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Brain & Nervous System

Acute effect of exposure of mollusk single neuron to 900-MHz mobile phone radiation.

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Partsvania B, Sulaberidze T, Shoshiashvili L, Modebadze Z · 2011

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Cell phone radiation altered how quickly individual neurons responded to stimuli at exposure levels similar to typical phone use.

Plain English Summary

Summary written for general audiences

Scientists exposed mollusk neurons to 900-MHz cell phone radiation at low levels. While the neurons' basic function remained normal, they responded to signals significantly faster during exposure. This suggests cell phone radiation can alter how quickly nerve cells process information, even temporarily.

Why This Matters

This study provides direct evidence that radiofrequency radiation at cell phone frequencies can alter fundamental neuronal function, even when exposure levels produce minimal heating (just 0.1°C temperature increase). The 0.63 W/kg SAR used here falls within the range of typical cell phone exposures, making these findings particularly relevant to everyday use. What makes this research compelling is its focus on individual neurons, allowing researchers to observe direct cellular effects without interference from complex biological systems. The fact that neurons showed altered response timing suggests that RF radiation may influence how our nervous system processes information. While this study used mollusk neurons rather than human brain cells, neurons share fundamental properties across species, and this research adds to a growing body of evidence that EMF exposure can affect neurological function at the cellular level.

Exposure Details

SAR
0.63 W/kg
Source/Device
900-MHz

Exposure Context

This study used 0.63 W/kg for SAR (device absorption):

Building Biology guidelines are practitioner-based limits from real-world assessments. BioInitiative Report recommendations are based on peer-reviewed science. Check Your Exposure to compare your own measurements.

Where This Falls on the Concern Scale

Study Exposure Level in ContextStudy Exposure Level in ContextThis study: 0.63 W/kgExtreme Concern - 0.1 W/kgFCC Limit - 1.6 W/kgEffects observed in the Extreme Concern rangeFCC limit is 3x higher than this level
A logarithmic frequency spectrum from 10 Hz to 100 GHz showing where this study's 900 MHz exposure sits relative to common EMF sources.Where This Frequency Sits on the EMF SpectrumELFVLFLF / MFHF / VHFUHFSHFmm10 Hz100 GHzThis study: 900 MHzPower lines50/60 Hz5G mm28 GHzLogarithmic scale

Study Details

The goal of the present work was to explore the influence of commercially available cell phone irradiation on the single neuron excitability and memory processes.

A Transverse Electromagnetic Cell (TEM Cell) was used to expose single neurons of mollusk to the ele...

After acute exposure, average firing threshold of the action potentials was not changed. However, t...

Cite This Study
Partsvania B, Sulaberidze T, Shoshiashvili L, Modebadze Z (2011). Acute effect of exposure of mollusk single neuron to 900-MHz mobile phone radiation. Electromagn Biol Med. 30(3):170-179, 2011.
Show BibTeX
@article{b_2011_acute_effect_of_exposure_1251,
  author = {Partsvania B and Sulaberidze T and Shoshiashvili L and Modebadze Z},
  title = {Acute effect of exposure of mollusk single neuron to 900-MHz mobile phone radiation.},
  year = {2011},
  
  url = {https://pubmed.ncbi.nlm.nih.gov/21861695/},
}
PubMed: 21861695

Cited By (7 papers)

Quick Questions About This Study

Yes, a 2011 study found that 900 MHz cell phone radiation significantly decreased the latent period in mollusk neurons, meaning they responded to signals faster during exposure. However, the neurons' basic firing threshold remained normal, and the speed changes were temporary.
No, most changes in mollusk neurons from 900 MHz radiation were transient. While the study found faster response times during exposure, only the latent period remained altered after exposure ended. The neurons' basic function and firing threshold returned to normal.
Research on mollusk single neurons exposed to 900 MHz mobile phone radiation showed they processed signals significantly faster during exposure. The neurons maintained normal basic function, but their response speed was temporarily altered, suggesting radiation affects neural processing timing.
No, low-level 900 MHz radiation did not damage basic nerve cell function in mollusks. The neurons' firing threshold remained unchanged, indicating normal core function. However, the radiation did alter how quickly the neurons responded to stimuli during exposure.
Acute exposure to 900 MHz cell phone radiation significantly decreases neural response time in mollusk neurons. The study found neurons responded to signals faster during exposure, though this speed increase was temporary and basic neural function remained intact.