Study type: Medical/biological study (experimental study)

Long-lasting (fatiguing) activity of isolated muscle fibres influenced by microwave electromagnetic field med./bio.

By: Radicheva N, Mileva K, Georgieva B, Kristev I
Published in: Acta Physiol Pharmacol Bulg 2001; 26 (1-2): 37-40
Journal partially peer-reviewed/peer-review process unclear
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Aim of study (acc. to author)

To study the effects of microwave field with frequency of 2.45 GHz on intracellular action potentials and twiches of isolated frog muscle fibres during fatiguing activity.

Endpoint

Exposure

Exposure Parameters
Exposure 1: 2.45 GHz
Modulation type: CW
Exposure duration: 1 h

Exposure 1

Main characteristics
Frequency 2.45 GHz
Exposure duration 1 h
Modulation
Modulation type CW
Exposure setup
Exposure source
  • Standard Physiotherapeutic device (LUCH-2)
Distance between exposed object and exposure source 0.16 m
Chamber Petri dish with radius 28 mm
Additional info rectangular suprathreshold pulses with 0.5-1 ms duration and inter-stimulus intervals of 200 ms delivered through two silver wire electrodes
Parameters
Measurand Value Type Method Mass Remarks
power density 200 W/m² unspecified - unspecified -

Exposed system:

Methods Endpoint/measurement parameters/methodology

Investigated system:
Time of investigation:
  • after exposure

Main outcome of study (acc. to author)

Microwave electromagnetic fields (2.45 GHz) have a specific, non-thermal influence on muscle fibre activity resulting in some resistence to fatigue.

Study character:

Study funded by