Rose Rimler
👤 SpeakerAppearances Over Time
Podcast Appearances
And it kind of messed up that experiment.
They were just using the tattoos to label the mice for another experiment.
But after seeing this, they decided to do an experiment where they tattooed the mice and then watched where the ink went in a more controlled way.
So we did all this again and then took photos of the lymph nodes two months later.
It's a few different colors of ink, and you can see, like, one mouse has a pretty bright blue limp node, like bulbous little...
Well, okay, so your body has these white blood cells.
They're called macrophages that go around gobbling up stuff that they think shouldn't be there.
So this is typically like bacteria, broken bits of cells.
When you get a tattoo, macrophages in your skin, they go around and they slurp up some of that ink.