NEW YORK, Sept 7 - The road to a better DNA chip is paved with gold, Northwestern University researchers report in the September 8 issue of Science .

Unlike current chip technologies, the gold nanoprobe does not require PCR amplification or fluorescence for DNA detection, so it will be simple, cheap, and sensitive enough to be used in a doctor’s office to diagnose disease, developer Chad Mirkin said.

Get the full story

This story is free
for registered users

Registering provides access to this and other free content.

Register now.

Already have an account?
Login Now.

NPR reports that Turkish high school students will no longer study evolution.

Researchers report they sequenced and identified plant species in an "al fresco" laboratory.

An Australian team searches for genetic alterations linked to depression in hopes of developing personalized treatments, the Sydney Morning Herald reports.

In PNAS this week: host contributors to typhoid fever risk, effects of obesity-related variants near TMEM18, and more.