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ON THE END OF A LEASH

​Did humans invent plugs? Nope. Filamentous fungus did long before us, to obstruct holes that let cytosol move from one cellular compartment to another. Known as Woronin bodies, these biological plugs are tethered to the side of cells, just like the plugs in our old bathtubs. 

printed by Imprimerie Pichot, 1883