Showing 181 - 200 results of 332 for search '"hydrogen peroxide"', query time: 0.06s Refine Results
  1. 181

    Development of a Rapid and Sensitive HPLC Assay Method for Lenalidomide Capsules and Its Related Substances by L. Maheshwara Reddy, K. Janardhan Reddy, L. Bhaskar Reddy, P. Raveendra Reddy

    Published 2012-01-01
    “…The degradation studies were performed using 0.1N HCl, 0.1 N NaOH, 1% v/v hydrogen peroxide, humidity, UV at 254 nm, Sun light, and heat to 60°C. …”
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  2. 182

    Effect of Bleaching and Thermocycling on Resin-Enamel Bond Strength by Horieh Moosavi, Hamideh Sadat Mohammadipour, Marjaneh Ghavamnasiri, Sanaz Alizadeh

    Published 2015-01-01
    “…In bleaching group, 35% hydrogen peroxide was applied on samples. Thermocycling procedure was conducted between 5°C and 55°C, for 3.000 cycles on the half of each subgroup specimen. …”
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  3. 183

    Bioactive constituents from the leaves of Quercus phillyraeoides A. Gray for α-glucosidase inhibitor activity with concurrent antioxidant activity by Anastasia Wheni Indrianingsih, Sanro Tachibana

    Published 2016-06-01
    “…Furthermore, the significant antioxidant activities were evaluated using several assays, such as the DPPH radical scavenging, hydrogen peroxide radical scavenging, reducing power, and β-carotene-linoleate bleaching assays, and the results suggested that the isolated constituents showed their possible application for treating the hyperglycemia-induced oxidative stress. …”
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  4. 184

    Modelling of quantum yields in photocatalytic membrane reactors immobilising titanium dioxide by Ignazio Renato Bellobono, Giulia de Martini, Paola Maria Tozzi, Carmen Canevali, Franca Morazzoni, Roberto Scotti, Riccardo Bianchi

    Published 2006-01-01
    “…This was interpreted on the basis of a competition kinetics of hydroxyl radicals with themselves, leading to hydrogen peroxide formation, other than with substrate or intermediate molecules leading to full mineralisation. …”
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  5. 185

    HPLC-UV-MS/MS Profiling of Phenolics from Euphorbia nicaeensis (All.) Leaf and Stem and Its Antioxidant and Anti-Protein Denaturation Activities by Khawla Bouaouda, Chaimae Elagdi, Naoufal El Hachlafi, Karima Mohtadi, Mohammed Hsaine, Anass Kettani, Rachid Flouchi, Khang Wen Goh, Abdelhakim Bouyahya, Hanae Naceiri Mrabti, Rachid Saile, Hassan Taki

    Published 2023-06-01
    “…The evaluation of antioxidant activity based on DPPH assay and hydrogen peroxide scavenging assay showed that leaves could be used as a natural source of antioxidants as they provide a potent antioxidant effect (DPPH IC50 = 23.47±0.62 µg/ml), (H2O2 IC50 = 110.27 ± 3.59 µg/ml) compared to stems. …”
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  6. 186

    A Type of MOF-Derived Porous Carbon with Low Cost as an Efficient Catalyst for Phenol Hydroxylation by Renjie Zhou, Gui Chen, Yuejun Ouyang, Hairui Ni, Nonglin Zhou, Bailin Xiang

    Published 2021-01-01
    “…The results show that the Cu/MDPC-600 catalyst prepared by using MOF-5 as the template has a very high specific surface area, and Cu is uniformly supported on the carrier. The catalytic hydrogen peroxide oxidation reaction of phenol hydroxylation was investigated and exhibits better catalytic activity and stability in the phenol hydroxylation reaction. …”
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  7. 187

    Effects of exogenous nitric oxide on the growth and quality of Leonurus japonicus under drought stress by LU Xing, YAO Wenrong, GENG Zhuoqing, SHANG Shuqi, ZHANG Yihua

    Published 2025-01-01
    “…[Results] (1) Seed germination under 10% and 20% PEG treatment was improved by the regulation of amylase activity through exogenous NO. (2) Exogenous NO mitigated growth inhibition of L. japonicus seedlings under drought stress, which was likely attributable to the reduction in malondialdehyde and hydrogen peroxide levels, thereby decreasing oxidative damage. (3) Analysis of medicinal components showed that exogenous NO enhanced leonurine hydrochloride content, stachydrine hydrochloride content, and flavonoid biosynthesis in L. japonicus under drought stress. …”
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  8. 188

    Environmental and economic assessment of the application of an optimised chemical decontamination method on the internal surface of a nuclear steam generator by Rachael Clayton, Anthony Banford, Laurence Stamford

    Published 2025-03-01
    “…Initial life cycle assessment (LCA) discovered environmental hotspots in oxalic acid, hydrogen peroxide, and heating requirements, which were significantly reduced by the process developers during optimisation. …”
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  9. 189

    Rapid Enzymatic Method for Pectin Methyl Esters Determination by Lucyna Łękawska-Andrinopoulou, Efstathios G. Vasiliou, Dimitrios G. Georgakopoulos, Constantinos P. Yialouris, Constantinos A. Georgiou

    Published 2013-01-01
    “…Methanol is oxidized by alcohol oxidase releasing formaldehyde and hydrogen peroxide. This reaction is coupled to horse radish peroxidase catalyzed reaction, which gives the colored product 4-N-(p-benzoquinoneimine)-antipyrine. …”
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  10. 190

