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61,005 resultsShowing papers similar to Biologically Encapsulating Gold Nanoclusters: Exploring the Bioinspiration Strategy for Preparing Advanced Electrode Materials
ClearBiologicallyEncapsulating Gold Nanoclusters: Exploringthe Bioinspiration Strategy for Preparing Advanced Electrode Materials
Researchers demonstrated that live wheat plants (Triticum aestivum) can absorb and accumulate both gold nanoclusters and nanopolystyrene nanoplastics, showing that plant systems can be exploited as bioinspired collectors of environmental nanoparticles for electrode material fabrication.
Assessing implications of nanoplastics exposure to plants with advanced nanometrology techniques
Researchers exposed wheat plants to palladium-doped nanoplastics in hydroponic conditions and used advanced imaging techniques to track their uptake. They found that nanoplastics accumulated on root surfaces and were taken up into root tissues, with some translocation to the shoots. The study provides quantitative evidence that nanoplastics can enter the food chain through plant uptake from contaminated growing environments.
Optimization of Electrode Materials Using Nanocarboxylic Polystyrene Promotes Accumulation for Chromium in Zea mays from Water and Soil Contamination
Researchers used nanocarboxylic polystyrene nanoplastics to optimize electrode materials for chromium energy storage applications, taking advantage of nanoplastic surface chemistry to improve electrochemical performance. The study simultaneously developed a method for concentrating nanoplastics from water using electrochemical accumulation, addressing both energy storage and environmental remediation goals.
A Plant Bioreactor for the Synthesis of Carbon Nanotube Bionic Nanocomposites
Researchers grew carboxylated carbon nanotubes inside living plant roots to create a bionic composite material by exploiting natural plant transport processes. This is a nanotechnology and materials science paper not related to environmental microplastics.
Integrating Chlorophyll a Fluorescence and Enzymatic Profiling to Reveal the Wheat Responses to Nano-ZnO Stress
Not relevant to microplastics — this study examines how different wheat cultivars respond to zinc oxide nanoparticle stress in soil, using chlorophyll fluorescence and enzyme activity to identify tolerant varieties.
Uptake and accumulation of microplastics in a cereal plant wheat
Wheat plants grown in sand containing fluorescent polystyrene microbeads were able to take up and translocate 0.2-micrometer particles from roots to shoots, visualized using confocal microscopy. The study confirms that crop plants can accumulate microplastics from growing media and transport them to aerial tissues, raising concerns about food chain contamination.
A comprehensive review on recent advances in nanomaterial facilitated phytoremediation.
This review summarized advances in using nanomaterials to enhance phytoremediation of heavy metals, organic pollutants, pesticides, and microplastics, finding that nanomaterials improve contaminant bioavailability and plant stress tolerance, though concerns about nanomaterial toxicity and environmental persistence remain.
Breaking Barriers in Eco-Friendly Synthesis of Plant-Mediated Metal/Metal Oxide/Bimetallic Nanoparticles: Antibacterial, Anticancer, Mechanism Elucidation, and Versatile Utilizations
This review covers how plant extracts can be used to create metal nanoparticles in an environmentally friendly way, replacing toxic chemical manufacturing methods. While focused on nanoparticle synthesis rather than microplastics, these green manufacturing approaches could reduce reliance on synthetic plastic-based materials in biomedical and industrial applications.
Mechanistic understanding on the uptake of micro-nano plastics by plants and its phytoremediation.
This review summarized the mechanisms by which micro-nano plastics are taken up by plants through roots and leaves, and evaluated the potential for phytoremediation as a strategy to reduce plastic contamination in soil, identifying key plant species and genetic factors that influence uptake.
Accumulation of nanoplastics by wheat seedling roots: Both passive and energy-consuming processes
This study investigated how wheat seedling roots absorb and transport polystyrene and PVC nanoplastics, finding that uptake occurred through both passive (energy-independent) and active (energy-consuming) processes. Root uptake efficiency varied by particle type and size, with implications for nanoplastic entry into the food chain via crop plants.
Nanophytoremediation: advancing phytoremediation efficiency through nanotechnology integration
This review examines how combining nanotechnology with plants that naturally absorb pollutants (phytoremediation) could speed up environmental cleanup efforts. Nanoparticles can help plants take up contaminants more efficiently and survive in polluted conditions, offering a potential strategy for addressing soil and water contamination from various pollutants including plastics.
Micro- and nano-plastics pollution and its potential remediation pathway by phytoremediation.
This review proposed phytoremediation as a viable approach for removing micro- and nano-plastics from contaminated environments, reviewing evidence that plants can take up particles through roots and translocate them to shoots, and discussing the potential for hyperaccumulating species to be used in soil and water decontamination.
