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Note: This study found no significant biological effects under its experimental conditions. We include all studies for scientific completeness.

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In Situ Expression of Heat-Shock Proteins and 3-Nitrotyrosine in Brains of Young Rats Exposed to a WiFi Signal In Utero and In Early Life

No Effects Found

Aït-Aïssa S, de Gannes FP, Taxile M, Billaudel B, Hurtier A, Haro E, Ruffié G, Athané A, Veyret B, Lagroye I · 2013

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Repeated WiFi exposure during gestation and early life showed no detectable effects on stress marker expression in young rat brains at the assessed exposure levels.

Plain English Summary

Summary written for general audiences

This study examined whether prenatal and early-life exposure to WiFi signals (2450 MHz) affected stress biomarkers in developing rat brains. Researchers measured 3-nitrotyrosine and heat-shock proteins (Hsp25 and Hsp70) in brain tissue of young rats exposed to various WiFi signal intensities, finding no significant differences between exposed and sham-exposed groups.

Exposure Information

A logarithmic frequency spectrum from 10 Hz to 100 GHz showing where this study's 2450 MHz exposure sits relative to common EMF sources.Where This Frequency Sits on the EMF SpectrumELFVLFLF / MFHF / VHFUHFSHFmm10 Hz100 GHzThis study: 2450 MHzPower lines50/60 Hz5G mm28 GHzLogarithmic scale
Cite This Study
Aït-Aïssa S, de Gannes FP, Taxile M, Billaudel B, Hurtier A, Haro E, Ruffié G, Athané A, Veyret B, Lagroye I (2013). In Situ Expression of Heat-Shock Proteins and 3-Nitrotyrosine in Brains of Young Rats Exposed to a WiFi Signal In Utero and In Early Life.
Show BibTeX
@article{at_assa_s_de_gannes_fp_taxile_m_billaudel_b_hurtier_a_haro_e_ruffi_g_athan_a_veyret_b_lagroye_i_ce3602,
  author = {Aït-Aïssa S and de Gannes FP and Taxile M and Billaudel B and Hurtier A and Haro E and Ruffié G and Athané A and Veyret B and Lagroye I},
  title = {In Situ Expression of Heat-Shock Proteins and 3-Nitrotyrosine in Brains of Young Rats Exposed to a WiFi Signal In Utero and In Early Life},
  year = {2013},
  
  
}
PubMed: 23662649

Quick Questions About This Study

This study found no harmful effects on rat fertility, mating success, or fetal development from daily WiFi exposure. Researchers exposed rats to 2.45 GHz signals during sexual maturation and pregnancy with no observed reproductive problems.
Rats were exposed to WiFi signals at up to 4 watts per kilogram, which is roughly 40 times stronger than typical home WiFi exposure levels. Even at these high intensities, no fertility problems were observed.
The rats received WiFi exposure for only one hour per day, six days per week. This limited exposure duration doesn't reflect the continuous WiFi exposure humans typically experience in modern environments.
No birth defects or fetal abnormalities were observed in rat offspring whose parents were exposed to WiFi signals. The researchers specifically examined fetuses for developmental problems and clinical signs before delivery.
The researchers used 2.45 GHz WiFi signals, which is the same frequency used by most home WiFi routers, microwave ovens, and some Bluetooth devices in households worldwide.