Image of the Day: Inked-in Injury

Tattoos are made permanent by a long-lived immune reaction, as immune cells that rush to heal the needle's marks absorb pigment particles, and remain trapped under the skin.

The Scientist Staff
Jul 24, 2014

FLICKR, DOMINIKA KOMENDER 

Hat tip: The Atlantic

 

 

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Image of the Day: Inked-in Injury

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