Issue Date: August 25, 2014
Hydrogel Drug Depots Refilled On The Fly
Implanted drug delivery devices are usually no good after they’ve released their contents. But a noninvasive refilling method could extend their lifetime, according to David J. Mooney and coworkers at Harvard University. The researchers have shown they can replenish hydrogel-based drug delivery depots in mice multiple times via intravenous injections (Proc. Natl. Acad. Sci. USA 2014, DOI: 10.1073/pnas.1413027111). The drug-laden hydrogels are made of . . .
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