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Medical/biological study (experimental study)

Whole body exposure of rats to microwaves emitted from a cell phone does not affect the testes.

Published in: Bioelectromagnetics 2003; 24 (3): 182-188

Aim of study (acc. to author)

To investigate the effects of radiofrequency radiation emitted from cellular phones on the lipid composition, malondialdehyde concentration, p53 immune reactivity, sperm count, morphology, histological structure of testes, and the rectal temperature of rats.

Endpoint

Exposure

Exposure Parameters
Exposure 1: 890–915 MHz
Modulation type: pulsed
Exposure duration: repeated daily exposure, 20 min/day for 1 month
Exposure 1
Main characteristics
Frequency 890–915 MHz
Type
Exposure duration repeated daily exposure, 20 min/day for 1 month
Modulation
Modulation type pulsed
Repetition frequency 217 Hz
Exposure setup
Exposure source
Distance between exposed object and exposure source 0.5 cm
Setup rats confined in Plexiglas cages (20 cm x 10.5 cm x 10 cm) with ventilation holes, the cellular phones placed under the cages
Sham exposure A sham exposure was conducted.
Parameters
Measurand Value Type Method Mass Remarks
power 2 W peak value - - -
power 250 mW average over time - - -
SAR 3.13 W/kg effective value calculated 1 g -
SAR 0.52 W/kg effective value calculated whole body -
Measurement and calculation details
the FDTD method was used to calculate SAR
Exposed system:

Methods Endpoint/measurement parameters/methodology

Investigated material:
Investigated organ system:
Time of investigation:
  • after exposure

Main outcome of study (acc. to author)

This study found no evidence suggesting an adverse effect of cell phone exposure on measures of testicular function or structure.
Study character:

Study funded by

  • not stated/no funding

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