1734: "Tattoo Ink and Your Lymph Nodes"
Interesting Things with JC · Aug 4, 2026 · 2:38
Interesting Things with JC · Aug 4, 2026 · 2:38
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Interesting Things with JC #1734: "Tattoo Ink and Your Lymph Nodes" – Tattoo ink doesn't always stay in your skin. Your immune system carries some of it into nearby lymph nodes, where the pigment can remain for decades as immune cells continually pass it from one cell to the next.
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