Most of the time when we take medicine most of the medicine winds up doing not much of anything.  We take an antibiotic for an infect and only a small number of molecules wind up finding their way to the bacteria that we are trying to kill.  Imagine if we could make little containers that we could fill with medicine and then send those containers off only to where they could help fight off the disease.  Kind of like FEDEX for aspirin.  Scientists at Johns Hopkins and Brown University have made these nano cargo containers using self-assembly. That is a process where the cargo containers zip themselves up without any tools.  These 3-D structures can fold themselves up and in the process trap important medicines.  Next up is how to deliver these to where they are needed.  Stay tuned
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