Try:droughtFusariumnitrogen fertilizerArabidopsisseed germination

“increase of H2O2 content”

663 matches

Claim types

Direction of the findings

plus 157 non-evaluative

Over time

1980 ’90 2000 ’10 ’20

Refine

More filters

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Stress increased H2O2 content in sensitive genotypes.

Taxon: maize (Zea mays L.)Zea mayst0
Material: sensitive genotypese0
Treatment: stresse0
Outcome: H2O2e0
Direction: increasee0

Not reportedComparator

Verbatim

e0
“Imposition of stress led to increase in H2O2 and malondialdehyde (MDA, a marker for lipid peroxidation) content in sensitive genotypes”
✓ located verbatim in the source · abstract, characters 817–951

t0
“maize (Zea mays L.)”
✓ located verbatim in the source · title, characters 44–63

Title

Evaluation of oxidative stress tolerance in maize (Zea mays L.) seedlings in response to drought.

Vishal Chugh; Narinder Kaur; Anil K Gupta PubMed 2011

Other claims from this paper (9)

Intervention effect Drought increased CAT and APX activities in tolerant maize genotypes.
Intervention effect Drought significantly decreased SOD activity in sensitive genotypes.
Intervention effect SOD activity remained unchanged under stress in tolerant genotypes.
Intervention effect Drought significantly induced POX activity in both tolerant and sensitive genotypes.
Intervention effect Stress increased MDA content in sensitive genotypes.
Intervention effect Stress caused no observed H2O2 or MDA change in tolerant genotypes.
Intervention effect Glutathione content increased significantly in sensitive genotypes.
Intervention effect Ascorbic acid pool increased in both tolerance groups, more strongly in tolerant genotypes.
Association Antioxidative defence activation correlated with drought tolerance in tolerant genotypes.

Mechanismauthor interpretationoriginal resultnegativemeasured

Claim · model-written summary

Nitration was proposed to inhibit catalase and increase H2O2 during ripening.

Taxon: peppere1
Outcome: increase in H2O2 contente0
Direction: increasee0
Qualifier: Nitration seems to play a key role in this down-regulatione0

Verbatim

e0
“Nitration seems to play a key role in this down-regulation, favoring an increase in H2O2 content during ripening”
✓ located verbatim in the source · abstract, characters 1327–1439

e1
“pepper (Capsicum annuum L.) fruit ripening”
✓ located verbatim in the source · abstract, characters 207–249

Title

Pepper catalase: a broad analysis of its modulation during fruit ripening and by nitric oxide

Salvador González-Gordo; Javier López-Jaramillo; Marta Rodríguez-Ruiz; et al. Biochemical Journal 2024. doi:10.1042/bcj20240247

Other claims from this paper (10)

Observation Three pepper catalase genes were identified.
Observation Catalase gene expression was differentially modulated during ripening and NO treatment.
Observation CaCat1 through CaCat3 protein expression showed dissimilar behavior.
Observation Catalase activity was 50% lower in ripe red fruit than immature green fruit.
Observation Gel electrophoresis identified one catalase isozyme.
Intervention effect Peroxynitrite exposure nitrated recombinant CaCat3.
Intervention effect Peroxynitrite nitrated Tyr348 near catalase active center.
Intervention effect Peroxynitrite nitrated Tyr360 near catalase active center.
Intervention effect Exogenous NO could reverse the ripening pattern.
Observation Pepper catalase structure favored a homodimer.

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Nickel raised apoplastic H2O2 and lignin.

Treatment: nickele0
Outcome: apoplastic H2O2 level and a significant increase in lignin contente0
Direction: increasee0

Not reportedTaxonComparator

Verbatim

e0
“a rapid increase in apoplastic H2O2 level and a significant increase in lignin content were also observed in treatment with nickel”
✓ located verbatim in the source · abstract, characters 1265–1395

Title

The role of apoplastic hydrogen peroxide and lignin accumulation in the systemic resistance of rice to bacterial blight induced by nickel.

Haihua Wang; Tan XinZhong; Xixu Peng; et al. Zhongguo nongye Kexue 2010

Other claims from this paper (7)

Intervention effect Nickel induced systemic resistance to bacterial blight.
Observation The strongest induction occurred at 2.0 mmol L-1 nickel.
Intervention effect Nickel enhanced apoplastic G-POD and NADH-POD activities.
Intervention effect Nickel enhanced DAO activity.
Intervention effect Nickel-induced inoculated seedlings had higher apoplastic response parameters than non-induced inoculated seedlings.
Intervention effect NaN3 compromised nickel-induced H2O2 accumulation and resistance.
Intervention effect Diphenyleneiodonium chloride had no effects on H2O2 accumulation and resistance.

Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

After cadmium treatment, mutant seedling leaves had a greater H2O2 increase.

Taxon: Arabidopsis thalianaArabidopsis thalianat0
Material: mutant seedlingse0
Organ / stage: leavese0
Outcome: content of H2O2e0
Direction: increased more obviouslye0

Verbatim

e0
“the content of H2O2 increased more obviously in the leaves of mutant seedlings after cadmium treatment”
✓ located verbatim in the source · abstract, characters 345–447

t0
“Arabidopsis thaliana CEO1 (clone eight-one)”
✓ located verbatim in the source · abstract, characters 12–55

Title

Role of Arabidopsis CEO1 gene under CdCl2 -induced oxidative stress.

Xianghuan Cui; Zhu PeiYan; Bao‐Zhu Li Chih Wu Sheng Li Hsueh T'ung Hsun 2009

Other claims from this paper (8)

Intervention effect After CdCl2 treatment, ceo1 mutant seedlings were dwarfer than wild type.
Intervention effect After CdCl2 treatment, ceo1 mutant leaves were yellower and curlier than wild type.
Intervention effect After CdCl2 treatment, ceo1 mutant roots were shorter than wild type.
Observation In mutants, APX activity increased after 1 h of cadmium treatment and remained elevated until 2 h.
Observation Wild-type APX activity began increasing after 2 h of cadmium treatment.
Observation Wild-type GR activity markedly increased after 2 h of treatment.
Observation Mutant GR activity showed no visible change after 2 h of treatment.
Observation CAT and SOD activities showed no obvious difference between types after treatment.

Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

H2O2 treatment increased chlorophyll a content of Deschampsia in both species

Taxon: DeschampsiaDeschampsiae0
Treatment: H2O2 treatmente3
Outcome: chlorophyll a contente3
Direction: increasee3

Not reportedComparator

Verbatim

e0
“The effect of stress factors – ultraviolet radiation (UV-B) and hydrogen peroxide (H2O2) upon two species of Deschampsia plants”
✓ located verbatim in the source · abstract, characters 0–127

e3
“H2O2 treatment cause increase chlorophyll a content in both species and carotenoids in D. antarctica plants”
✓ located verbatim in the source · abstract, characters 622–729

Title

Response reaction of Deschampsia antarctica Desv. plants to UV-B irradiation and oxidative stress

N.Yu. Taran; A.A. Okanenko; L.M. Batsmanova; et al. Ukrainian Antarctic Journal 2009. doi:10.33275/1727-7485.8.2009.472

Other claims from this paper (6)

Intervention effect UV-B radiation changed pigment composition of Deschampsia plants
Intervention effect UV-B radiation was followed by accumulation of triacylglicerols, sulphoquinovosyl diacylglycerol and phosphatidylcholine in Deschampsia
Intervention effect UV-B radiation decreased the monogalactosyldiacylglycerol quantity of Deschampsia
Intervention effect H2O2 treatment increased carotenoids in D. antarctica plants
Intervention effect H2O2 treatment decreased monogalactosyldiacylglycerol content in D. caespitosa
Intervention effect H2O2 treatment caused an insignificant increase of SQDG in D. antarctica leaves

Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

H2O2 content increased with increasing acidity.

Taxon: Lolium multiflorumLolium multiflorumt0
Treatment: increase of aciditye1
Outcome: H2O2 contente0
Direction: increasede0

Not reportedComparator

Verbatim

e0
“the inhibition index of root,malondialdehyde(MDA) content,production rate of O-2· and H2O2 content and the activities of superoxide dismutase(SOD) increased significantly”
✓ located verbatim in the source · abstract, characters 403–573

t0
“Seeds of Lolium multiflorum”
✓ located verbatim in the source · abstract, characters 0–27

e1
“With increase of acidity”
✓ located verbatim in the source · abstract, characters 236–260

Title

Influences of CoCl_2 on seed germination and seedling resistance of Lolium multifolorum under acid stress

Chaozhou Li Caoye kexue 2012

Other claims from this paper (16)

Intervention effect germination vigor decreased with increasing acidity.
Intervention effect germination capacity decreased with increasing acidity.
Intervention effect germination index decreased with increasing acidity.
Intervention effect vitality index decreased with increasing acidity.
Intervention effect chlorophyll content decreased with increasing acidity.
Intervention effect inhibition index of root increased with increasing acidity.
Intervention effect malondialdehyde(MDA) content increased with increasing acidity.
Intervention effect production rate of O-2· increased with increasing acidity.
Intervention effect activities of superoxide dismutase(SOD) increased with increasing acidity.
Intervention effect POD activity first rose then fell with acid stress.
Intervention effect Membrane stability index declined under acid stress.
Intervention effect seed germination rate increased after 0.1 mmol·L-1 CoCl2 under acid stress.
Intervention effect chlorophyll content increased after 0.1 mmol·L-1 CoCl2 under acid stress.
Intervention effect shoot length increased after 0.1 mmol·L-1 CoCl2 under acid stress.
Intervention effect dry weight of aerial part increased after 0.1 mmol·L-1 CoCl2 under acid stress.
Intervention effect SOD activity increased after 0.1 mmol·L-1 CoCl2 under acid stress.

