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Search for "plant" in Full Text gives 113 result(s) in Beilstein Journal of Nanotechnology.
Potential of a deep eutectic solvent in silver nanoparticle fabrication for antibiotic residue detection
Beilstein J. Nanotechnol. 2024, 15, 426–434, doi:10.3762/bjnano.15.38
- by different kinds of surfactants such as cetyltrimethylammonium bromide [20][21], polyvinylpyrrolidone [18], and sodium dodecyl sulfate [21][22]. However, these chemicals have many negative effects on the environment including microbial, plant, soil, and marine ecosystems as reported by Rebello and
Classification and application of metal-based nanoantioxidants in medicine and healthcare
Beilstein J. Nanotechnol. 2024, 15, 396–415, doi:10.3762/bjnano.15.36
- completely stop the aging process [7][123]. In this context, antioxidant supplementation is regarded as an efficient strategy to defend humans against aging. Natural compounds from plant-derived extracts such as polyphenols, tocopherols, carotenoids, and ascorbic acid are the most important and common
Insect attachment on waxy plant surfaces: the effect of pad contamination by different waxes
Beilstein J. Nanotechnol. 2024, 15, 385–395, doi:10.3762/bjnano.15.35
- contamination of insect adhesive pads with three-dimensional epicuticular waxes of different plant species contributes to the reduction of insect attachment. We measured traction forces of tethered Chrysolina fastuosa male beetles having hairy adhesive pads on nine wax-bearing plant surfaces differing in both
- shape and dimensions of the wax structures and examined insect adhesive organs after they have contacted waxy substrates. For comparison, we performed the experiments with the same beetle individuals on a clean glass sample just before (gl1) and immediately after (gl2) the test on a plant surface. The
- tested insects showed a strong reduction of the maximum traction force on all waxy plant surfaces compared to the reference experiment on glass (gl1). After beetles have walked on waxy plant substrates, their adhesive pads were contaminated with wax material, however, to different extents depending on
Assessing phytotoxicity and tolerance levels of ZnO nanoparticles on Raphanus sativus: implications for widespread adoptions
Beilstein J. Nanotechnol. 2024, 15, 115–125, doi:10.3762/bjnano.15.11
- . sativus at concentrations above 1000 mg/L, caution is advised in the application and release of ZnO NPs, highlighting the importance of responsible practices to mitigate harm to plant life and consumer health. The study demonstrated the tolerance of R. sativus to high Zn levels, classifying it as a Zn
- /g [2]. This suggests the use of organic and inorganic Zn fertilizers to address and alleviate the Zn deficiency and enhance crop yields in Zn-deficient soils [2]. However, when Zn fertilizers are added to soils, Zn gradually changes from the more reactive, readily absorbable, plant-available forms
- nanoparticle uptake, transport, and bioaccumulation in the food chain when ZnO NPs reach the soil, which positively or negatively affects plant growth and productivity [16]. For instance, ZnO NPs at an optimum concentration of 0.13 g/L promoted seed germination and root growth of groundnut (Arachis hypogaea L
Development and characterization of potential larvicidal nanoemulsions against Aedes aegypti
Beilstein J. Nanotechnol. 2024, 15, 104–114, doi:10.3762/bjnano.15.10
- ), Laboratório de Fisiologia e Controle de Artrópodes Vetores (Laficave). Avenida Brasil, 4365 Manguinhos, Rio de Janeiro – RJ, CEP: 21040-360, Brazil 10.3762/bjnano.15.10 Abstract Plant-based insecticides offer advantages such as negligible residual effects, reduced risks to both humans and the environment
- mosquitoes [4][5]. Therefore, it becomes urgent to search for safer and more effective vector control agents to prevent vector-borne diseases [6]. Bioinsecticides from plant derivatives, which degrade rapidly in the environment and have less toxicity in non-target organisms, are a promising option for vector
