Phyllanthus emblica fruit extract stabilized biogenic silver nanoparticles as a growth promoter of wheat varieties by reducing ROS toxicity

Copyright © 2019 Elsevier Masson SAS. All rights reserved.

Bibliographische Detailangaben
Veröffentlicht in:Plant physiology and biochemistry : PPB. - 1991. - 142(2019) vom: 01. Sept., Seite 460-471
1. Verfasser: Kannaujia, Rekha (VerfasserIn)
Weitere Verfasser: Srivastava, Chandra Mohan, Prasad, Vivek, Singh, Brahma N, Pandey, Vivek
Format: Online-Aufsatz
Sprache:English
Veröffentlicht: 2019
Zugriff auf das übergeordnete Werk:Plant physiology and biochemistry : PPB
Schlagworte:Journal Article Antioxidant activity Phyllanthus emblica L. Reactive oxygen species Silver nanoparticles Wheat Antioxidants Plant Extracts Reactive Oxygen Species Silver 3M4G523W1G
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245 1 0 |a Phyllanthus emblica fruit extract stabilized biogenic silver nanoparticles as a growth promoter of wheat varieties by reducing ROS toxicity 
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500 |a Citation Status MEDLINE 
520 |a Copyright © 2019 Elsevier Masson SAS. All rights reserved. 
520 |a The present study is focused on the biogenic synthesis of AgNPs (B-AgNPs) using fruit extract of Phyllanthus emblica L. and its effect (0, 5, 10, 25, 50 mg/L concentrations) on early seedling growth of two wheat varieties (HD-2967 and DBW-17). The prepared silver nanoparticles were characterized with several techniques such as UV-Vis spectroscopy, powder X-ray diffraction as well as high-resolution transmission electron microscopy. The capping of AgNPs by phytochemicals was confirmed by Fourier transforms infrared (FT-IR) spectroscopy. B-AgNPs, chemically synthesized AgNPs, chemically synthesized AgNPs+10% fruit extract and AgNO3 salt were compared for phytotoxicity, based on growth parameters, ROS production, cytotoxicity assay and silver accumulation in two wheat varieties (HD-2967 and DBW-17). These effects were more pronounced in the variety HD-2967 over DBW-17 variety at 10 mg/L B-AgNPs exposure. Root cells viability of treated radicles was studied using Evans blue dye assay which suggest that 10 mg/L B-AgNPs was effective in promoting early seedling growth by decreasing ROS toxicity. Lower accumulation of Ag resulting in higher root cell viability than those of chemically synthesized AgNPs treated seedlings. The findings of the present study clearly indicate that phytochemicals capped AgNPs act as a growth promoter at lower concentrations by delivering a potent antioxidant during early seedling growth as compared to chemically synthesized AgNPs treated wheat seedlings 
650 4 |a Journal Article 
650 4 |a Antioxidant activity 
650 4 |a Phyllanthus emblica L. 
650 4 |a Reactive oxygen species 
650 4 |a Silver nanoparticles 
650 4 |a Wheat 
650 7 |a Antioxidants  |2 NLM 
650 7 |a Plant Extracts  |2 NLM 
650 7 |a Reactive Oxygen Species  |2 NLM 
650 7 |a Silver  |2 NLM 
650 7 |a 3M4G523W1G  |2 NLM 
700 1 |a Srivastava, Chandra Mohan  |e verfasserin  |4 aut 
700 1 |a Prasad, Vivek  |e verfasserin  |4 aut 
700 1 |a Singh, Brahma N  |e verfasserin  |4 aut 
700 1 |a Pandey, Vivek  |e verfasserin  |4 aut 
773 0 8 |i Enthalten in  |t Plant physiology and biochemistry : PPB  |d 1991  |g 142(2019) vom: 01. Sept., Seite 460-471  |w (DE-627)NLM098178261  |x 1873-2690  |7 nnns 
773 1 8 |g volume:142  |g year:2019  |g day:01  |g month:09  |g pages:460-471 
856 4 0 |u http://dx.doi.org/10.1016/j.plaphy.2019.08.008  |3 Volltext 
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