Intervention effectobservedoriginal resultmixedmeasured

Claim · model-written summary

Leaf and root H2O2 did not increase or decreased under B deficiency.

Taxon: teat0
Treatment: B deficiencye0
Outcome: H2O2 content of leaves and rootse0
Direction: did not increase or even decreasede0

Not reportedComparator

Verbatim

e0
“H2O2 content of leaves and roots did not increase or even decreased under B deficiency conditions”
✓ located verbatim in the source · abstract, characters 1361–1458

t0
“tea (Camellia sinensis (L.) O. Kuntze)”
✓ located verbatim in the source · title, characters 82–120

Title

Photosynthesis, Nitrogen Metabolism and Antioxidant Defense System in B-Deficient tea (Camellia sinensis (L.) O. Kuntze) Plants

Roghieh Hajiboland DOAJ (DOAJ: Directory of Open Access Journals) 2011. doi:10.22059/jsciences.2011.23865

Other claims from this paper (16)

Intervention effect B deficiency significantly decreased height, leaf number, and shoot and root dry matter.
Intervention effect Young leaf chlorophyll, carotenoid, anthocyanin and flavonoid concentrations were unaffected by B deficiency.
Intervention effect B deficiency significantly reduced old leaf chlorophyll a/b ratio.
Intervention effect B deficiency increased old leaf carotenoid concentration.
Association Old leaf non-photochemical quenching increased alongside carotenoids under B deficiency.
Intervention effect B deficiency significantly reduced young leaf assimilation, transpiration and stomatal conductance.
Intervention effect B deficiency slightly increased young leaf nitrate reductase activity.
Intervention effect B deficiency slightly decreased old leaf nitrate reductase activity.
Intervention effect Root nitrate reductase activity was not influenced by B deficiency.
Intervention effect B starvation diminished young leaf nitrate concentration.
Intervention effect B starvation increased young leaf nitrite concentration.
Mechanism Antioxidant enzyme data suggested ascorbate peroxidase protects old leaves.
Mechanism Antioxidant enzyme data suggested peroxidase protects roots.
Mechanism Superoxide dismutade was interpreted as protecting all three organs from B deficiency oxidative stress.
Association Leaf and root H2O2 response was associated with proline accumulation.
Mechanism The authors suggested proline protects against free radicals and contributes to B deficiency tolerance.

Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

H2O2 increased chlorophyll a in D. antarctica.

Taxon: D. antarcticaDeschampsia antarcticae0
Treatment: H2O2 treatmente0
Outcome: chlorophyll a contente0
Direction: increasee0

Not reportedComparator

Verbatim

e0
“H2O2 treatment cause increase chlorophyll a content in both species and carotenoids in D. antarctica plants.”
✓ located verbatim in the source · abstract, characters 622–730

Title

Response reaction of Deschampsia antarctica Desv. plants to UV-B irradiation and oxidative stress

N. Yu. Taran; A.A. Okanenko; L.M. Batsmanova; et al. Ukrainian Antarctic Journal 2009. doi:10.33275/1727-7485.8.2009.471

Other claims from this paper (7)

Intervention effect UV-B altered chlorophyll a and nearly all carotenoids except violaxanthin in Deschampsia.
Intervention effect Deschampsia accumulated triacylglicerols, sulphoquinovosyl diacylglycerol and phopsphatydylcholine after UV-B.
Intervention effect UV-B decreased monogalacto-syldiacylglycerol quantity in Deschampsia.
Intervention effect H2O2 increased chlorophyll a in D. caespitosa.
Intervention effect H2O2 increased carotenoids in D. antarctica.
Intervention effect H2O2 decreased monogalactosyldiacylglycerol content in D. caespitosa.
Intervention effect H2O2 produced an insignificant increase in SQDG in D. antarctica leaves.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Cucumber seedlings: production rate of superoxide anion radical(O-· 2) and content of hydrogen peroxide(H2O2) increase under NaCl.

