Plant Nano Biology最新文献_第2页

Foliar nano Zn-Mo and chlorine dioxide affects use efficiency and distribution of macronutrients in green bean plants 叶面纳米锌钼和二氧化氯影响绿豆植株大量养分的利用效率和分配

Plant Nano Biology Pub Date : 2025-02-01 DOI: 10.1016/j.plana.2024.100129

Carlos A. Ramírez-Estrada , Esteban Sánchez , Alondra Salcido-Martínez , Julio C. Anchondo-Páez , Ezequiel Muñoz-Márquez , Alejandro Palacio-Márquez

{"title":"Foliar nano Zn-Mo and chlorine dioxide affects use efficiency and distribution of macronutrients in green bean plants","authors":"Carlos A. Ramírez-Estrada , Esteban Sánchez , Alondra Salcido-Martínez , Julio C. Anchondo-Páez , Ezequiel Muñoz-Márquez , Alejandro Palacio-Márquez","doi":"10.1016/j.plana.2024.100129","DOIUrl":"10.1016/j.plana.2024.100129","url":null,"abstract":"<div><div>Climate change affects production conditions and reduces agricultural crop yields. However, the application of micronutrients such as chlorine (Cl<sup>–</sup>), zinc (Zn) and molybdenum (Mo) incorporated with emerging technologies such as nanotechnology and gas-based products can be an alternative to increase food production. Although the benefits of the application of foliar micronutrients such as chlorine, zinc and molybdenum have been reported previously, there is still scarce literature on the use of nanofertilizers based on zinc and molybdenum and chlorine dioxide (ClO<sub>2</sub>) on growth, yield, accumulation, distribution and nutrient use efficiency parameters in the different organs of green bean plants. Therefore, the objective of the present study was to evaluate the effect of foliar application of nano Zn-Mo (4 ppm) and ClO<sub>2</sub> (30 ppm) on biomass, yield, concentration, distribution and use efficiency of nitrogen (N), phosphorus (P), potassium (K), calcium (Ca), magnesium (Mg) and sodium (Na), in green bean plants cv. Strike. The application of Nano Zn-Mo increased yield and accumulation of N, P and K, as well as improved nutrient use efficiency. On the other hand, the use of ClO<sub>2</sub> allowed greater accumulation of aerial and root biomass, as well as a higher concentration of Ca and Mg in leaf tissue.</div></div>","PeriodicalId":101029,"journal":{"name":"Plant Nano Biology","volume":"11 ","pages":"Article 100129"},"PeriodicalIF":0.0,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143143726","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Nano-herbicides a sustainable strategy for weed control 纳米除草剂是一种可持续的杂草控制策略

Plant Nano Biology Pub Date : 2025-02-01 DOI: 10.1016/j.plana.2024.100132

Konathala Kusumavathi , Sachin Kanta Rautaray , Smritikana Sarkar , Subhaprada Dash , Tapas Ranjan Sahoo , Susanta Kumar Swain , Debadatta Sethi

{"title":"Nano-herbicides a sustainable strategy for weed control","authors":"Konathala Kusumavathi , Sachin Kanta Rautaray , Smritikana Sarkar , Subhaprada Dash , Tapas Ranjan Sahoo , Susanta Kumar Swain , Debadatta Sethi","doi":"10.1016/j.plana.2024.100132","DOIUrl":"10.1016/j.plana.2024.100132","url":null,"abstract":"<div><div>In agriculture, nanotechnology has seen remarkable advancements, particularly with the development of nanotechnology-enabled materials for weed management. Nano-herbicides, which are herbicides formulated through nanotechnology, are created using inorganic, organic, or hybrid (organic-inorganic) components. Nano-herbicides can control metal ions and organic chemicals in agricultural settings, thanks to their compact size and high specific surface area. Studies have shown that nano-herbicides may offer improved weed control compared to non-nano formulations. However, research on their mode of action on plants and their potential environmental risks is still in its early stages. Therefore, further studies are essential to ensure the safe use of nano-herbicides for environmental preservation and human health. This paper provides an overview of the current state of nano-enabled herbicides, highlighting design strategies for creating nanostructures specifically engineered for weed control. It also critically examines the behavior and impact of nano-herbicides on plants, aiming to develop products that promote sustainable, environmentally-friendly agricultural practices.</div></div>","PeriodicalId":101029,"journal":{"name":"Plant Nano Biology","volume":"11 ","pages":"Article 100132"},"PeriodicalIF":0.0,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143143731","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Carbendazim-chitosan and copper- and cobalt-fusarium nanoparticles biological activity against potato root rot disease caused by Rhizoctonia solani 多菌灵-壳聚糖和铜钴-镰刀菌纳米颗粒防治马铃薯根腐病的生物活性研究