- control [7]. Terpenes are the largest group of secondary plant metabolites and have shown promising health benefits as antioxidant and anti-inflammatory agents in many animal studies [8][9]. The compound p-cymene, also known as p-cymol or p-isopropyltoluene, is a monocyclic hydrocarbonated monoterpene
Curcumin-loaded nanostructured systems for treatment of leishmaniasis: a review
Beilstein J. Nanotechnol. 2024, 15, 37–50, doi:10.3762/bjnano.15.4
- ) obtained from the rhizome of Curcuma longa and is the main curcuminoid present in this plant [11][12]. Due to its good tolerance profile and safety even at high doses (12 g/day), curc has been extensively studied as a therapeutic agent [11][14]. Numerous preclinical and clinical trials have concluded that
Nanotechnological approaches in the treatment of schistosomiasis: an overview
Beilstein J. Nanotechnol. 2024, 15, 13–25, doi:10.3762/bjnano.15.2
- . Plant-derived drugs After PZQ, most of the works in the literature involved plant-derived compounds. Guimarães et al. [56] tested the efficiency of epiisopiloturine in vitro and the best way to extract this molecule from leaves. Epiisopiloturine is an imidazole alkaloid found in jaborandi leaves
- permeability through the cellular membrane by making a nanoemulsion of Curcuma longa extract (i.e., the curcumin plant source). The nanoemulsion showed an effect against adults of S. mansoni in vitro (especially males). This is an interesting finding because data from the literature reports that females are
- analysis by the reader [61]. Elawamy et al. [63] also used N. sativa in their work, but instead of using one specific compound, they used the whole extract from this plant and encapsulated it in chitosan nanoparticles. The results showed that it is possible to diminish the worm load and change the oogram
Sulfur nanocomposites with insecticidal effect for the control of Bactericera cockerelli
Beilstein J. Nanotechnol. 2023, 14, 1106–1115, doi:10.3762/bjnano.14.91
- bacterium Candidatus Liberibacter solanacearum causes abnormal plant development and early death, reducing the quality and yields of potato, tomato, and pepper crops [2]. Bactericella cockerelli tends to be difficult to manage with synthetic insecticides, such as organophosphates, organochlorines
- not only improves the yield; it also reduces the amount of required pesticide and environmental hazards [16]. Sulfur is considered one of the oldest pesticides used in agriculture for the treatment of a wide range of plant diseases [17]. Elemental sulfur in nanoparticulate forms can be generated by
Prediction of cytotoxicity of heavy metals adsorbed on nano-TiO2 with periodic table descriptors using machine learning approaches
Beilstein J. Nanotechnol. 2023, 14, 939–950, doi:10.3762/bjnano.14.77
- increased the accumulation of Cd2+ in the ciliate Tetrahymen thermophila. Further, Tan et al. [12] showed increased uptake and retention of Cd2+ and Zn2+ adsorbed on TiO2 NPs in Daphnia magna. Heavy metal contamination affects plant growth and indirectly affects human health via the food chain. Heavy metals
Biomimetics on the micro- and nanoscale – The 25th anniversary of the lotus effect
Beilstein J. Nanotechnol. 2023, 14, 850–856, doi:10.3762/bjnano.14.69
- -47533 Kleve, Germany Plant Biomechanics Group, Botanic Garden, Faculty of Biology, University of Freiburg, Schänzlestrasse 1, D-79104 Freiburg, Germany FIT, Freiburg Center for Interactive Materials and Bioinspired Technologies, Georges-Köhler-Allee 105, D-79110 Freiburg, Germany FMF, Freiburg Materials
- inspire numerous publications and technical developments [2]. Although the phenomenon of the outstanding water repellence of some plant surfaces had been known for over 2000 years, the functional principle behind it and the detailed physicochemistry of superhydrophobic biological surfaces had remained
- pest insects by reducing the frictional forces experienced when they walk on the leaves. This structure might also provide mechanical stability to the growing plant organs and has an impact on the wettability of the leaves. Using polymer replicas of adaxial leaf surfaces at various scales, the surface
Silver nanoparticles loaded on lactose/alginate: in situ synthesis, catalytic degradation, and pH-dependent antibacterial activity