Taxon: cucumberCucumis sativust0
Treatment: NaCle1
Outcome: production rate of superoxide anion radical(O-· 2) and content of hydrogen peroxide(H2O2)e0
Direction: increasee0

Not reportedComparator

Verbatim

t0
“cucumber seedlings”
✓ located verbatim in the source · title, characters 97–115

e0
“increase of the production rate of superoxide anion radical(O-· 2) and content of hydrogen peroxide(H2O2) in cucumber seedling leaves”
✓ located verbatim in the source · abstract, characters 1152–1285

e1
“NaCl inhibited the growth of both shoots and roots of cucumberseedlings”
✓ located verbatim in the source · abstract, characters 404–475

Title

Effects of iso-osmotic Ca(NO_3)_2 and NaCl stress on growth and physiological characteristics of cucumber seedlings

Zhou Hen 2014

Other claims from this paper (19)

Intervention effect Cucumber seedlings: growth of both shoots and roots inhibited under NaCl.
Intervention effect Cucumber seedlings: shoots inhibiting under Ca(NO3)2.
Intervention effect Cucumber seedlings: entry of CO2from environment into mesophyll cells restricted under NaCl.
Intervention effect Cucumber seedlings: photosynthetic rate reduction under NaCl.
Intervention effect Cucumber seedlings: capacity of carbon assimilation inhibited under NaCl.
Intervention effect Cucumber seedlings: capacity of carbon assimilation did not significantly affect under Ca(NO3)2.
Intervention effect Cucumber seedlings: excessive energy in photosystem Ⅱ(PSⅡ) reaction center(Ex) enhanced under Ca(NO3)2.
Intervention effect Cucumber seedlings: excessive energy in photosystem Ⅱ(PSⅡ) reaction center(Ex) enhanced under NaCl.
Intervention effect Cucumber seedlings: production rate of superoxide anion radical(O-· 2) and content of hydrogen peroxide(H2O2) increase under Ca(NO3)2.
Intervention effect Cucumber seedlings: Ex,O-· 2production rate and H2O2content increase under NaCl.
Intervention effect Cucumber seedlings: activity of peroxidase(POD) and catalase(CAT) increased under NaCl.
Intervention effect Cucumber seedlings: activity of superoxide dismutase(SOD) reduced under NaCl.
Intervention effect Cucumber seedlings: activity of antioxidant enzymes such as SOD,POD,CAT enhanced under Ca(NO3)2.
Intervention effect Cucumber seedlings: accumulation of Na+ increased under NaCl.
Intervention effect Cucumber seedlings: ratio of K/Na,Mg/Na and Ca/Na reduction under NaCl.
Intervention effect Cucumber seedlings: Ca2+accumulation increased under Ca(NO3)2.
Intervention effect Cucumber seedlings: K+and Mg2+content decreased under Ca(NO3)2.
Intervention effect Cucumber seedlings: ratio of K/Ca and Mg/Ca reduced under Ca(NO3)2.
Intervention effect Cucumber seedlings: injury to cucumber seedlings more severe under excessive Na+.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Bacillus spp. increased wheat peroxidase activity and H2O2 content during reduced blotch development.

Taxon: wheatTriticum aestivumt0
Treatment: Bacillus spp.e0
Interactor: Bacillus spp.e0biocontrol_agent
Outcome: peroxidase activity and H2O2 contente0
Direction: increasee0

Not reportedComparator

Verbatim

t0
“wheat resistance”
✓ located verbatim in the source · title, characters 34–50

e0
“under the influence of Bacillus spp. was accompanied by the suppression of catalase activity, an increase in peroxidase activity and H2O2 content”
✓ located verbatim in the source · abstract, characters 430–575

Title

Strains of Bacillus ssp. regulate wheat resistance to Septoria nodorum Berk.

G. F. Burkhanova; S. V. Veselova; A. V. Sorokan’; et al. Applied Biochemistry and Microbiology 2017. doi:10.1134/s0003683817030048

Other claims from this paper (7)

Observation Endophytic Bacillus strains were antagonistic to the pathogen in vitro.
Intervention effect Bacillus spp. reduced Septoria nodorum blotch development on wheat leaves.
Intervention effect Bacillus spp. suppressed wheat catalase activity during reduced blotch development.
Intervention effect Bacillus spp. induced expression of wheat PR-1, PR-6 and PR-9 defense genes.
Mechanism B. subtilis 26 D induced wheat PR gene expression marking an SA-dependent pathway.
Mechanism B. thuringiensis V-5689 and V-6066 induced a JA/ET-dependent pathway.
Observation The bacterial consortium formed a complex biological response in infected wheat plants.

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.

“increase of H2O2 content”

Claim types

Direction of the findings

Over time

Claim type

Research area

Polarity

Statistics