Plant Nano Biology Pub Date : 2025-02-01 DOI: 10.1016/j.plana.2025.100136

Gehad M.M. Abd El-Wahab , Yasser I. Khedr , Sanaa A. Masoud , Atef M.K. Nassar

{"title":"Carbendazim-chitosan and copper- and cobalt-fusarium nanoparticles biological activity against potato root rot disease caused by Rhizoctonia solani","authors":"Gehad M.M. Abd El-Wahab , Yasser I. Khedr , Sanaa A. Masoud , Atef M.K. Nassar","doi":"10.1016/j.plana.2025.100136","DOIUrl":"10.1016/j.plana.2025.100136","url":null,"abstract":"<div><div>Management strategies of potato fungal diseases rely mainly on using conventional fungicides that could cause risks to humans. Therefore, implementing environmentally friendly control strategies would be crucial. Nanotechnology offers innovative strategies with immense prospective to revolutionize plant protection industries and improve the quality of life. Therefore, this investigation aimed to study the fungicidal efficacy of nanoparticles of cobalt (CoNPs) and copper (CuNPs) synthesized with <em>Fusarium solani</em> cell filtrate and carbendazim-loaded in chitosan (CBDNPs) against <em>Rhizoctonia solani</em>. The electron microscope results showed spherical to oval nanoparticles with sizes ranging from 24 to 69 nm. The CBDNPs were more effective against <em>R. solani</em> than both CoNPs and CuNPs, while CoNPs were more efficient against <em>R. solani</em> than CuNPs. The stem canker was controlled equally with CBDNPs, CoNPs, and CuNPs. Additionally, the 500 ppm of CoNPs and CuNPs effectively controlled the black scarf disease. Also, activities of stress-related enzymes (peroxidase, polyphenol oxidase, and phenylalanine ammonialyase) were elevated after 2 weeks of application and continued for more than 4 weeks. Alongside, the potatoes growth and yield parameters were boosted. It would be concluded that nanofungicides and nano-microminerals might offer a potential additive input to the integrated pest management systems.</div></div>","PeriodicalId":101029,"journal":{"name":"Plant Nano Biology","volume":"11 ","pages":"Article 100136"},"PeriodicalIF":0.0,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143144316","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Transforming waste into wealth: Leveraging nanotechnology for recycling agricultural byproducts into value-added products 变废为宝：利用纳米技术将农业副产品转化为增值产品

Plant Nano Biology Pub Date : 2025-02-01 DOI: 10.1016/j.plana.2024.100127

Shreshtha Saxena , M.P. Moharil , P.V. Jadhav , Balkrushna Ghodake , Rupesh Deshmukh , Avinash P. Ingle

{"title":"Transforming waste into wealth: Leveraging nanotechnology for recycling agricultural byproducts into value-added products","authors":"Shreshtha Saxena , M.P. Moharil , P.V. Jadhav , Balkrushna Ghodake , Rupesh Deshmukh , Avinash P. Ingle","doi":"10.1016/j.plana.2024.100127","DOIUrl":"10.1016/j.plana.2024.100127","url":null,"abstract":"<div><div>The extensive generation of agricultural waste worldwide poses significant environmental challenges. Traditional disposal methods, such as crop burning, contribute to severe air pollution and ecological degradation. Current agricultural waste management strategies often fail to fully utilize the potential of these residues for conversion into valuable resources. This review highlights the transformative role of nanotechnology in upcycling agricultural waste into high-value, sustainable products, thereby advancing the circular economy. Innovations such as nanocatalysts, biodegradable nanomaterials, and nano-enabled agrochemicals have opened efficient pathways for converting agricultural residues into nanomaterials like nanocellulose, biopolymers, bioplastics, nanofertilizers, and biochar. These technologies provide eco-friendly alternatives to conventional materials while addressing pressing global sustainability challenges. Despite technical, regulatory, and market barriers, integrating nanotechnology into agricultural waste management offers immense potential to minimize waste, reduce environmental impacts, and create economic value. This review emphasizes the need for supportive policies, collaborative efforts between industry and academia, and increased public awareness to foster the widespread adoption of nanotechnological innovations. By reimagining agricultural waste as a valuable resource, nanotechnology can drive sustainable development and enhance resource efficiency, paving the way toward a greener and more resilient future.</div></div>","PeriodicalId":101029,"journal":{"name":"Plant Nano Biology","volume":"11 ","pages":"Article 100127"},"PeriodicalIF":0.0,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143143732","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Green synthesis of nanomaterials used as nano-fertilizer for sustainability in crop production: A overview on recent advancements and future perspectives 绿色合成纳米材料作为可持续作物生产的纳米肥料：近期进展综述和未来展望

