Study type: Medical/biological study (experimental study)

Observations on the effects of low frequency electromagnetic fields on cellular transcription in Drosophila larvae reared in field-free conditions. med./bio.

Published in: Bioelectromagnetics 1999; 20 (2): 129-131

Aim of study (acc. to author)

To assess the effects of low frequency electromagnetic fields on the transcript level in Drosophila melanogaster larvae.

Endpoint

Exposure

Exposure Parameters
Exposure 1: 50 Hz
Exposure duration: continuous for 20 min

Exposure 1

Main characteristics
Frequency 50 Hz
Type
Waveform
Exposure duration continuous for 20 min
Exposure setup
Exposure source
Chamber A µ-metal box placed inside a 22°C incubator.
Setup Larvae divided between two petri dishes placed between a pair of Helmholtz coils inside the µ-metal box.
Additional info Coils were switched off for the control group.
Parameters
Measurand Value Type Method Mass Remarks
magnetic flux density 8 µT effective value measured - -

Exposed system:

Methods Endpoint/measurement parameters/methodology

Investigated system:
Time of investigation:
  • after exposure

Main outcome of study (acc. to author)

The exposure to low frequency electromagnetic fields significantly decreased Histone 1.9, Heat Shock Protein 70 and Copia transcript levels in Drosophila melanogaster.

Study character:

Study funded by

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