CLARIFICATION: Doctors Treat A Dying Girl With Modified HIV. The Reason Why Will Amaze You.

Curated by

CLARIFICATION: Our original headline and intro on this post weren't quite right. Doctors didn't technically inject HIV into this girl — they treated some of her cells with modified HIV before injecting them back in. Lots more context is at the Cancer Research UK blog.


Who knew something called a "serial killer" cell could bring so much unforgettable joy and happiness?

Next bit of Upworthiness:

Flash Video Embed

This video is not supported by your device. Continue browsing to find other stuff you'll love!

Hi there, internet friend. We need to talk. You're using a painfully old web browser, and frankly, it's getting a little weird. It's not safe, and we want the best for you. We think it's time to upgrade.

Download Google Chrome, and try it for a week. Don't think about it, just do it. You'll thank us later.