Plant Nano Biology Pub Date : 2025-02-01 DOI: 10.1016/j.plana.2025.100143

Muskaan Bansal , Naveen Jyoti , Aniket Bharti , Deepika , Shweta Sharma , Manoj Thakur , Vishnu Chauhan , Rajesh Kumar

{"title":"Green synthesis of nanomaterials used as nano-fertilizer for sustainability in crop production: A overview on recent advancements and future perspectives","authors":"Muskaan Bansal , Naveen Jyoti , Aniket Bharti , Deepika , Shweta Sharma , Manoj Thakur , Vishnu Chauhan , Rajesh Kumar","doi":"10.1016/j.plana.2025.100143","DOIUrl":"10.1016/j.plana.2025.100143","url":null,"abstract":"<div><div>Nano-fertilizers (NFs) have attracted a growing interest in the field of green farming. Materials ranging from 1 to 100 nm provide nutrients to different types of plants. NFs have been recognized as cost-effective alternatives for traditional chemical fertilizers to boost the global food supply in an environmentally friendly manner. These NFs constitutes macronutrients and micronutrients that work as carriers for different type of nutrients, and reduce the additional amount of chemical in plants. However, nano-coated materials with the size more than 10 nm manage to enter through the different parts of plants such as stomata, foliar and roots etc. Green synthesized materials-based NFs effect on productivity of different crops plants. For instance, ZnO based nanoparticles (NPs) NFs effect the productions of the crops such as cucumber, peanuts, cabbage and cauliflower. Rare earth oxides nanoparticles-based NFs effect the productions of various vegetables. Iron oxide along with calcium carbonate nanoparticles-based NFs effect the growth of cereals plant. Significantly, green synthesis of Zinc and copper with the extract of basil plant attributes as significant nano-fertilizers. This review research discusses the potential benefits of nanofertilizers in a variety of areas, including agriculture, production, the mechanism of entrance of nanofertilizers into plants, the process of action, and the impacts of nanomaterials in soil. Policymakers have established standard for regulating the dosage, frequency, and time duration of NF’s possible usage in food production.</div></div>","PeriodicalId":101029,"journal":{"name":"Plant Nano Biology","volume":"11 ","pages":"Article 100143"},"PeriodicalIF":0.0,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143402582","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Editorial: Mechanistic and physiological insights into plant nanotechnologies 社论：植物纳米技术的机制和生理学见解

Plant Nano Biology Pub Date : 2025-02-01 DOI: 10.1016/j.plana.2025.100134

Pragya Tiwari, Ali Raza, Pandiyan Muthuramalingam, Christophe Hano, Jen-Tsung Chen

引用次数: 0

Relative performance of granulated and nano urea on productivity and nitrogen use efficiency of wheat–rice sequence 颗粒尿素和纳米尿素对小麦-水稻生产效率和氮素利用效率的相对影响

Plant Nano Biology Pub Date : 2025-02-01 DOI: 10.1016/j.plana.2024.100131

Kadapa Sreenivasa Reddy , Yashbir Singh Shivay , Dinesh Kumar , Vijay Pooniya , Radha Prasanna , Sunil Mandi , Somanath Nayak , Kirttiranjan Baral , Gunturi Alekhya , Rohit Bapurao Borate

