NPR

Slug Slime Inspires Scientists To Invent Sticky Surgical Glue

The words "strong" and "inspiring" are not usually assigned to garden slugs. But slug slime inspired materials scientists to invent a new kind of adhesive that could one day help heal human wounds.
The defensive mucus of the <em>Arion subfuscus</em> slug has inspired materials scientists trying to invent better medical adhesives.

The European slug is average in every way: slimy, brownish, shorter than a credit card.

But Arion subfuscus has a minor superpower: When it's scared, it can glue itself to wet surfaces very well, and do so while remaining bendy.

"That's a very challenging problem in the material and also in the biomedical world," says , a materials scientist with Harvard's Wyss Institute for Biologically Inspired Engineering. "Those represent the biggest challenge in terms of adhesive development."

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