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Yellow food dye can make living tissue transparent − these methods could one day improve cancer treatment, blood draws and even tattoo removal

By Guosong Hong, Assistant Professor of Materials Science and Engineering, Stanford University

Why isn’t your body transparent? Some animals such as jellyfish, zebra fish and some glass frogs have see-through bodies. But most mammals, including humans, aren’t transparent.

While the idea of a transparent body might seem odd or even a bit creepy, it could actually be really helpful for doctors.…

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