{"title":"Relative performance of granulated and nano urea on productivity and nitrogen use efficiency of wheat–rice sequence","authors":"Kadapa Sreenivasa Reddy , Yashbir Singh Shivay , Dinesh Kumar , Vijay Pooniya , Radha Prasanna , Sunil Mandi , Somanath Nayak , Kirttiranjan Baral , Gunturi Alekhya , Rohit Bapurao Borate","doi":"10.1016/j.plana.2024.100131","DOIUrl":"10.1016/j.plana.2024.100131","url":null,"abstract":"<div><div>The increasing reliance on nitrogen (N) fertilizers in modern wheat and rice varieties has raised concerns about grain quality and environmental sustainability. Nano-fertilizers, particularly nano-urea, have been suggested as alternative use to conventional urea. A two-year field study (2021–22 and 2022–23) was conducted at the ICAR-Indian Agricultural Research Institute, New Delhi, to assess the efficacy of granulated urea with and without nano-urea were tested with five nitrogen treatments (0 kg N ha<sup>–1</sup>, 130 kg N ha<sup>–1</sup>, 97.5 kg N ha<sup>–1</sup> + nano urea foliar spray, 65 kg N ha<sup>–1</sup> + nano urea spray, and 65 kg N ha<sup>–1</sup> + 2 % granulated urea spray). Results indicated that 130 kg N ha<sup>–1</sup> increased wheat and rice grain yields by 28.7 % and 29.4 %, respectively, and N uptake by 62 % in wheat and 52.4 % in rice compared to the control. However, the application of 65 kg ha<sup>–1</sup> + nano urea foliar sprays at the rate of 2.5 l ha<sup>–1</sup> recorded reduced grain yields, by 10.7 %, 9.4 % in wheat and rice, and N uptake decreased by 20.7 and 14.4 % in wheat and rice, respectively, in comparison to 130 kg N ha<sup>–1</sup>. Additional net returns of 16.5 % and 16.1 %, along with a higher B: C, were observed with N applied at 130 kg ha<sup>–1</sup> as compared to the 65 kg N ha<sup>–1</sup> + nano urea. The study concludes that applying 130 kg N ha<sup>–1</sup> of granulated urea is more effective for improving grain yield, N uptake, and profitability in the wheat-rice system.</div></div>","PeriodicalId":101029,"journal":{"name":"Plant Nano Biology","volume":"11 ","pages":"Article 100131"},"PeriodicalIF":0.0,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143143730","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Foliar application of selenium nanoparticles, multiwalled carbon nanotubes and their hybrids stimulates plant growth and yield characters in rice (Oryza sativa L.) under salt stress 在盐胁迫下，叶面施用纳米硒、多壁碳纳米管及其杂交种对水稻生长和产量有显著的促进作用

Plant Nano Biology Pub Date : 2025-02-01 DOI: 10.1016/j.plana.2025.100146

Tashima Garg , Anjali Joshi , Avneesh Kumar , Vajinder Kumar , Neha Jindal , Amit Awasthi , Simranjeet Kaur

{"title":"Foliar application of selenium nanoparticles, multiwalled carbon nanotubes and their hybrids stimulates plant growth and yield characters in rice (Oryza sativa L.) under salt stress","authors":"Tashima Garg , Anjali Joshi , Avneesh Kumar , Vajinder Kumar , Neha Jindal , Amit Awasthi , Simranjeet Kaur","doi":"10.1016/j.plana.2025.100146","DOIUrl":"10.1016/j.plana.2025.100146","url":null,"abstract":"<div><div>Salt stress (NaCl) is a major abiotic factor that severely affects plant growth and crop yield, with rice (<em>Oryza sativa</em> L.) being particularly vulnerable. Excessive soil salinity has been shown to significantly reduce rice productivity, posing a threat to global food security. To mitigate these adverse effects, research has increasingly focused on using nanomaterials to enhance plant tolerance to salt stress. This study investigates the potential of selenium nanoparticles (SeNPs), multiwalled carbon nanotubes (MWCNTs), and their hybrid form (SeNPs+MWCNTs) in alleviating NaCl-induced stress in rice plants exposed to 50 mM and 100 mM NaCl. Nanoparticle synthesis, hybridization, and localization in the foliar parts of the plants were confirmed using Field Emission Scanning Electron Microscopy (FESEM), Fourier Transform Infrared Spectroscopy (FTIR), and fluorescence microscopy with methylene blue dye, respectively. Among the treatments, SeNPs+MWCNTs hybrids (160 µg/mL) demonstrated the most promising effects, significantly enhancing various growth and yield parameters under saline conditions. Notably, this treatment improved shoot length (17 %), root length (14 %), and key yield traits, including shoot dry weight (32 %), root dry weight (31 %), total dry weight (32 %), number of panicles (31 %), panicle length (19 %), panicle weight (22 %), number of spikes per panicle (28 %), spike length (18 %), spike weight (19 %), number of fertile spikelets (32 %), and 100-grain weight (29 %) compared to the individual SeNPs and MWCNTs treatments. These findings provide valuable insights into the potential application of nanomaterials for improving rice growth under saline stress.</div></div>","PeriodicalId":101029,"journal":{"name":"Plant Nano Biology","volume":"11 ","pages":"Article 100146"},"PeriodicalIF":0.0,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143610613","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

A review on the role of algae-nanoparticles as a sustainable agricultural strategy to improve resilience against abiotic stresses in leguminous crops 藻类纳米颗粒在提高豆科作物抗非生物胁迫的可持续农业策略中的作用综述

