ArticleActa parasitologica2026
Evaluation of Escherichia coli-derived Silver Nanoparticles for Aedes Vector Control in Southern India.
Article in Acta parasitologica, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.
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Abstract
backgroundAedes aegypti and Aedes albopictus are the principal mosquito vectors in Tamil Nadu transmitting the major arboviral diseases such as Dengue, Chikungunya, Zika and Yellow Fever. Aedes aegypti serves as the primary vector, followed by Aedes albopictus. Due to the limitations and environmental concerns associated with predictable chemical larvicides, there is an emergency need for alternative and sustainable vector control strategies.
methodsIn this study, environmentally friendly silver nanoparticles were synthesized using Escherichia coli through a biogenic approach that develops the bacterium's naturally reducing and stabilizing properties. The synthesized silver nanoparticles were characterized for size, shape, and stability using UV-Visible spectroscopy and Fourier Transform Infrared (FTIR) spectroscopy. The larvicidal efficacy of silver nanoparticles was evaluated against the larvae of Aedes aegypti and Aedes albopictus from the Thiruvarur district of Tamil Nadu, India. LC
resultsThe biosynthesized silver nanoparticles showed strong larvicidal activity against both mosquito species, depending on the dose approach, the moderate larval mortality was observed in Aedes albopictus than in Aedes aegypti. The median lethal concentration (LC
conclusionThe current study highlights the dual advantages of utilizing biological resources for nanoparticle synthesis and implementing sustainable approaches for the control of mosquito- borne diseases. Future research should focus on large-scale production, field-level efficacy assessments, and evaluation of potential effects on non-target organisms to support practical applications.
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