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Cellular Effects

Influence of microwaves on different types of receptors and the role of peroxidation of lipids on receptor-protein shedding.

No Effects Found

Philippova TM, Novoselov VI, Alekseev SI · 1994

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Cell phone-level microwave radiation caused liver cell receptors to shed from membranes, disrupting cellular communication through non-thermal biological mechanisms.

Plain English Summary

Summary written for general audiences

Russian researchers exposed rat brain and liver cells to 900 MHz microwave radiation (similar to cell phones) for 15 minutes to see how it affected cellular receptors that help cells communicate. While some receptors showed no changes, liver cell receptors experienced a dramatic fivefold decrease in their ability to bind with important molecules. The researchers found this happened because the microwave exposure caused receptor proteins to break away from cell membranes, suggesting that even brief RF exposure can disrupt how cells function at the molecular level.

Exposure Information

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

The study examined exposure from: 900 MHz Duration: 15 min

Study Details

The effects of a continuous wave or pulse-modulated, 900 MHz microwave field were studied by in vitro assays of rat chemoreceptors.

The pulsed field was modulated as rectangular waves at rates of 1, 6, 16, 32, 75, or 100 pps. The pu...

Binding of ligands to cell membranes was differentially affected by exposure to microwaves. For exam...

Cite This Study
Philippova TM, Novoselov VI, Alekseev SI (1994). Influence of microwaves on different types of receptors and the role of peroxidation of lipids on receptor-protein shedding. Bioelectromagnetics 15(3):183-192, 1994.
Show BibTeX
@article{tm_1994_influence_of_microwaves_on_3306,
  author = {Philippova TM and Novoselov VI and Alekseev SI},
  title = {Influence of microwaves on different types of receptors and the role of peroxidation of lipids on receptor-protein shedding.},
  year = {1994},
  
  url = {https://pubmed.ncbi.nlm.nih.gov/8074735/},
}
PubMed: 8074735

Cited By (24 papers)

Quick Questions About This Study

Yes, 900 MHz microwave radiation can significantly affect cellular receptor binding. Russian researchers found that 15-minute exposure at 1 W/kg caused a fivefold decrease in liver cell receptor binding, while brain cell receptors showed no changes, indicating tissue-specific effects.
Yes, brief microwave exposure can cause receptor proteins to shed from cell membranes. A 1994 study found that just 15 minutes of 900 MHz radiation caused receptor elements to break away from liver cell membranes into solution.
Yes, antioxidants appear to protect cells from microwave-induced receptor damage. Researchers found that dithiothreitol and ionol (antioxidants) prevented the shedding of receptor elements when cells were exposed to 900 MHz radiation, suggesting oxidative stress involvement.
Liver cells and brain cells show different sensitivities to microwave radiation due to tissue-specific characteristics. While hippocampal brain cells showed no receptor changes after 900 MHz exposure, liver cell receptors experienced dramatic fivefold decreases in binding capacity.
Yes, oxygen concentration directly affects microwave-induced cellular damage. Russian researchers found that the magnitude of receptor inhibition from 900 MHz exposure correlated with oxygen levels in the cell suspension, suggesting oxygen plays a role in the damage mechanism.