International Scholarly Research Notices / 2012 / Article / Fig 1

Review Article

Targeted Delivery of Nanomedicines

Figure 1

Passive drug targeting through seeping blood vessels in the cancerous part. (a) In the normal tissue, there are no ruptures and the drug travels steadily through the blood vessel. (b) In the tumour-affected region, the drug percolates through holes and accumulates in the tumour. Thus a high concentration of drug is built up in the later region, starting the healing action.

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