Engineering Innovation Podcast and Radio Series

Pimple Buster

PostedOctober 18, 2015

Download File (mp3)

Anchor Lede: Engineers are creating tiny nanoparticles that they hope will have a big effect on acne.

Randy Atkins: The root cause of acne is too much oil in pores of your skin. So Samir Mitragotri, a University of California engineer, has designed very tiny gold particles that can...

Samir Mitragotri: ...go to the source of the problem, which usually is deep in the glands.

Randy Atkins: In what he says is a medical first, Mitragotri is using ultrasound to push the nanoparticles from the skin surface down to those oil-producing glands, then...

Samir Mitragotri: ...when you shine a laser on them, they get pretty hot. And they can deactivate the tissue in the surrounding area.

Randy Atkins: The effect is so localized that Mitragotri doesn't expect the side effects common with other treatments for severe acne. He says early clinical trials are promising. With the National Academy of Engineering, Randy Atkins, WTOP News.