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Major types of extracellular particles.
| Vesicle | Size (nm) | Origin | Markers |
|---|---|---|---|
| Exosomes | 30-150 | Endosomes | Tetraspanins, Alix, TSG101, CD63 |
| Microvesicles | 100-1000 | Plasma membrane | Integrins, selectins, CD40 |
| Apoptotic bodies | 1000-5000 | Plasma membrane, endoplasmic reticulum | Phosphatidylserine, genomic DNA, receptors |