Clay minerals limit nanoplastic uptake in wheat plant
Researchers showed that two common soil clay minerals, kaolinite and montmorillonite, significantly reduce nanoplastic uptake by wheat seedlings by forming aggregates with nanoplastics in the root zone and competing for entry through lateral root cracks, with montmorillonite reducing root accumulation by up to 69%.
Green Nanomaterial-based Electrochemical Sensors for Health and Environmental Monitoring
This review covered green nanomaterial-based electrochemical sensors for detecting health and environmental analytes including biomarkers, heavy metals, pharmaceuticals, and microplastics. Green synthesis of nanomaterials using plant extracts was highlighted as a way to maintain high sensitivity while avoiding hazardous chemicals in sensor fabrication.
Green synthesis of magnetic silver/zinc/iron nanocomposite mitigates detrimental effects of polymethyl methacrylate nanoplastics and Arsenic and ameliorates biochemical compositions in Triticum aestivum L
Researchers tested a plant-derived silver/zinc/iron nanocomposite (Ag/Zn/Fe) as a protective treatment for wheat exposed to both nanoplastics (PMMA particles) and arsenic, finding the nanocomposite reduced oxidative damage and heavy metal absorption in the plants, suggesting a potential agricultural tool to protect crops from combined plastic and heavy metal pollution.
[Effects of Microplastics on the Growth, Physiology, and Biochemical Characteristics of Wheat (Triticum aestivum)].
Wheat seedlings were grown in soils spiked with 100 nm and 5 μm polystyrene microplastics, with high concentrations (200 mg/L) significantly inhibiting root and stem elongation, reducing chlorophyll, and altering antioxidant enzyme activity, with smaller nanoplastics showing greater toxicity. The findings demonstrate that microplastic size influences phytotoxicity in a major agricultural crop.
Do nanoplastics impact Pb up-taking by Hordeum vulgare L.?
This study used the RHIZOtest system to investigate how polystyrene nanoplastics affect lead uptake in barley plants, finding that nanoplastics reduced lead bioaccumulation by adsorbing the metal and reducing its bioavailability to roots. At the highest lead concentrations, the adsorption effect was most pronounced.
Fabrication of Plant/Biogenic‐based Metallic Nanomaterials for Degradation of Micro‐ and Nano‐Plastics
Researchers reviewed how metallic nanoparticles synthesized from plant extracts and other biological sources — an eco-friendly alternative to chemical manufacturing — can be used to break down microplastics and nanoplastics. These plant-based nanomaterials offer a greener remediation strategy, though their own potential health impacts must also be carefully evaluated.
Mechanistic Insights into the Effects of Aged Polystyrene Nanoplastics on the Toxicity of Cadmium to Triticum Aestivum
This study examined how aged polystyrene nanoplastics interact with the heavy metal cadmium to affect wheat plants. Researchers found that the aging process increases the nanoplastics' ability to absorb cadmium, which can alter how the metal is taken up by crops, raising questions about combined contaminant exposure through the food supply.
Uptake, transport and accumulation of micro- and nano-plastics in terrestrial plants and health risk associated with their transfer to food chain - A mini review.
This review examines how micro- and nano-plastics (MNPs) are taken up, transported, and accumulated in terrestrial plants, and assesses the associated health risks as MNPs transfer through the food chain from contaminated soil and water environments.
Fe2O3-modified graphene oxide mitigates nanoplastic toxicity via regulating gas exchange, photosynthesis, and antioxidant system in Triticum aestivum
Researchers found that iron oxide-modified graphene oxide nanoparticles can mitigate nanoplastic toxicity in wheat by improving gas exchange, photosynthesis, and antioxidant defense systems, offering a potential nanomaterial-based strategy for protecting crops from plastic pollution.
Natural Nanoparticles: A Particular Matter Inspired by Nature
This review surveys natural nanoparticles — including those derived from minerals, plants, and microorganisms — highlighting their diverse properties and applications in medicine, agriculture, and environmental remediation. Understanding natural nanoparticle behavior in the environment provides a useful contrast for evaluating how synthetic nanoplastics interact with biological systems.
Uptake and transport of micro/nanoplastics in terrestrial plants: Detection, mechanisms, and influencing factors
This review summarizes how micro and nanoplastics enter and move through plants, including uptake through roots and leaves via processes like endocytosis and movement through cell walls. Smaller particles penetrate more easily, and factors like surface charge and soil conditions affect how much plastic plants absorb. The findings are important because they show that crops can take up microplastics from contaminated soil, creating a potential pathway for these particles to reach the human diet.
Microplastics in soil can increase nutrient uptake by wheat
Researchers found that microplastics in soil can increase nutrient uptake by wheat by stimulating microbial activity and altering root interactions, suggesting microplastics may disrupt natural nutrient-cycling strategies in agricultural systems.