Microcapsules open in tumor cells

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Microcapsules in a cell (a) before and (b) after being illuminated with a laser. The arrow indicates the laser beamacutes focus. The laser opens the capsules which release their fluorescent content. Image: MPI of Colloids and Interfaces
Microcapsules in a cell, (a) before, and (b) after being illuminated with a laser. The arrow indicates the laser beam's focus. The laser opens the capsules, which release their fluorescent content. Image: MPI of Colloids and Interfaces

Medicines are most helpful when they directly affect the diseased organs or cells - for example, tumour cells. Scientists at the Max Planck Institute of Colloids and Interfaces in Potsdam, Germany, and Ludwig-Maximilian-University in Munich, have come one step closer to that goal: they have intentionally released a substance in a tumour cell.


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