The Cell with the Dragon Tattoo?

Introducing the tattoo your boss won’t see, researchers at Johns Hopkins University have developed a “cell tattooing” system that can be used to print patterns onto individual cells. And if that wasn’t enough, it’s gold! The work might not turn out to be the next big thing in fashion, but may allow us to track the health of individual cells as an early indicator of organ-level diseases.

“Spleen-on-a-chip” gives an inside view of sickle cell disease

ThisThough they may not realise it, anyone who’s taken the subway at rush hour knows how a red blood cell feels passing through the human spleen. Almost home now, just need to get through the gates; but wait, someone’s ticket isn’t working, the crowd is starting to push, the gates are getting jammed… Maybe you should have called a cab.