Engineers 3-D print a “living tattoo”, MIT News

Tattoo, Hackaday

3D-printed live bacteria creates world's first living tattoo

Could Live Bacteria Ink Be The Future Of Tattoos?

Living tattoo' made with 3D-printed bacteria responds to stimuli - Genetic Literacy Project

3D Printing of Living Responsive Materials and Devices

Engineers create 'living tattoo' that responds to the environment

Changing the color of 3-D printed objects, MIT News

Biological engineering, MIT News

Engineers 3D print soft, rubbery brain implants, MIT News