Exosome-based features | Isolation techniques | Equipment requirements | Time | Specificity | Pros and cons | Refs. |
---|---|---|---|---|---|---|
Density | Ultracentrifugation | Normal | Long | Yes/no | Standard gold method, low cost but the potential damage to exosomes | |
Size | Size-exclusion chromatography | High | Short | No | High concentration but low sample utilization | |
Surface proteins | Polymer precipitation | Low | Short | No | High concentration but low purity and low sample utilization | |
Immunoaffinity capture | Low | Short | Yes | High concentration but low purity | ||
Microfluidics isolation | High | Short | Yes | High purity but expensive |