Grand Challenges Explorations

Xie wins grant to help extend shelf life of biological samples

Two samples of the super-absorbent polymer beads Xing Xie is developing to improve diagnostic tests on biological samples in far-flung places. These beads, roughly half a millimeter in size, have been dyed so they're easier to see. (Photo: Jess Hunt-Ralston)

Xing Xie has been developing a new environmental sampling technique that he thinks could have an unexpected application: preserving biological samples for transport to diagnostic facilities.

Monday, July 16, 2018
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