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1. Biochemical Alterations of Rice in Response to Plant Submersion and Herbicides

Author:
Avila, L.A.; Marchezan, M.G.; Camargo, E.R.; Agostinetto, D.; Schaedler, C.E.; Moraes, B.S.; Langaro, A.C.; Oliveira, C.
Source:
Procedia Environmental Sciences 2015 v.29 pp. 73-74
ISSN:
1878-0296
Subject:
ascorbate peroxidase; bispyribac-sodium; carotenoids; catalase; chlorophyll; climate change; clomazone; cultivars; hydrogen peroxide; imazapic; imazapyr; imazethapyr; pesticide application; rain; rice; submergence; superoxide dismutase; Brazil
Abstract:
... Extreme rainfall events are expected to be more frequent with the climate change, increasing the chances of prolonged flooding in rice producing areas. Therefore, it is important to understand the response of rice plants to flooding events that would result in plant submersion and it is interaction with herbicide applications. To achieve the objectives two studies were conducted in Southern Brazil ...
DOI:
10.1016/j.proenv.2015.07.165

2. Bioconcentration Factors and Potential Human Health Risks of Heavy Metals in Cultivated Lentinus edodes in Chengdu, People's Republic of China

Author:
Pei, Donghui; Xie, Han; Song, Haihai; Xu, Heng; Wu, Yumeng
Source:
Journal of food protection 2015 v.78 no.2 pp. 390-395
ISSN:
0362-028X
Subject:
heavy metals; lead; reactive oxygen species; bioaccumulation factor; Lentinula edodes; risk; cadmium; human health; mushrooms; peroxidase; humans; arsenic; superoxide dismutase; pollutants; children; chromium; markets; fruiting bodies; catalase; mercury; China
Abstract:
... Lentinus edodes is one of the most popular edible mushrooms in the market. However, it contains heavy metals that are poisonous to humans even at trace concentrations. The concentrations and bioconcentration factors of five heavy metals in cultivated L. edodes in Chengdu were studied, and the potential health risks to local residents associated with the cultivated L. edodes consumption were evalua ...
DOI:
10.4315/0362-028X.JFP-14-336

3. Crosstalk among nitric oxide, calcium and reactive oxygen species during triterpenoid biosynthesis in Betula platyphylla

Author:
Zeng, Fansuo; Liu, Kun; Li, Sida; Zhan, Yaguang
Source:
Functional plant biology 2015 v.42 no.7 pp. 643-654
ISSN:
1445-4408
Subject:
biosynthesis; cell viability; Betula pendula subsp. mandshurica; ascorbate peroxidase; calcium; catalase; chelating agents; malondialdehyde; nitric oxide; oxidative stress; proline; gene expression; reactive oxygen species; signal transduction; nitroprusside; peroxidase; mortality; apoptosis; oleanolic acid
Abstract:
... We analysed NO, reactive oxygen species (ROS) and Ca2+ crosstalk during triterpenoid biosynthesis in white birch (Betula platyphylla Suk.) cells. Cells were pretreated with diphenyleneiodonium, sodium diethyldithiocarbamate (DDTC) or catalase (CAT), or a Ca2+ channel blocker or chelator before sodium nitroprusside treatment. Changes in triterpenoid, malondialdehyde and proline levels, cell viabili ...
DOI:
10.1071/FP14352

