In order to prevent thrombogenesis and maintain the integrity of blood circulation, platelets, which are microscopic blood cells, target the sites of vascular injury. Recently, cell-based systems, such as erythrocytes, bacterial ghosts, and genetically modified stem cells, have become popular as biological drug carriers. In order to increase the effectiveness of treatment, modified platelets and platelet membrane are frequently employed to coat nanoparticles containing medications.
For more: platelet surface engineering