To evaluate the potential effects of millimeter waves on cell proliferation and cell cycle of human melanoma cells at two different frequencies (42.20 GHz and 53.57 GHz).
These two frequencies are used in millimeter wave therapy applications.
| Exposure | Parameters |
|---|---|
|
Exposure 1:
42.2 GHz
Modulation type:
CW
Exposure duration:
continuous for 1 h/day on 4 days
|
|
|
Exposure 2:
53.57 GHz
Modulation type:
CW
Exposure duration:
continuous for 1 h/day on 4 days
|
|
| Frequency | 42.2 GHz |
|---|---|
| Type | |
| Charakteristic | |
| Polarization | |
| Exposure duration | continuous for 1 h/day on 4 days |
| Additional info | +/- 0.05 GHz |
| Modulation type | CW |
|---|
| Exposure source | |
|---|---|
| Distance between exposed object and exposure source | 39 cm |
| Setup | conical horn antenna with a diameter of 34 mm placed under the multiwell plates inside an incubator |
| Sham exposure | A sham exposure was conducted. |
| Measurand | Value | Type | Method | Mass | Remarks |
|---|---|---|---|---|---|
| power | 24 mW | - | - | - | output power |
| power density | 0.11 mW/cm² | - | - | - | in the samples |
| Frequency | 53.57 GHz |
|---|---|
| Type | |
| Charakteristic | |
| Polarization | |
| Exposure duration | continuous for 1 h/day on 4 days |
| Additional info | +/- 0.05 GHz |
| Modulation type | CW |
|---|
| Exposure source |
|
|---|---|
| Distance between exposed object and exposure source | 39 cm |
| Sham exposure | A sham exposure was conducted. |
| Measurand | Value | Type | Method | Mass | Remarks |
|---|---|---|---|---|---|
| power | 39 mW | - | - | - | output power |
| power density | 0.26 mW/cm² | - | - | - | in the samples |
The data showed that non-thermal millimeter wave exposures at 42.20 and 53.57 GHz do not affect the proliferation rate or the cell cycle of RPMI 7932 melanoma cells.
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