4. Evaluation of the biochemical and physiological activity of the natural compound, 2,4-ditert-butylphenol on weeds

Author:
Chuah, T. S.; Norhafizah, M. Z.; Ismail, B. S.
Source:
Crop & pasture science 2015 v.66 no.2 pp. 214-223
ISSN:
1836-0947
Subject:
reactive oxygen species; lipid peroxidation; broadleaf weeds; medicinal plants; oxidative stress; shoots; mechanism of action; weed control; malondialdehyde; pastures; fluorescence; transpiration; grass weeds; photosynthesis; peroxidase; leaves; Leptochloa chinensis; superoxide dismutase; bioassays; antioxidant activity; herbicidal properties; catalase; Hedyotis; chlorophyll; chloroplasts
Abstract:
... 2,4-Di-tert-butylphenol (2,4-DTBP) is a natural compounds present in medicinal plants. It is reported to have herbicidal properties. However, the mechanism of action is unknown for use in weed management. Measurements were made of lipid peroxidation, ion leakage, antioxidant enzymes, chlorophyll content, chlorophyll fluorescence and photosynthesis in the grassy weed Leptochloa chinensis (L.) Nees ...
DOI:
10.1071/CP13386

5. Expression of maize heat shock transcription factor gene ZmHsf06 enhances the thermotolerance and drought-stress tolerance of transgenic Arabidopsis

Author:
Li, Hui-cong; Zhang, Hua-ning; Li, Guo-liang; Liu, Zi-hui; Zhang, Yan-min; Zhang, Hong-mei; Guo, Xiu-lin
Source:
Functional plant biology 2015 v.42 no.11 pp. 1080-1091
ISSN:
1445-4408
Subject:
Arabidopsis thaliana; breeding; catalase; chlorophyll; corn; crops; drought; ecotypes; electrical conductivity; gene overexpression; genes; heat; heat stress; heat tolerance; leaves; malondialdehyde; osmotic pressure; peroxidase; quantitative polymerase chain reaction; reverse transcriptase polymerase chain reaction; seed germination; sequence analysis; superoxide dismutase; transcription (genetics); transcription factors; transgenic plants; water stress
Abstract:
... Based on the information of 25 heat shock transcription factor (Hsf) homologues in maize according to a genome-wide analysis, ZmHsf06 was cloned from maize leaves and transformed into Arabidopsis thaliana (L. Heynh.) (ecotype, Col-0). Three transgenic positive lines were selected to assess the basic and acquired thermotolerance and drought-stress tolerance under stresses and for some physiological ...
DOI:
10.1071/FP15080

6. Inhibition of SIMPK1, SIMPK2, and SIMPK3 Disrupts Defense Signaling Pathways and Enhances Tomato Fruit Susceptibility to Botrytis cinerea

Author:
Zheng, Yanyan; Yang, Yang; Liu, Can; Chen, Lin; Sheng, Jiping; Shen, Lin
Source:
Journal of agricultural and food chemistry 2015 v.63 no.22 pp. 5509-5517
ISSN:
0021-8561
Subject:
Botrytis cinerea; abscisic acid; ascorbate peroxidase; beta-glucanase; catalase; catechol oxidase; chitinase; gibberellic acid; gray mold; hydrogen peroxide; indole acetic acid; innate immunity; methyl jasmonate; mitogen-activated protein kinase; peroxidase; phenylalanine ammonia-lyase; signal transduction; tomatoes
Abstract:
... Mitogen-activated protein kinases (MAPKs) are major components of defense signaling pathways that transduce extracellular stimuli into intracellular responses in plants. Our previous study indicated that SlMPK1/2/3 were associated with nitric oxide-induced defense response in tomato fruit. In this study, we determine whether SlMPK1/2/3 influence the tomato fruit’s innate immunity and whether pla ...
DOI:
10.1021/acs.jafc.5b00437

7. Micro-encapsulated sodium butyrate attenuates oxidative stress induced by corticosterone exposure and modulates apoptosis in intestinal mucosa of broiler chickens

Author:
Jiang, Y.; Zhang, W. H.; Gao, F.; Zhou, G. H.
Source:
Animal production science 2015 v.55 no.5 pp. 587-594
ISSN:
1836-0939
Subject:
apoptosis; body weight; broiler chickens; catalase; corticosterone; diet; feed intake; glutathione peroxidase; intestinal mucosa; jejunum; males; malondialdehyde; messenger RNA; microencapsulation; nutritional intervention; oxidative stress; sodium butyrate; superoxide dismutase
Abstract:
... The aim of the present study was to investigate the effects of micro-encapsulated sodium butyrate (MSB) on oxidative stress and apoptosis induced by dietary corticosterone (CORT) in the intestinal mucosa of broiler chickens. In total, 120 1-day-old male broilers (Arbor Acres) were randomly allocated to two treatment groups and were fed on a control diet (without MSB) or 0.4 g MSB/kg diet. Each tre ...
DOI:
10.1071/AN13348