Beilstein J. Nanotechnol. 2023, 14, 781–792, doi:10.3762/bjnano.14.64
- Silver nanoparticles (AgNPs) have raised significant interest for their wide range of applications in biomedicine [1][2], treatment of wastewater [3][4], and catalysis [5][6]. The utilization of eco-friendly sources, such as plant extracts [7][8], fungi [9][10], and bacteria [11], for synthesizing AgNPs
- loaded onto the nanocomposite [37][39], followed by reduction using plant extract [36][38]. In the present work, we have developed an in situ synthesis method for AgNPs using an alginate composite with lactose as reducing sugar. This method involves the use of lactose as a negatively charged compound
Carboxylic acids and light interact to affect nanoceria stability and dissolution in acidic aqueous environments
Beilstein J. Nanotechnol. 2023, 14, 762–780, doi:10.3762/bjnano.14.63
- carboxylates are found in underground and aerial plant parts. To further test nanoceria stability, suspensions were exposed to light and dark conditions, simulating plant environments and biological systems. Light induced nanoceria agglomeration in the presence of some carboxylic acids. Nanoceria agglomeration
- stress within biological systems [11]. Nanoceria in plant systems Nanoceria acts as colloids in aqueous environments, in the soil near plant root systems, and within bodily fluids. Acetic, citric, lactic, succinic, and tartaric acid secreted from plant roots are known to complex with metals/metal oxides
- within the rhizosphere [12][13]. Colloid stability of nanoceria is affected by temperature, pH, surface structure, surface-adsorbed organic and inorganic ligands, and metal/nonmetal ions and their concentrations in the solution surrounding the particles [14]. Nanoceria interacts with soil and plant roots
Metal-organic framework-based nanomaterials as opto-electrochemical sensors for the detection of antibiotics and hormones: A review
Beilstein J. Nanotechnol. 2023, 14, 631–673, doi:10.3762/bjnano.14.52
- ]. Synthetic hormones are often used to accelerate plant and poultry growth, as well as to boost the production of milk in cattle and other animals [9]. In the world today, the use of synthetic hormones for oral contraception, bodybuilding, and weightlifting has increased at an unprecedented rate. These
Microneedle patches – the future of drug delivery and vaccination?
Beilstein J. Nanotechnol. 2023, 14, 494–495, doi:10.3762/bjnano.14.40
- vaccination and drug delivery, but there is growing evidence of future potential in diagnostics and even in plant science [11]. If the thematic issue helps to inform existing researchers and to encourage others to join them, as editors, we will meet our objectives, the ultimate goal being the acceptance and
Bismuth-based nanostructured photocatalysts for the remediation of antibiotics and organic dyes
Beilstein J. Nanotechnol. 2023, 14, 291–321, doi:10.3762/bjnano.14.26
- sulfadimethoxine considerably slow down plant growth. Additionally, tetracyclines have phytotoxic effects that may result in chromosomal abnormalities and the reduction of plant growth. Although β-lactams are thought to be less harmful, they also have an impact on the plastid division in lower plants [48][67]. The
Atmospheric water harvesting using functionalized carbon nanocones
Beilstein J. Nanotechnol. 2023, 14, 1–10, doi:10.3762/bjnano.14.1
- ), which use hierarchical nano/microstructures to collect water. Some examples are the Trifolium pratense plant, the Cotula fallax cactus, and the Uloborus walckenaerius spider [14][15][16]. Usually, these biomimetic designs have an asymmetrical shape that energetically drives the directional transport of
In search of cytotoxic selectivity on cancer cells with biogenically synthesized Ag/AgCl nanoparticles
Beilstein J. Nanotechnol. 2022, 13, 1505–1519, doi:10.3762/bjnano.13.124
- where plant extracts are used to synthesize nanoparticles. The nanoparticles can be produced in a simple, inexpensive, and scalable way, with low reaction time and in aqueous media. Since no toxic by-products are generated, these methods are eco-friendly [1]. Silver nanoparticles (AgNPs) are commonly
