Study type: Medical/biological study (experimental study)

Effect of chronic low-intensity microwave radiation on sperm count, sperm morphology, and testicular and epididymal tissues of rats med./bio.

Published in: Electro Magnetobiol 1999; 18 (2): 133-145

Aim of study (acc. to author)

To investigate the effect of chronic microwave exposure on sperm count, sperm morphology, and the morphology of rat testis and epididymes.



Exposure Parameters
Exposure 1: 9.45 GHz
Modulation type: CW
Exposure duration: repeated daily exposure, 1 h/day for 13, 26, 39 or 52 days

Exposure 1

Main characteristics
Frequency 9.45 GHz
Exposure duration repeated daily exposure, 1 h/day for 13, 26, 39 or 52 days
Modulation type CW
Exposure setup
Exposure source
Setup Perspex cages (20 cm x 10.5 cm x 10 cm) placed in far field region from the horn inside the 70 cm x 47 cm x 47 cm anechoic chamber; long axis of animals parallel to the electric vector
Sham exposure A sham exposure was conducted.
Measurand Value Type Method Mass Remarks
electric field strength 100 V/m - measured - -
SAR 1.8 W/kg mean calculated whole body -
power density 2.65 mW/cm² - - - -

Exposed system:

Methods Endpoint/measurement parameters/methodology

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

Main outcome of study (acc. to author)

Epididymal sperm count and morphology and weight and morphology of testis and epididymes were affected by chronic prolonged microwave exposure. The incidence of symptoms depended on exposure duration.

Study character:

Study funded by

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