8. Postharvest exogenous application of abscisic acid reduces internal browning in pineapple

Author:
Zhang, Qin; Liu, Yulong; He, Congcong; Zhu, Shijiang
Source:
Journal of agricultural and food chemistry 2015 v.63 no.22 pp. 5313-5320
ISSN:
0021-8561
Subject:
NAD(P)H oxidase (H2O2-forming); peroxidase; biosynthesis; phenylalanine ammonia-lyase; catalase; catechol oxidase; calcium; hydrogen peroxide; lanthanum; NADP (coenzyme); malondialdehyde; financial economics; control methods; oxidation; pineapples; abscisic acid; calcium channel blockers; oxygen; phenolic compounds
Abstract:
... Internal browning (IB) is a postharvest physiological disorder causing economic losses in pineapple, but there is no effective control measure. In this study, postharvest application of 380 μM abscisic acid (ABA) reduced IB incidence by 23.4-86.3% and maintained quality in pineapple fruit. ABA reduced phenolic contents and polyphenol oxidase and phenylalanine ammonia lyase activities; increased c ...
DOI:
10.1021/jf506279x

9. Salinity-induced Physiological and Molecular Changes in Barley and Wheat

Author:
Temel, Aslihan; Gozukirmizi, Nermin
Source:
Procedia Environmental Sciences 2015 v.29 pp. 33
ISSN:
1878-0296
Subject:
Hordeum vulgare; Triticum aestivum; barley; catalase; gene expression; gene expression regulation; genes; germination; physiological response; protein content; salinity; sodium chloride; superoxide dismutase; tubulin; water content; wheat
Abstract:
... In this study, it was aimed to compare salinity-induced changes in barley (Hordeum vulgare L. cv. Bornova-92) and bread wheat (Triticum aestivum L. cv. Gerek-79). Seeds were germinated under saline conditions (0, 50, 100, 250 and 500mM NaCl) for 2 days and recovered under non-saline conditions for 2 days. At the end of the salt-treatment, germination, water content (WC), total soluble protein cont ...
DOI:
10.1016/j.proenv.2015.07.142

10. Variations in Response Patterns among two Genotypes of Chickpea Against Ambient and Elevated UV-B: Antioxidative Enzyme Profile, Nitrogen Metabolism and Accumulation of Salicylic Acid and Jasmonic Acid

Author:
Singh, Suruchi; Chaudhary, Krishna Kumar; Agrawal, S.B.; Agrawal, M.
Source:
Procedia Environmental Sciences 2015 v.29 pp. 1-2
ISSN:
1878-0296
Subject:
Cicer arietinum; catalase; chickpeas; cultivars; field experimentation; genotype; jasmonic acid; kaempferol; leghemoglobin; nitrogen fixation; nitrogen metabolism; nitrogenase; polyacrylamide gel electrophoresis; quercetin; reactive oxygen species; ribulose-bisphosphate carboxylase; salicylic acid; superoxide dismutase; ultraviolet radiation
Abstract:
... There is limited information on genotypic variations against UV-B and the physiological and biochemical traits underlying these variations. Therefore, the objectives of this study were to identify the traits responsible for the differential response of cultivar (cv.) PUSA 302 and cv PUSA 264 of chickpea (Cicer arientinum L.) to UV-B. The field experiment was a split-plot design with two UV-B level ...
DOI:
10.1016/j.proenv.2015.07.122

