Table 1.
A comparison of mechanical characteristics among liposomes, polymersomes, crystalsomes, and viral capsids.
| Self-assembled structures | Diameter (nm) | Thickness (nm) | Young’s modulus (MPa) | Bending Modulus (kBT) | |
|---|---|---|---|---|---|
| Liposomes | EggPC59 | 37.0 ± 7.9 | 6 ± 0.6 | 2 ± 0.8 | 7 |
| DPPC60 | 150 ± 20 | ~5 | 81 | 275 | |
| Polymersomes | PDMS68-b-PMOXA1139 | 306 | 16 ± 2 | 17 ± 11 | 1703 ± 1216 |
| PEO40-b-PEE3747 | 2 ~ 5×104 | 8 ± 1 | 120 ± 20 mN m−1 a | 30 ± 7 | |
| Crystalsomes | PLLA crystalsomes19 | 224 | 22.5 | 4160 | 1.1 × 106 |
| PLLA-b-PEG BCCs | ~180 | 4.5 ± 0.4 | (1.1 ± 0.2)×104 | (2.4 ± 0.8)×105 (dry) | |
| Viral capsids | Hepatitis B61 | 14.2 | 2.24 | 0.26 | 70.5 |
| Mature MLV62 | 50 | 4 | 1027 | 1590 | |
EggPC egg yolk phosphatidylchlolin, DPPC dipalmitoylphosphatidylcholine, PDMS-b-PMOXA(dimethylsiloxane)-block-poly(2-methyloxazoline), PEO-b-PEE Poly(ethylene oxide)-b-poly(ethylethylene), MLV murine leukemia virus
aExpansion modulus