Safer nanoparticles spotlight tumors, deliver drugs
Sunday, February 22, 2009 - 15:42
in Physics & Chemistry
Small is promising when it comes to illuminating tiny tumors or precisely delivering drugs, but many worry about the safety of nano-scale materials. Now a team of scientists has created miniscule flakes of silicon that glow brightly, last long enough to slowly release cancer drugs, then break down into harmless by-products.