed germination at at least 1 mg/l.
Intervention effect Fluoranthene increased ethylene release in both species after three days at at least 0.1 mg/l.
Intervention effect Fluoranthene decreased maize root and shoot dry weight after seven days at at least 0.1 mg/l.
Intervention effect Fluoranthene reduced total primary and lateral root length in maize at at least 1 mg/l.
Intervention effect Fluoranthene reduced total primary and lateral root length in pea at 4 and 7 mg/l.
Intervention effect Fluoranthene shortened the non-branched primary root in maize at at least 0.1 mg/l.
Intervention effect Fluoranthene shortened the non-branched primary root in pea at at least 0.01 mg/l.
Intervention effect Low fluoranthene concentrations increased lateral root numbers in both species.
Intervention effect High fluoranthene concentrations inhibited lateral root numbers in both species.
Association Fluoranthene in roots and shoots was positively correlated with treatment in both species.

Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Fluoranthene at 4 mg/l significantly decreased dry weight of root and shoot of pea seedlings.

Taxon: Pisum sativum L.Lathyrus oleraceust0
Treatment: 4 mg.l-1 FLTe2
Outcome: dry weight of root and shoote2
Direction: decreasee2

Not reportedComparator

Verbatim

t0
“Toxicity of organic pollutant to early developmental stages of Pisum sativum L. and Zea mays L.”
✓ located verbatim in the source · title, characters 0–95

e2
“Significant decrease of dry weight of root and shoot was found in corn seedlings already under influence 0.1 mg.l-1 FLT, while in pea under 4 mg.l-1 FLT”
✓ located verbatim in the source · abstract, characters 477–629

Title

Toxicity of organic pollutant to early developmental stages of Pisum sativum L. and Zea mays L.

Marie Kummerová; Štěpán Zezulka; Lucie Váňová; et al. 2010

Other claims from this paper (9)

Intervention effect Fluoranthene at 1, 4 and 7 mg/l significantly inhibited germination of pea cv. Zazrak, only at higher concentrations.
Intervention effect Fluoranthene at 7 mg/l significantly inhibited germination of pea cv. Garde.
Intervention effect Fluoranthene at 4 and 7 mg/l significantly inhibited germination of maize.
Intervention effect Fluoranthene at 0.1 mg/l significantly decreased dry weight of root and shoot of corn seedlings.
Intervention effect Fluoranthene at 1 mg/l significantly shortened root and shoot of pea seedlings.
Intervention effect Fluoranthene at 0.01 and 0.1 mg/l stimulated root elongation of corn seedlings.
Intervention effect Fluoranthene at 1 mg/l inhibited shoot growth of corn seedlings.
Intervention effect The presence of fluoranthene in nutrient solution did not significantly influence ethylene production of pea.
Intervention effect The presence of fluoranthene in nutrient solution did not significantly influence ethylene production of maize.

Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Higher fluoranthene concentrations significantly reduced chlorophyll a, b and carotenoid content.

Taxon: peaLathyrus oleraceust0
Treatment: higher FLT concentrations (1 and 5 mg l-1)e0
Outcome: chlorophyll a, b and carotenoids contente0
Direction: decreasee0

Not reportedComparator

Verbatim

e0
“Significant decrease of dry weight of root, stem and leaves and chlorophyll a, b and carotenoids content was found under the effect of higher FLT concentrations (1 and 5 mg l-1).”
✓ located verbatim in the source · abstract, characters 377–555

t0
“pea plants”
✓ located verbatim in the source · title, characters 49–59

Title

Physiological responses of fluoranthene stressed pea plants

Lucie Váňová; Štěpán Zezulka; Marie Kummerová 2012

Other claims from this paper (6)

Intervention effect Higher fluoranthene concentrations significantly reduced pea root, stem and leaf dry weight.
Intervention effect Higher fluoranthene treatments significantly inhibited maximum PSII quantum yield.
Intervention effect Higher fluoranthene treatments significantly inhibited the Hill reaction of isolated chloroplasts.
Association Stem GSH content decreased with increasing fluoranthene concentration.
Association Leaf GSH content increased with increasing fluoranthene concentration.
Association Fluoranthene content in pea roots, stems and leaves correlated with environmental fluoranthene loading.

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