Boosting the cell's own cleanup: New class of small molecules accelerate natural protein degradation

Proteins that are no longer needed, defective, or potentially harmful are labeled with a molecular "tag" and dismantled in ...
Science Daily

Nanorobot with hidden weapon kills cancer cells

Researchers have developed nanorobots that kill cancer cells in mice. The robot's weapon is hidden in a nanostructure and is exposed only in the tumour microenvironment, sparing healthy cells.