- lot of attention, given that cancer is a pathology with high incidence rates worldwide. In particular, breast cancer is highly aggressive and can metastasize, spreading to other organs through lymphatic and blood systems [7][8]. Several plant extract metabolites are known to have the ability to reduce
- the Ag+ ion of the AgNO3 salt to Ag0. In this way, silver nuclei are generated and join to form nanoparticles, which are stabilized (via capping) by the same metabolites that are involved in the oxidation–reduction process [9]. Various plant parts have been used to generate AgNPs. Amongst these parts
Straight roads into nowhere – obvious and not-so-obvious biological models for ferrophobic surfaces
Beilstein J. Nanotechnol. 2022, 13, 1345–1360, doi:10.3762/bjnano.13.111
- which a suitable biological model is sought. The “Lotus effect” belongs to the first class. It was identified by Wilhelm Barthlott and suggested (later accompanied by one of the co-authors, C. Neinhuis) as relevant for surface technology. The highly water-repellent plant cuticles, which are equipped
- constitute a good model for the interaction between liquid iron and blast furnace tuyères because of the following considerations: As described above, existing mathematical models are highly idealised and cover only partial aspects of the interaction between plant or animal, water and air layer. The
- principle was aimed at in the research project “Energy self-sufficient fibre based long-distance transport of liquids” (see appendix A). The xylem is the plant tissue that transports water from the roots to the leaves. In trees and shrubs, the xylem is represented by the wood. It consists of conduits of
Application of nanoarchitectonics in moist-electric generation
Beilstein J. Nanotechnol. 2022, 13, 1185–1200, doi:10.3762/bjnano.13.99
- commonly used because cellulose is easy to obtain. The main component of plant cell walls in nature is cellulose, and more than 50% of the carbon content of plants in nature is cellulose. Cotton contains almost 100% cellulose, therefore, cellulose is abundant in nature and can be used to fabricate MEG
Green synthesis of zinc oxide nanoparticles toward highly efficient photocatalysis and antibacterial application
Beilstein J. Nanotechnol. 2022, 13, 1108–1119, doi:10.3762/bjnano.13.94
- physical routes have their own disadvantages, such as adverse environmental effects due to the use of environmentally unfriendly chemicals or to the release of heat into the environment [17]. Therefore, the development of green approaches is necessary. The biosynthetic process using plant extracts as an
- alternative route is a promising method for synthesizing nanomaterials due to its rapid, low-cost protocol, and safety to the environment [18]. Numerous studies applied green methods for the synthesis of ZnO nanoparticles from plants, fruits, plant extracts, and seaweeds [19][20][21][22]. Rafaie et al. [23
- applications. Nava et al. [26] prepared ZnO NPs using Camellia sinensis extracts and applied ZnO NPs to degrade methylene blue (MB). Ambika et al. [12] synthesized ZnO by a green method using a precursor from the Vitex negundo plant extract and zinc nitrate, and antimicrobial properties of ZnO NPs were
Recent advances in green carbon dots (2015–2022): synthesis, metal ion sensing, and biological applications
Beilstein J. Nanotechnol. 2022, 13, 1068–1107, doi:10.3762/bjnano.13.93
- especially focuses on the recent advancement (2015–2022) in the green synthesis of CDs, their application in metal ions sensing and microbial bioimaging, detection, and viability studies as well as their applications in pathogenic control and plant growth promotion. Keywords: bioimaging; carbon dots; carbon
- quantum dots; green synthesis; plant growth promotion; sensing; Introduction Carbon dots (CDs) are a carbon-based nanomaterial with a few nanometers feature sizes. CDs consist of a carbon core, the surface of which is functionalized with various groups. Xu et al. accidentally discovered fluorescent
- synthesis of CDs, the effects of surface states on optical properties, the characterization of CDs, metal ion sensing, and biological and agricultural applications of CDs, that is, microbial bioimaging, detection, and viability studies, pathogen control, and plant growth promotion (Figure 1). Review Green