    Biological Effects of Weak Electromagnetic Field on Healthy and Infected Lime (Citrus aurantifolia) Trees with Phytoplasma by Fatemeh Abdollahi, Vahid Niknam, Faezeh Ghanati, Faribors Masroor, Seyyed Nasr Noorbakhsh

    Published 2012-01-01
    “…Electromagnetic fields decreased hydrogen peroxide and carbohydrates content in both healthy and infected plants compared to those of the controls.…”
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  11. 191

    Heterogeneous Photo-Fenton-like Degradation of Oxytetracycline Containing Wastewater by Gülin Ersöz, Ceren Orak

    Published 2024-03-01
    “…In this study, the effects of key reaction parameters such as pH (3, 6, 9), catalyst amount (0-0.8 g/L), initial hydrogen peroxide concentration (HP, 0-20 mM) on the degradation of oxytetracycline were studied. …”
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  12. 192

    Heterogeneous UV/Fenton-Like Degradation of Methyl Orange Using Iron Terephthalate MIL-53 Catalyst by Pham Dinh Du, Huynh Thanh Danh, Pham Ngoc Hoai, Nguyen Mau Thanh, Vo Thang Nguyen, Dinh Quang Khieu

    Published 2020-01-01
    “…MIL-53 with UV irradiation exhibits high catalytic activity for MO degradation by hydrogen peroxide. The factors affecting the efficiency of MO decomposition including pH of the solution, H2O2 concentration, catalyst dosage, initial MO concentration, and reaction temperature were addressed. …”
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  13. 193

    Lactic Acid Bacteria from African Fermented Cereal-Based Products: Potential Biological Control Agents for Mycotoxins in Kenya by Eliud N. Wafula, Christabel N. Muhonja, Josiah O. Kuja, Eddy E. Owaga, Huxley M. Makonde, Julius M. Mathara, Virginia W. Kimani

    Published 2022-01-01
    “…The lactic acid bacteria (LAB) are generally regarded as safe (GRAS) due to their long history of application in food fermentation systems and ability to produce antimicrobial compounds (hydroxyl fatty acids, organic acids, phenyllactic acid, hydrogen peroxide, bacteriocins, and carbon dioxide) with a broad range of antifungal activity. …”
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  14. 194

    Single Step Formation of C-TiO2 Nanotubes: Influence of Applied Voltage and Their Photocatalytic Activity under Solar Illumination by Chin Wei Lai, Srimala Sreekantan

    Published 2013-01-01
    “…Self-aligned and high-uniformity carbon (C)- titania (TiO2) nanotube arrays were successfully formed via single step anodization of titanium (Ti) foil at 30 V for 1 h in a bath composed of ethylene glycol (EG), ammonium fluoride (NH4F), and hydrogen peroxide (H2O2). It was well established that applied voltage played an important role in controlling field-assisted oxidation and field-assisted dissolution during electrochemical anodization process. …”
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  15. 195

    Adsorptive Removal of Hexavalent Chromium by Diphenylcarbazide-Grafted Macadamia Nutshell Powder by Londolani C. Maremeni, Sekomeng J. Modise, Fanyana M. Mtunzi, Michael J. Klink, Vusumzi E. Pakade

    Published 2018-01-01
    “…Macadamia nutshell powder oxidized by hydrogen peroxide solutions (MHP) was functionalized by immobilizing 1,5′-diphenylcarbazide (DPC) on its surface. …”
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  16. 196

    HPLC Evaluation of Phenolic Profile, Nutritive Content, and Antioxidant Capacity of Extracts Obtained from Punica granatum Fruit Peel by Sushil Kumar Middha, Talambedu Usha, Veena Pande

    Published 2013-01-01
    “…For this, extracts were screened for possible antioxidant activities by free radical scavenging activity (DPPH), hydrogen peroxide scavenging activity and ferric-reducing antioxidant power (FRAP) assays. …”
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  17. 197

    Standard arbitration agreements: a viable means for antitrust damages claims? by Antonio Robles Martín-Laborda

    Published 2024-10-01
    “… Following the judgment of the Court of Justice and especially the Opinion of the Advocate General in the CDC Hydrogen Peroxide case, arbitration agreements on disputes concerning damages for infringements of the competition rules of the TFEU have been interpreted as being contrary to the principle of effectiveness of EU law by making the non-application of the competition rules more likely. …”
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  18. 198

    Superoxide Dismutase 3 Limits Collagen-Induced Arthritis in the Absence of Phagocyte Oxidative Burst by Tiina Kelkka, Juha Petteri Laurila, Outi Sareila, Peter Olofsson, Mikko Olavi Laukkanen, Rikard Holmdahl

    Published 2012-01-01
    “…Extracellular superoxide dismutase (SOD3), an enzyme mediating dismutation of superoxide into hydrogen peroxide, has been shown to reduce inflammation by inhibiting macrophage migration into injured tissues. …”
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  19. 199

    Studies on the biological effects of ozone: 8. Effects on the total antioxidant status and on interleukin-8 production by V. Bocci, G. Valacchi, F. Corradeschi, G. Fanetti

    Published 1998-01-01
    “…This is in line with the current idea that hydrogen peroxide, as a byproduct of O3 decomposition, acts as a messenger for the cytokine induction.…”
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  20. 200

    Green Synthesis of Cobalt–Zinc Ferrites and Their Activity in Dye Elimination via Adsorption and Catalytic Wet Peroxide Oxidation by Mariia Liaskovska, Tetiana Tatarchuk, Volodymyr Kotsyubynsky

    Published 2025-01-01
    “…The electron transfer between ferrite samples and hydrogen peroxide was evidenced using electrochemical tests. …”
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