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首页> 外文期刊>Journal of King Saud University >Integrated approach: Al 2O 3-CaO nanocatalytic biodiesel production and antibacterial potential silver nanoparticle synthesis from Pedalium murex extract
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Integrated approach: Al 2O 3-CaO nanocatalytic biodiesel production and antibacterial potential silver nanoparticle synthesis from Pedalium murex extract

机译:综合方法:AL 2 O 3 -CAO纳米催化生物柴油生产和抗菌潜在的银纳米粒子合成来自培养型murex 提取物

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Pedalium murex, a less-utilized traditional plant, has high lipid content, which ranges from 21?mg/gfw (milligram per gram fresh weight) in leaf, 32?mg/gfw in stem and 19?mg/gfw in callus. Lipids from different parts of the plant were extracted and employed for biodiesel production. Al2O3-CaO nanocatalyst was synthesized by the classical Sol-gel method, characterized by XRD, HR-SEM, and was applied for biodiesel production. In transesterification, the influence of methanol-lipid was evaluated by varying the ratio from 1:6 to 1:16, and the FAME converted yield was calculated to be 60% using Gas chromatography. The biomass was subjected to lipid extraction and was then used for the synthesis of AgNPs, analyzed through the UV–Visible absorption spectrum, XRD, HR-SEM, and SAED. AgNPs of Pedalium murex plant extract were examined for their antimicrobial activity against various bacterial pathogens such asStaphylococcus aureus,Klebsiella pneumonia,Bacillus subtilisandEscherichia coli.AgNPs showed the best antibacterial activity againstE. coliat 5.0?mM concentration. This study is promising in the identification of a cheap source for biodiesel production with the added advantage of antimicrobial drug formulation from the medicinal plant Pedalium murex.
机译:一种利用较少使用的传统植物Murex,具有高脂质含量,其叶片中的21毫克​​/ GFW(每克/克,毫克新鲜重量)范围为32μm,茎和19μmg/ gfw。从植物的不同部分的脂质被提取并用于生物柴油生产。通过经典的溶胶 - 凝胶方法合成Al2O3-CaO纳米催化剂,其特征在于XRD,HR-SEM,并应用于生物柴油生产。在酯交换中,通过改变1:6至1:16的比例来评价甲醇 - 脂质的影响,并且使用气相色谱法计算成次转化产率为60%。将生物质进行脂质萃取,然后用于合成AgNP,通过UV可见吸收光谱,XRD,HR-SEM和SAED分析。研究了培养的培养型植物提取物的AgNP,针对各种细菌病原体的抗微生物活性,如诸如肺炎球菌,Klebsiella肺炎,枯草芽孢菌菌,枯草芽孢杆菌菌,Bacillussandescherichia Coli.Agnps显示出最佳的抗菌活性。 Coliat 5.0?mm浓度。本研究在鉴定了生物柴油生产廉价来源,具有来自药用植物Murex的抗微生物药物制剂的额外优势。

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