Detection and isolation of circulating cells and exosomes for cancer monitoring and diagnostics using Aurosphere beads - Magnnostics has developed functionalized Aurosphere beads for the efficient separation of circulating tumor cells and CD9 and CD63 positive exosomes. 

Optical microscope image of model circulating tumor cells (arrows) with 1 micron Aurosphere beads (smaller black circular objects).

Optical microscope image of model circulating tumor cells (arrows) labeled with 1 micron Aurosphere beads (smaller black circular objects).