Interaction between honeybee mandibles and propolis
Beilstein J. Nanotechnol. 2022, 13, 958–974, doi:10.3762/bjnano.13.84
- plant are deprived of further reproduction, which exerts a significant evolutionary selection pressure. The honeybee (Apis mellifera) was chosen as a possible model because it collects and processes propolis, a sticky and ductile material, that is created by mixing plant resins, wax, and other
- of Young’s modulus and work of adhesion obtained from adhesion experiments was performed by calculating the Pearson correlation coefficient. Results Honeybee mandible When bees handle propolis, the mandibles are the first surfaces that will come into contact with plant resin or propolis. They were
Design of a biomimetic, small-scale artificial leaf surface for the study of environmental interactions
Beilstein J. Nanotechnol. 2022, 13, 944–957, doi:10.3762/bjnano.13.83
- with its superimposed epicuticular waxes represents the barrier of all aboveground parts of higher plant primary tissues. Epicuticular waxes have multiple effects on the interaction of plants with their living and non-living environment, whereby their shape, dimension, arrangement, and chemical
- composition play significant roles. Here, the ability of self-assembly of wax after isolation from the leaves was used to develop a small-scale wax-coated artificial leaf surface with the chemical composition and wettability of wheat (Triticum aestivum) leaves. By thermal evaporation of extracted plant waxes
- wetting properties of a natural leaf surface. Keywords: recrystallization; surface properties; wax composition; wetting; wheat; Introduction Cuticle One of the largest interfaces on earth is formed by thin layers that are a few nanometers to micrometers thin, namely the wax layers of the plant cuticle
Hierachical epicuticular wax coverage on leaves of Deschampsia antarctica as a possible adaptation to severe environmental conditions
Beilstein J. Nanotechnol. 2022, 13, 807–816, doi:10.3762/bjnano.13.71
- surfaces might contribute to the plant adaptation to severe environmental conditions in Antarctica due to an increase of its resistance against cold temperatures, icing, harmful UV radiation, and dehydration. The presence of the epicuticular wax on the abaxial leaf side and the ligule as well as the
- hierarchical structure of the wax coverage on both leaf surfaces is described in D. antarctica for the first time. Keywords: cryo-SEM; microstructure; plant; surface; wax projection; Introduction The Antarctic hair grass Deschampsia antarctica É. Desv. (Poaceae) is one of the only two flowering plants native
- flowering plant species native to Antarctica, the Antarctic pearlworts Colobanthus quitensis Kunth Bartl. (Caryophyllaceae), which is rather rare and mainly relays on an avoidance strategy (i.e., it grows near higher clumps of D. antarctica or in hollows between stones avoiding direct influence of
Ethosomal (−)-epigallocatechin-3-gallate as a novel approach to enhance antioxidant, anti-collagenase and anti-elastase effects
Beilstein J. Nanotechnol. 2022, 13, 491–502, doi:10.3762/bjnano.13.41
- they contain sufficient water content in their structure [9]. In the literature, there is only one review study of nanocarriers in which ETHs, developed with natural compounds/plant extracts, are used in the field of cosmetics. In that study, information is given about the use of ETHs developed with
- different plant extracts other than EGCG [15]. In this current study, we aimed to develop ethosomal formulations for the use of EGCG in cosmetics due to its widely known strong antioxidant effect, which has been emphasized in many studies. In addition, we focused on enhancing the long-term antioxidant
- comparatively examined, it was once again proved that nanovesicles loaded with photoprotective plant extracts included in the creams were effective in penetrating through the skin, as a result of moisturizing lipid components, and it also showed a positive effect on skin hydration [36]. Antioxidant activity In
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