11. Activity of Earthworm in Latosol Under Simulated Acid Rain Stress

Author:
Zhang, Jia-En; Yu, Jiayu; Ouyang, Ying
Source:
Bulletin of environmental contamination and toxicology 2015 v.94 no.1 pp. 108-111
ISSN:
0007-4861
Subject:
Eisenia fetida; acid deposition; catalase; earthworms; leaching; pH; soil; superoxide dismutase; toxicity
Abstract:
... Acid rain is still an issue of environmental concerns. This study investigated the impacts of simulated acid rain (SAR) upon earthworm activity from the Latosol (acidic red soil). Laboratory experiment was performed by leaching the soil columns grown with earthworms (Eisenia fetida) at the SAR pH levels ranged from 2.0 to 6.5 over a 34-day period. Results showed that earthworms tended to escape fr ...
DOI:
10.1007/s00128-014-1404-5

12. Alteration in clinico-biochemical profile and oxidative stress indices associated with hyperglycaemia with special reference to diabetes in cattle—a pilot study

Author:
Deepa, Padinjare Melepat; Dimri, Umesh; Jhambh, Ricky; Yatoo, Mohd Iqbal; Sharma, Bhaskar
Source:
Tropical animal health and production 2015 v.47 no.1 pp. 103-109
ISSN:
0049-4747
Subject:
ketonuria; aspartate transaminase; urine; insulin-dependent diabetes mellitus; Holstein; glucose tolerance tests; oxidative stress; cattle diseases; glutathione; glucose; ketone bodies; hyperglycemia; body condition; peroxides; blood serum; cattle; superoxide dismutase; blood glucose; fasting; gamma-glutamyltransferase; oxidants; insulin; glycosuria; milk yield; catalase; hemoglobin; lactation; India
Abstract:
... The present study aimed to assess hyperglycaemia with special reference to diabetes mellitus in cattle by clinico-biochemical estimation and evaluation of oxidative stress indices. A total of 256 cattle exhibiting weakness, poor body condition and reduced milk yield in lactating cattle were included in the study. These animals were screened with blood glucose level, urine glucose and ketone bodies ...
DOI:
10.1007/s11250-014-0691-5
PubMed:
25433646

13. Ameliorative effect of N‐acetyl cysteine on alpha‐cypermethrin‐induced pulmonary toxicity in male rats

Author:
Arafa, Manar Hamed; Mohamed, Dalia AbdElmoain; Atteia, Hebatallah Husseini
Source:
Environmental toxicology 2015 v.30 no.1 pp. 26-43
ISSN:
1520-4081
Subject:
adverse effects; air; air pollution; anti-inflammatory activity; antioxidants; blood serum; catalase; corn oil; cypermethrin; cysteine; gene expression; glutathione; heme oxygenase (biliverdin-producing); histopathology; hydroxyproline; inducible nitric oxide synthase; interleukin-1beta; lactate dehydrogenase; males; malondialdehyde; nitric oxide; pneumonia; pollutants; protective effect; rats; superoxide dismutase; tissues; toxicity; transcription factor NF-kappa B; tumor necrosis factor-alpha
Abstract:
... Alpha‐cypermethrin (α‐CYP) is one of the most widely used insecticides. It may become an air pollutant and adversely affect the health. The present study was designed to determine whether treatment with N‐acetyl cysteine (NAC), a well‐known antioxidant, can be useful for the management of the deleterious effects of α‐CYP on lung tissues. For this purpose, thirty two male rats were divided into fou ...
DOI:
10.1002/tox.21891

14. Antagonistic activity of dietary allicin against deltamethrin-induced oxidative damage in freshwater Nile tilapia; Oreochromis niloticus

