1. Larvicidal and pupicidal activity of phyto-synthesized zinc oxide nanoparticles against dengue vector aedes aegypti
- Author
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Arunachalam Chinnathambi, Sulaiman Ali Alharbi, Rupa Lavarti, G.K. Jhanani, Ruangwong On-uma, Kumchai Jutamas, and Wongchai Anupong
- Subjects
Insecticides ,Silver ,Plant Extracts ,Methanol ,Metal Nanoparticles ,Mosquito Vectors ,Biochemistry ,Dengue ,Plant Leaves ,Aedes ,Larva ,Animals ,Zinc Oxide ,General Environmental Science - Abstract
This study aimed to assess the phyto-synthesizing potential of Tarenna asiatica methanol leaf extract as well as its larvicidal and pupicidal potential against Aedes aegypti larvae. According to the findings of this study, the methanol leaf extract of T. asiatica has the potential to synthesize zinc oxide nanoparticles from zinc acetate dehydrate. Standard analytical techniques such as UV-visible spectrophotometer, Fourier-transform infrared spectroscopy, X-ray Diffraction analysis, Scanning Electron Microscope, and Energy Dispersive X-Ray were used to characterize the phyto-synthesized nanoparticles. The zinc oxide nanoparticles synthesized ranged in size from 22.35 to 31.27 nm and was spherical in shape. These nanoparticles demonstrated excellent larvicidal activity against Aedes aegypti larvae in the second, third, and fourth in stars, as well as significant pupicidal activity. These findings suggest that the methanol leaf extract of T. asiatica synthesized zinc oxide nanoparticles, which could be used to develop mosquito repellents.
- Published
- 2022