Tag Archives: Know

What to know about HIV false-positives

A false-positive HIV test occurs when a test incorrectly indicates that a person has contracted the virus. Receiving a false positive can inspire conflicting feelings. People may wonder what they can or should do next. In this article, we suggest some next steps for people who have had false-positive HIV test results. We also provide… Read More »

We’ve been using CRISPR for years – now we know how it really works

The CRISPR gene editing complexCARLOS CLARIVAN/SCIENCE PHOTO LIBRARY By Michael Le Page A storm of criticism met the claimed creation of the first genome-edited children in China last month. One reason is that the twin girls have unpredicted new mutations whose effects are unknown. But it now appears there’s a really easy way to ensure… Read More »