8,700 Studies Reviewed. 87.0% Found Biological Effects. The Evidence is Clear.
Shield Your Body
Cancer & Tumors

2.45-Gz wireless devices induce oxidative stress and proliferation through cytosolic Ca²⁺ influx in human leukemia cancer cells.

Bioeffects Seen

Nazıroğlu M, Ciğ B, Doğan S, Uğuz AC, Dilek S, Faouzi D. · 2012

View Original Abstract
Share:

WiFi-frequency radiation promoted cancer cell growth and oxidative stress in lab studies, with effects increasing over time.

Plain English Summary

Summary written for general audiences

Researchers exposed human leukemia cancer cells to 2.45 GHz radiation (the same frequency used by WiFi and microwaves) for periods ranging from 1 to 24 hours. They found that this radiation caused cancer cells to multiply more rapidly and triggered harmful oxidative stress by allowing excess calcium to flood into the cells. The longer the exposure, the more pronounced these effects became.

Why This Matters

This study reveals a concerning mechanism by which everyday wireless radiation may promote cancer cell growth. The 2.45 GHz frequency tested is identical to what your WiFi router, microwave oven, and many Bluetooth devices emit continuously in your home and office. What makes this research particularly significant is that it identifies the specific biological pathway involved - calcium channel disruption leading to oxidative stress and increased cell proliferation. The time-dependent response, with effects growing stronger over 24 hours of exposure, suggests that chronic exposure to these common frequencies could have cumulative impacts on cellular health. While this study used cancer cells in laboratory conditions rather than healthy human tissue, it adds to a growing body of evidence that our wireless devices may be affecting us at the cellular level through well-understood biological mechanisms.

Exposure Information

A logarithmic frequency spectrum from 10 Hz to 100 GHz showing where this study's 2.45 GHz exposure sits relative to common EMF sources.Where This Frequency Sits on the EMF SpectrumELFVLFLF / MFHF / VHFUHFSHFmm10 Hz100 GHzThis study: 2.45 GHzPower lines50/60 Hz5G mm28 GHzLogarithmic scale

Specific exposure levels were not quantified in this study. The study examined exposure from: 2.45 GHz Duration: 1, 2, 12 and 24 hours

Study Details

Electromagnetic radiation from wireless devices may affect biological systems by increasing free radicals. The present study was designed to determine the effects of 2.45 GHz radiation on the antioxidant redox system, calcium ion signaling, cell count and viability in human leukemia 60 cells.

Twelve cell cultures were equally divided into two main groups as controls (n = 6) and irradiated (n...

The extent of lipid peroxidation, cytosolic free Ca²⁺ and cell numbers were higher in 2.45 GHz group...

2.45 GHz electromagnetic radiation appears to induce proliferative effects through oxidative stress and Ca²⁺ influx although blocking of transient receptor potential melastatin 2 channels by 2-aminoethyl diphenylborinate seems to counteract the effects on Ca²⁺ ions influx.

Cite This Study
Nazıroğlu M, Ciğ B, Doğan S, Uğuz AC, Dilek S, Faouzi D. (2012). 2.45-Gz wireless devices induce oxidative stress and proliferation through cytosolic Ca²⁺ influx in human leukemia cancer cells. Int J Radiat Biol. 88(6):449-456, 2012.
Show BibTeX
@article{m_2012_245gz_wireless_devices_induce_2465,
  author = {Nazıroğlu M and Ciğ B and Doğan S and Uğuz AC and Dilek S and Faouzi D. },
  title = {2.45-Gz wireless devices induce oxidative stress and proliferation through cytosolic Ca²⁺ influx in human leukemia cancer cells.},
  year = {2012},
  
  url = {https://pubmed.ncbi.nlm.nih.gov/22489926/},
}
PubMed: 22489926

Cited By (41 papers)

Quick Questions About This Study

Yes, a 2012 study found that 2.45 GHz radiation (the same frequency as WiFi) caused human leukemia cancer cells to multiply more rapidly. The longer the exposure lasted, the more pronounced this cell proliferation became, with effects strongest after 24 hours of radiation exposure.
Research shows 2.45 GHz radiation triggers harmful oxidative stress in human leukemia cells by allowing excess calcium to flood into the cells. This process damages cellular components through lipid peroxidation, with effects becoming more severe as exposure time increases from 1 to 24 hours.
A 2012 study found that 24-hour exposure to 2.45 GHz radiation caused the highest increase in calcium influx into human leukemia cells. This calcium flooding was time-dependent, meaning longer exposures produced progressively higher calcium concentrations inside the cancer cells.
Yes, research demonstrates that 2.45 GHz radiation (used in both microwave ovens and WiFi) promotes proliferation of human leukemia cancer cells. The study found this frequency triggers oxidative stress and calcium influx that accelerates cancer cell multiplication over exposure periods of 1-24 hours.
Research suggests that blocking specific calcium channels (transient receptor potential melastatin 2) with compounds like 2-aminoethyl diphenylborinate can counteract the calcium influx caused by 2.45 GHz radiation in human leukemia cells, potentially reducing the proliferative effects of this WiFi frequency.