Author:
Abdel-Daim, Mohamed M.; Abdelkhalek, Nevien K.M.; Hassan, Ahmed M.
Source:
Ecotoxicology and environmental safety 2015 v.111 pp. 146-152
ISSN:
0147-6513
Subject:
Oreochromis niloticus; alanine transaminase; albumins; alkaline phosphatase; allicin; antioxidants; aspartate transaminase; biomarkers; blood proteins; blood serum; catalase; cholesterol; creatinine; deltamethrin; dietary supplements; dose response; fish; freshwater; garlic; gills; globulins; glutathione; glutathione peroxidase; kidneys; lipid peroxidation; liver; malondialdehyde; medicinal properties; oxidative stress; poisoning; protein content; superoxide dismutase; toxicity; urea; uric acid
Abstract:
... Allicin, the main biologically active component of garlic clove extracts, has been evaluated for its′ efficacy in preventing deltamethrin-induced oxidative damage in Nile tilapia; Oreochromis niloticus. Fish were fed on 2 different doses of 0.5g and 1g of allicin/ kg diet for 28 days. Serum aspartate aminotransferase (AST), alanine aminotransferase (ALT), alkaline phosphatase (ALP), cholesterol, u ...
DOI:
10.1016/j.ecoenv.2014.10.019

15. Antioxidant and protective effect of inulin and catechin grafted inulin against CCl4-induced liver injury

Author:
Liu, Jun; Lu, Jian-feng; Wen, Xiao-yuan; Kan, Juan; Jin, Chang-hai
Source:
International journal of biological macromolecules 2015 v.72 pp. 1479-1484
ISSN:
0141-8130
Subject:
aspartate transaminase; lipid peroxidation; silymarin; carbon tetrachloride; glutathione; malondialdehyde; alanine transaminase; hydrogen peroxide; superoxide anion; hepatoprotective effect; blood serum; superoxide dismutase; catechin; inulin; antioxidant activity; hydroxyl radicals; liver; glutathione-disulfide reductase; catalase; glutathione peroxidase; liver diseases; alkaline phosphatase
Abstract:
... In this study, the antioxidant activity and hepatoprotective effect of inulin and catechin grafted inulin (catechin-g-inulin) against carbon tetrachloride (CCl4)-induced acute liver injury were investigated. Results showed that both inulin and catechin-g-inulin had moderate scavenging activity on superoxide radical, hydroxyl radical and H2O2, as well as lipid peroxidation inhibition effect. The an ...
DOI:
10.1016/j.ijbiomac.2014.09.066

16. A polysaccharide extract of mulberry leaf ameliorates hepatic glucose metabolism and insulin signaling in rats with type 2 diabetes induced by high fat-diet and streptozotocin

Author:
Ren, Chunjiu; Zhang, Yao; Cui, Weizheng; Lu, Guobing; Wang, Yanwen; Gao, Huiju; Huang, Lu; Mu, Zhimei
Source:
International journal of biological macromolecules 2015 v.72 pp. 951-959
ISSN:
0141-8130
Subject:
animal disease models; biomarkers; catalase; enzyme activity; genes; glucose; glucose tolerance; glutathione peroxidase; glycogen; insulin; insulin resistance; leaves; liver; malondialdehyde; mulberries; non-specific serine/threonine protein kinase; noninsulin-dependent diabetes mellitus; oxidative stress; phosphatidylinositol 3-kinase; rats; signal transducing adaptor proteins; streptozotocin; superoxide dismutase; traditional medicine
Abstract:
... Mulberry leaf is a traditional medicine used to treat diabetes in the clinic. The aim of this study was to determine the mechanisms by which mulberry leaf polysaccharide (MLPII), improves hepatic glucose metabolism and insulin resistance in rats with type 2 diabetes induced by high fat and streptozotocin (STZ). MLPII was administered for 6 weeks after establishment of type 2 diabetes in Wistar rat ...
DOI:
10.1016/j.ijbiomac.2014.09.060