Plant Nano Biology Pub Date : 2025-02-01 DOI: 10.1016/j.plana.2024.100125

Phetole Mangena

{"title":"A review on the role of algae-nanoparticles as a sustainable agricultural strategy to improve resilience against abiotic stresses in leguminous crops","authors":"Phetole Mangena","doi":"10.1016/j.plana.2024.100125","DOIUrl":"10.1016/j.plana.2024.100125","url":null,"abstract":"<div><div>Nanotechnology serves as one of the most sustainable and eco-friendly strategy to alleviate food shortage, boost crop productivity and plants’ resilience to environmental stresses. Green synthesis of algae-based nanoparticles remains scantly reported, although several algal species demonstrated high economic and ecological value with the potential to change the face of modern agriculture. This review interrogated the role of algal-NPs as a sustainable agricultural strategy to improve crop growth and tolerance against abiotic constraints. Recent literature reported average increases in morphological attributes (69.09 % and 64.91 %), antioxidant activity (81 % and 52 %) and chlorophyll content (73 % and 68 %) following soil and foliar applications of algal-NPs. Their uptake and involvement in crop metabolism, modulation and regulation of the most vital processes such as photosynthesis, growth, reproduction and grain formation contribute to improved tolerance to abiotic stresses, and occurrence of potential health-related or environmental risks also discussed in this paper. However, the analyses made in this review suggest that algae-based nanomaterials hold a great potential in controlling critical metabolic processes while serving as an efficient and cost-effective agristrategy in achieving high-quality yields, and increasing the plants’ tolerance to abiotic stress factors when applied as biostimulatory compounds in leguminous crops.</div></div>","PeriodicalId":101029,"journal":{"name":"Plant Nano Biology","volume":"11 ","pages":"Article 100125"},"PeriodicalIF":0.0,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143143733","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Influence of synthesis method on physiochemical properties and antibacterial activity of green synthesized CuO nanoparticles from Laurus nobilis L. leaf extracts 合成方法对月桂叶提取物绿色合成纳米CuO理化性质及抗菌活性的影响

Plant Nano Biology Pub Date : 2025-02-01 DOI: 10.1016/j.plana.2024.100128

Selin Haseki , Yigit Kucukcobanoglu , Melisa Ayisigi , Tugba Oztekin , Lale Yildiz Aktas

{"title":"Influence of synthesis method on physiochemical properties and antibacterial activity of green synthesized CuO nanoparticles from Laurus nobilis L. leaf extracts","authors":"Selin Haseki , Yigit Kucukcobanoglu , Melisa Ayisigi , Tugba Oztekin , Lale Yildiz Aktas","doi":"10.1016/j.plana.2024.100128","DOIUrl":"10.1016/j.plana.2024.100128","url":null,"abstract":"<div><div>Copper oxide nanoparticles (CuO NPs) have been extensively utilized across multiple disciplines due to their potent antimicrobial characteristics. This study investigated the synthesis of three distinct CuO nanoparticles through the use of aqueous extracts derived from <em>Laurus nobilis</em> L. leaves. The synthesized CuO NPs were characterized using UV–Vis spectroscopy, scanning electron microscopy coupled with energy dispersive spectroscopy (SEM–EDS), transmission electron microscopy (TEM), and Fourier-transform infrared (FTIR) spectroscopy. Surface plasmon resonance bands in the range of 250–285 nm confirmed the synthesis of CuO NPs. FITR spectrometry results revealed CuO-specific vibrations at the 601 cm<sup>−1</sup> band. CuO NPs were uniformly distributed, 10–26 nm in size and spherical shaped, as inferred from SEM and TEM images. According to EDS results, Cu content of the nanoparticles was in the range of 3 %–45 %. The antimicrobial activities against gram-positive and gram-negative bacteria, along with yeast, were assessed using the micro-dilution technique. CuO NP1 did not demonstrate antimicrobial activity against the tested organisms. However, CuO NP2 and CuO NP3 demonstrated inhibitory effects on the growth of all tested organisms at 250 µg mL<sup>−1</sup>, except <em>E. coli</em>, which was inhibited at 500 µg mL<sup>−1</sup>. The antimicrobial activities of CuO NPs varied based on their copper content. Molecular docking studies were conducted to estimate the binding affinities of CuO NPs towards proteins that played a role in the virulence and antibiotic resistance of pathogens, which indicated a high affinity for PBP2a, Bam A and listeriolysin proteins. These results are encouraging for the design of CuO NPs containing biocides alone or in a composite form.</div></div>","PeriodicalId":101029,"journal":{"name":"Plant Nano Biology","volume":"11 ","pages":"Article 100128"},"PeriodicalIF":0.0,"publicationDate":"2025-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143143735","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0