The impact of radiofrequency exposure on Aedes aegypti (Diptera: Culicidae) development

Authors: Nik Abdull Halim NMH, Mohd Jamili AF, Che Dom N, Abd Rahman NH, Jamal Kareem Z, Dapari R

Year: 2024 Feb 27

Category: Entomology

Journal: PLoS One

DOI: 10.1371/journal.pone.0298738

URL: https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0298738

Abstract

Introduction

Wireless communication technologies such as fifth-generation (5G) networks rely on radiofrequency electromagnetic fields (RF-EMF), which shift RF carriers to higher frequencies. This study addresses the potential impact of such frequencies on the insects closely associated with humans, particularly mosquitoes, which might undergo increased RF absorption and dielectric heating affecting their behavior, morphology, and physiology.

Methods

  • Thirty Aedes aegypti eggs were exposed to RF radiation at baseline, 900 MHz, and 18 GHz frequencies.
  • Observations were made daily in an insectarium, monitoring hatching responses, development times, larval numbers, and pupation periods until adult emergence.

Findings

The 900 MHz exposure group displayed the highest hatching rate of 79 ± 10.54% and the lowest adult emergence rate at 33 ± 2.77%, with significant differences observed in the statistical analysis (p = 0.03).

Conclusion

This study highlights the sensitivity of Aedes aegypti eggs' morphology and their development in the aquatic phase to RF radiation, which may alter their life cycle. Further investigations are necessary for comprehensive understanding and effective strategies for dengue vector control.

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