Table 4.
Comparison of damage from different microwave frequencies.
| Response parameters | Tan’s study | Our study | ||
|---|---|---|---|---|
| 10 mW/cm2 1.5 GHz |
10 mW/cm2 2.856 GHz |
10 mW/cm2 1.5 GHz |
10 mW/cm2 4.3 GHz |
|
| Morris water maze AEL | Prolonged at 1 day, 2 days and 14 days after radiation | Prolonged at 2 days , 7 days and 14 days after radiation | Prolonged at 1 day and 2 days after radiation | Prolonged at 1 day after radiation |
| EEG power | At 7 days after radiation, α and β waves increased, θ wave decreased | At 7 days after radiation, α wave increased | At 1 day after radiation, θ wave decreased | Not changed |
| Hippocampal morphology | Tissue structure and ultrastructure damage, most serious at 7 days after radiation | Tissue structure and ultrastructure damage, most serious at 7 days after radiation | Tissue structure and ultrastructure damage, most serious at 7 days after radiation | Tissue structure and ultrastructure damage, most serious at 7 days after radiation |
| Nissl bodies | At 7 days after radiation, the content decreased | At 7 days after radiation, the content decreased | At 7 days after radiation, the content decreased | Not changed |
| Immunohistochemical staining | At 7 days after radiation, the expression levels of AchE, COX and SOD decreased | At 7 days after radiation, the expression levels of AchE, COX and SOD decreased | Not researched | Not researched |
| Activity of LDH and SDH | Not researched | Not researched | At 7 days after radiation, the activity of SDH decreased | Not changed |