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Ornithine decarboxylase activity is affected in primary astrocytes but not in secondary cell lines exposed to 872 MHz RF radiation

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Authors not listed · 2007

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Rat primary astrocytes showed decreased ornithine decarboxylase activity after 872 MHz RF exposure, while secondary cell lines were generally unaffected.

Plain English Summary

Summary written for general audiences

Researchers exposed murine L929 fibroblasts, rat C6 glioblastoma cells, human SH-SY5Y neuroblastoma cells, and rat primary astrocytes to 872 MHz RF radiation. Cells were exposed for 2, 8, or 24 hours to continuous wave or GSM-modulated signals at specific absorption rates of 1.5, 2.5, or 6.0 W/kg. ODC activity in rat primary astrocytes decreased significantly at 1.5 and 6.0 W/kg with both signal types. Secondary cell lines showed generally no change in ODC activity.

Why This Matters

The study examined multiple exposure times and levels with both unmodulated and GSM-modulated fields. No difference was found between GSM-modulated and continuous wave signals. The authors recommend further research with primary astrocytes to confirm the findings and explore mechanisms.

Exposure Information

A logarithmic frequency spectrum from 10 Hz to 100 GHz showing where this study's 872 MHz exposure sits relative to common EMF sources.Where This Frequency Sits on the EMF SpectrumELFVLFLF / MFHF / VHFUHFSHFmm10 Hz100 GHzThis study: 872 MHzPower lines50/60 Hz5G mm28 GHzLogarithmic scale

Specific exposure levels were not quantified in this study.

Cite This Study
Unknown (2007). Ornithine decarboxylase activity is affected in primary astrocytes but not in secondary cell lines exposed to 872 MHz RF radiation.
Show BibTeX
@article{ornithine_decarboxylase_activity_is_affected_in_primary_astrocytes_but_not_in_secondary_cell_lines_exposed_to_872_mhz_rf_radiation_ce967,
  author = {Unknown},
  title = {Ornithine decarboxylase activity is affected in primary astrocytes but not in secondary cell lines exposed to 872 MHz RF radiation},
  year = {2007},
  doi = {10.1080/09553000701317341},
  
}

Quick Questions About This Study

The study used murine L929 fibroblasts, rat C6 glioblastoma cells, human SH-SY5Y neuroblastoma cells, and rat primary astrocytes.
Cells were exposed for 2, 8, or 24 hours to continuous wave or GSM-modulated 872 MHz RF radiation at 1.5, 2.5, or 6.0 W/kg.
ODC activity decreased significantly in rat primary astrocytes at 1.5 and 6.0 W/kg with both signal types, but was generally unaffected in secondary cell lines.
No differences were detected between GSM-modulated and continuous wave signals.
Further studies with primary astrocytes are warranted to confirm the findings and explore mechanisms.