| Microorganism | Optical microscope | SEM | TEM | Ref |
| Gram-negative |
| |||
| E. coli suspension |
| Morphological disruption | High and low electron-dense cytoplasm | [14] |
| E. coli suspension | Differential fluorescent staining: disruption off membrane |
|
| [15] |
| P. fluorescens airborne |
| Morphological change | High and low electron-dense cytoplasm | [19] |
| Gram-positive |
| |||
| B. subtilis suspension |
| No change | High and low electron-dense cytoplasm | [14] |
| B. subtilis airborne |
| Morphological change | High and low electron-dense cytoplasm | [19] |
| A. versicolor airborne |
| Morphological change | High and low electron-dense cytoplasm | [19] |
| B. cereus suspension |
| Morphological disruption | High and low electron-dense cytoplasm | [18] |