nanotechnology – Page 3

Digital Detection of DNA via Impedimetric Tracking of Probe Nanoparticles

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Researchers developed a new technology using tiny electronic sensors to detect DNA molecules in very small amounts. The system uses strand displacement chemistry combined with nanoparticles that generate electrical signals when DNA binding occurs. This approach could enable simple, portable, and cost-effective diagnostic devices for detecting genetic markers and diseases at extremely low concentrations.

Universal Platform Based on Carbon Nanotubes Functionalised with Carboxylic Acid Groups for Multi-Analyte Enzymatic Biosensing

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Scientists have created a tiny biosensor platform using carbon nanotubes that can detect multiple important molecules in blood and food simultaneously. The sensor uses special enzymes that recognize glucose, lactate, glutamate, and dopamine, making it useful for monitoring diabetes, fatigue levels, and brain chemistry. By adding another enzyme called catalase, the sensor works even better and across a wider range of concentrations. Tests on real blood and food samples show the sensor accurately measures these important biomarkers, making it potentially valuable for both health monitoring and food quality testing.

Mesoporous silica and vegetal extracts combined as sustainable stone heritage protection against biodeterioration

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Researchers developed an eco-friendly method to protect historic stone buildings and sculptures from fungal damage. They trapped natural plant oils (from oregano and thyme) inside tiny nano-containers made of silica, which slowly releases the antimicrobial compounds over time. When tested on marble samples, this coating prevented fungal growth for two months without harmful chemicals, making it safe for both the environment and workers preserving cultural heritage.

Antifungal Efficacy of Luliconazole-Loaded Nanostructured Lipid-Carrier Gel in an Animal Model of Dermatophytosis

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Researchers developed a new antifungal gel containing luliconazole loaded into tiny lipid nanoparticles to treat stubborn fungal skin infections caused by Trichophyton indotineae that resist standard terbinafine treatment. Testing in guinea pigs showed this new nanoformulation penetrated skin better and cleared infections faster (21 days) compared to regular luliconazole gel (28 days) and terbinafine-treated animals. The nanoparticle delivery system improved the drug’s ability to reach infected skin layers and showed no harmful side effects, offering promise for treating resistant fungal infections in patients.

Inhibition of Fusarium oxysporum growth in banana by silver nanoparticles: In vitro and in vivo assays

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Researchers tested silver nanoparticles as a potential cure for Fusarium wilt, a serious fungal disease that damages banana crops worldwide. Using laboratory tests and greenhouse experiments with banana plants, they found that silver nanoparticles effectively killed the fungus and reduced disease symptoms by about 68% when applied to plant roots. The study shows that this nanotechnology approach could offer a new way to protect banana plantations from this devastating disease.

Green Myco-Synthesis of Zinc Oxide Nanoparticles Using Cortinarius sp.: Hepatoprotective, Antimicrobial, and Antioxidant Potential for Biomedical Applications

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Scientists created tiny particles called zinc oxide nanoparticles using mushroom extract in an environmentally friendly way. These particles were tested and found to protect the liver from damage, kill harmful bacteria and fungi, and act as powerful antioxidants. This research suggests these mushroom-derived nanoparticles could become useful medicines for treating infections and cancer in the future.

Harnessing pycnidia-forming fungi for eco-friendly nanoparticle production, applications, and limitations

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Certain types of fungi can produce tiny metal particles called nanoparticles that have useful properties. These fungi-made nanoparticles can kill bacteria, fight cancer cells, clean pollutants from water and soil, and be used in medicines and agriculture. Unlike traditional chemical methods for making nanoparticles, using fungi is cleaner and safer for the environment, though scientists still need to understand more about how they work and ensure they are safe to use widely.

Process Optimization for the Bioinspired Synthesis of Gold Nanoparticles Using Cordyceps militaris, Its Characterization, and Assessment of Enhanced Therapeutic Efficacy

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Scientists successfully created tiny gold particles using an edible mushroom called Cordyceps militaris instead of harsh chemicals. These gold nanoparticles are incredibly small (just 7 nanometers) and showed impressive healing potential against bacteria, diabetes-related enzymes, and even cancer cells in lab tests. The method is environmentally friendly, safe, and could lead to new medical treatments.

Advancements in biopile-based sustainable soil remediation: a decade of improvements, integrating bioremediation technologies and AI-based innovative tools

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This review examines how biopile technology, which uses naturally occurring microorganisms to break down soil pollutants, has improved over the past decade. By optimizing conditions like moisture, temperature, and oxygen levels, and combining biopiles with sustainable materials like biochar and biosurfactants, scientists can effectively remove contaminants from soil while supporting carbon storage and ecosystem recovery. The approach offers an environmentally friendly and cost-effective alternative to traditional chemical remediation methods.

Harnessing Walnut-Based Zinc Oxide Nanoparticles: A Sustainable Approach to Combat the Disease Complex of Meloidogyne arenaria and Macrophomina phaseolina in Cowpea

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Researchers created tiny particles made from walnut leaves and zinc oxide that can fight harmful plant diseases caused by root-knot nematodes and fungal infections in cowpea plants. When applied to diseased plants, these natural nanoparticles significantly reduced pest populations, improved plant growth and health, and helped plants recover from stress without harming beneficial bacteria in the soil. This green technology offers farmers an environmentally friendly alternative to traditional chemical pesticides.

Research Topic: nanotechnology