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Passive versus active targeting.
| Sl. no. | Passive targeting | Active targeting |
|---|---|---|
| (1) | Utilizes the special deviated conditions prevailing in the diseased portion of the body | Depends on the species that is overexpressed during disease |
| (2) | Less selective | Highly selective |
| (3) | Restricted in use | Very versatile |
| (4) | More likely to produce side effects | Less likely to induce side effects |
