Table 1 A comparison of the different in vitro methods
Method | 3D environment | Acoustic compatibility | Live cells |
|---|---|---|---|
Ex vivo tissue | + | + | - |
Tissue-mimicking materials | + | + | - |
Tissue-based methods | + | + | - |
Cultured cells | - | - | + |
Non-biological methods | + | +/- | - |
Biological scaffolds | + | + | + |