Table 1.
Particle sizes and swelling ratio of GMs.
| Dry diameter ± SD (μm) | Wet diameter ± SD (μm) | Swelling ratio ± SD (volume) | |
|---|---|---|---|
| GMs | 20.8 ± 6.5 | 30.6 ± 5.4 | 4.3 ± 0.6 |
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.