Study type: Medical/biological study (experimental study)

Comparison of the low-frequency magnetic field effects on bacteria Escherichia coli, Leclercia adecarboxylata and Staphylococcus aureus. med./bio.

Published in: Bioelectrochemistry 2004; 63 (1-2): 337-341

Aim of study (acc. to author)

To investigate and compare the cell viability of three different bacterial strain exposed to low frequency magnetic fields.

Endpoint

Exposure

Exposure Parameters
Exposure 1: 50 Hz
Exposure duration: up to 25 min
Exposure 2: 50 Hz
Exposure duration: 12 min
Exposure 3: 50 Hz
Exposure duration: 60 min

Exposure 1

Main characteristics
Frequency 50 Hz
Type
Exposure duration up to 25 min
Exposure setup
Exposure source
Setup The exposed samples were placed on a nonconductive stand in the center of of the coil
Parameters
Measurand Value Type Method Mass Remarks
magnetic flux density 10 mT maximum unspecified - -

Exposure 2

Main characteristics
Frequency 50 Hz
Type
Exposure duration 12 min
Exposure setup
Exposure source
Parameters
Measurand Value Type Method Mass Remarks
magnetic flux density 2.7 mT minimum unspecified - -
magnetic flux density 10 mT maximum unspecified - -

Exposure 3

Main characteristics
Frequency 50 Hz
Type
Exposure duration 60 min
Exposure setup
Exposure source
Parameters
Measurand Value Type Method Mass Remarks
magnetic flux density 10 mT unspecified unspecified - -

Exposed system:

Methods Endpoint/measurement parameters/methodology

Investigated system:
Time of investigation:
  • after exposure

Main outcome of study (acc. to author)

Viability decreases with longer exposure times and/or higher magnetic induction. The most sensitive strain was E. coli, the least sensitive was Staphylococcus aureus.

Study character:

Study funded by

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