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Array of hollow microparticles
An array of hollow microparticles developed in a laboratory for timed-release drug delivery. These particles, which are loaded with colored dye, are small enough to fit through a standard hypodermic needle and designed to biodegrade over time, releasing their drug payload weeks or even months after injection.
[Research supported by U.S. National Science Foundation grants DGE 1842494 and DGE 2236422.]
Learn more in the Rice University news story A 21st-century remedy for missed meds. (Date of image: 2023; date originally posted to NSF Multimedia Gallery: July 14, 2023)
Credit: Tyler Graf/Rice University
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