Mutat Res 672(2):76-81, 2009
Authors not listed · 2009
Radiofrequency fields at cell phone frequencies caused chromosome damage in plant cells at non-thermal exposure levels.
Plain English Summary
Croatian researchers exposed onion seeds to radiofrequency fields at 400 MHz and 900 MHz (similar to cell phone frequencies) and found significant increases in abnormal cell division. While seed germination wasn't affected, the electromagnetic fields caused chromosome damage and disrupted normal cell division patterns, suggesting potential biological harm at the cellular level.
Why This Matters
This study adds to mounting evidence that radiofrequency radiation causes biological effects even at non-thermal levels. What makes these findings particularly relevant is that the frequencies tested (400 MHz and 900 MHz) bracket common wireless communication bands, including many cell phone frequencies. The researchers found that field strength, modulation, and frequency all influenced the severity of cellular damage - with modulated fields proving more harmful than continuous waves.
The reality is that the types of cellular disruption observed here - chromosome damage, abnormal cell division, and mitotic spindle impairment - represent fundamental biological processes that could translate to health effects in humans. While onions aren't people, cellular mechanisms for DNA repair and chromosome stability are remarkably conserved across species. The fact that these effects occurred at field strengths comparable to those near wireless devices should give us pause about our current safety standards.
Exposure Information
Specific exposure levels were not quantified in this study.
Show BibTeX
@article{mutat_res_672276_81_2009_ce3057,
author = {Unknown},
title = {Mutat Res 672(2):76-81, 2009},
year = {2009},
doi = {10.1016/j.mrgentox.2008.09.022},
}