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Bektas H, Seker A, Ustun R, Dogu S

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Authors not listed · 2026

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3.5 GHz radiation triggers nerve cell death through non-thermal biological mechanisms, challenging wireless industry safety claims.

Plain English Summary

Summary written for general audiences

Researchers exposed mouse nerve cells to 3.5 GHz radiofrequency radiation (similar to 5G frequencies) under strictly controlled non-thermal conditions. The radiation triggered cell death pathways and increased harmful oxidative stress in peripheral sensory neurons. This provides direct evidence that RF radiation can damage nerve cells through biological mechanisms beyond just heating effects.

Why This Matters

This study delivers a critical piece of evidence in the EMF health debate by demonstrating that 5G-adjacent frequencies can trigger nerve cell death through non-thermal mechanisms. The researchers took extraordinary care to ensure temperature remained constant, eliminating the wireless industry's primary defense that RF effects are purely thermal. The 3.5 GHz frequency tested overlaps directly with mid-band 5G deployments, making these findings immediately relevant to current wireless infrastructure. What makes this particularly concerning is that peripheral sensory neurons are exactly the type of cells that would be affected first by wireless radiation exposure, potentially explaining symptoms like tingling, numbness, and hypersensitivity reported by people living near cell towers. The mitochondrial damage and oxidative stress pathways identified here mirror findings in other EMF studies, building a consistent biological picture of how radiofrequency radiation harms living cells.

Exposure Information

A logarithmic frequency spectrum from 10 Hz to 100 GHz showing where this study's 3.5 GHz exposure sits relative to common EMF sources.Where This Frequency Sits on the EMF SpectrumELFVLFLF / MFHF / VHFUHFSHFmm10 Hz100 GHzThis study: 3.5 GHzPower lines50/60 HzCell phones~1 GHz5G mm28 GHzLogarithmic scale

Specific exposure levels were not quantified in this study.

Cite This Study
Unknown (2026). Bektas H, Seker A, Ustun R, Dogu S.
Show BibTeX
@article{bektas_h_seker_a_ustun_r_dogu_s_ce4727,
  author = {Unknown},
  title = {Bektas H, Seker A, Ustun R, Dogu S},
  year = {2026},
  doi = {10.1080/09553002.2026.2617592},
  
}
DOI: 10.1080/09553002.2026.2617592PubMed: 41562640

Quick Questions About This Study

Yes, this study showed 3.5 GHz radiofrequency radiation caused significant nerve cell death in mouse sensory neurons while maintaining constant temperature. The damage occurred through oxidative stress and mitochondrial dysfunction, not thermal effects.
Research using 3.5 GHz frequency (overlapping with 5G mid-band) showed it disrupts redox balance and triggers cell death in peripheral sensory neurons. This suggests 5G frequencies could potentially affect nerve function through biological mechanisms.
After 24 hours of 3.5 GHz exposure, mouse dorsal root ganglion neurons showed maximum cell death, elevated reactive oxygen species, increased pro-death proteins, and mitochondrial dysfunction. Effects were time-dependent, worsening with longer exposure.
Yes, 3.5 GHz radiation pulsed at 217 Hz caused significant, time-dependent reductions in nerve cell viability. The pulsing pattern, similar to cellular communication protocols, appeared to enhance the biological effects compared to continuous wave exposure.
Yes, dorsal root ganglion neurons exposed to 3.5 GHz RF showed robust elevations in reactive oxygen species, indicating severe oxidative stress. This oxidative damage was accompanied by mitochondrial dysfunction and activation of cell death pathways.