First Direct Images of Carbon Nanotubes Entering Cells

November 16, 2007 | Source: PhysOrg.com

For the first time, scientists have directly imaged carbon nanotubes entering and migrating within human cells, determining as a result that whether the nanotubes cause cell death depends on the dose and exposure time.

Transmission electron microscope image shows carbon nanotubes (dark areas) within a cell nucleus

Transmission electron microscope image shows carbon nanotubes (dark areas) within a cell nucleus