17. Application of a redox‐proteomics toolbox to Daphnia magna challenged with model pro‐oxidants copper and paraquat

Author:
Rainville, Louis‐Charles; Coelho, Ana Varela; Sheehan, David
Source:
Environmental toxicology and chemistry 2015 v.34 no.1 pp. 84-91
ISSN:
0730-7268
Subject:
Daphnia magna; catalase; copper; glycolysis; heat shock response; metal tolerance; oxidative stress; paraquat; pollutants; proteins; proteomics; thiols; toxicity; two-dimensional gel electrophoresis; xenobiotics
Abstract:
... The redox status of cells is involved in the regulation of several cellular stress–response pathways. It is frequently altered by xenobiotics, as well as by environmental stressors. As such, there is an increasing interest in understanding the redox status of proteins in different scenarios. Recent advances in proteomics enable researchers to measure oxidative lesions in a wide range of proteins. ...
DOI:
10.1002/etc.2761

18. Aspergillus flavus impairs antioxidative enzymes of Sternochetus mangiferae during mycosis

Author:
Kamala Jayanthi, P.D; Arthikirubha, Ayyasamy; Vivek, Kempraj; Ravindra, M. Aurade; Selvakumar, Govindan; Abraham, Verghese
Source:
Journal of invertebrate pathology 2015 v.124 pp. 73-77
ISSN:
0022-2011
Subject:
Aspergillus flavus; Cryptorhynchus mangiferae; catalase; coevolution; entomopathogenic fungi; fungal spores; insects; model validation; monophenol monooxygenase; mycoses; peroxidase; toxins
Abstract:
... Insects depend upon cuticular, humoral and cellular defenses to resist mycosis. However, entomopathogenic fungi through co-evolution have developed mechanisms to counter such defenses. Although a plethora of mechanisms of mycosis by entomopathogenic fungi are well-established, studies on the impairment of insects’ antioxidative enzymes during mycosis remain elusive. Here, we used the interaction o ...
DOI:
10.1016/j.jip.2014.11.004

19. Bacillus lonarensis sp. nov., an alkalitolerant bacterium isolated from a soda lake

Author:
Reddy, Sultanpuram Vishnuvardhan; Thirumala, Mothe; Farooq, Mohammed; Sasikala, Chintalapati; Ramana, Chintalapati Venkata
Source:
Archives of microbiology 2015 v.197 no.1 pp. 27-34
ISSN:
0302-8933
Subject:
DNA; Firmicutes; amino acids; bacteria; catalase; cell walls; fatty acids; isoprenoids; lakes; new species; nucleotide sequences; pH; phosphatidylethanolamines; ribosomal RNA; sequence analysis; sodium chloride; temperature; India
Abstract:
... A novel Gram-stain-positive, rod-shaped, motile and endospore-forming novel bacterial strain 25nlgᵀwas isolated from Lonar soda lake, in India. Based on the 16S rRNA gene sequence analysis, it was identified as a member of Firmicutes, being most closely related to Bacillus patagoniensis PAT 05ᵀ(96.6 %) and other members in the genus Bacillus (<96.0 %). Strain 25nlgᵀwas catalase and oxidase-positiv ...
DOI:
10.1007/s00203-014-1040-9

20. Biochemical indicators of salt stress in Plantago maritima: Implications for environmental stress assessment

Author:
Sleimi, Noomene; Guerfali, Salwa; Bankaji, Insaf
Source:
Ecological indicators 2015 v.48 pp. 570-577
ISSN:
1470-160X
Subject:
Plantago maritima; antioxidants; biomarkers; biomass production; catalase; cytoplasm; dose response; ecosystems; glass; greenhouses; halophytes; leaves; peroxidase; potassium; proline; protein content; roots; salinity; salt concentration; salt stress; salt tolerance; shoots; sodium; sodium chloride; toxicity
Abstract:
... Our study is focused on native spontaneous species of saline ecosystems Plantago maritima. Plants were cultivated at several salt concentrations (0, 50, 100, 200, 300, 400 and 500mM NaCl) in a glass greenhouse under semi-controlled conditions. Growth parameters, water parameters and ionic status were determined and they were used as criteria to assess the response of P. maritima under a salinity g ...
DOI:
10.1016/j.ecolind.2014.08.035