Volume 94 Issue 43 | pp. 23-24
Issue Date: October 31, 2016

C&EN talks with Insung Choi, cell protector

Chemist coats cells with silica shells to help them survive and thrive in diverse applications
By Katherine Bourzac, special to C&EN
Department: Science & Technology
News Channels: Biological SCENE, Materials SCENE, Nano SCENE
Keywords: materials, particles, silica, diatoms, cells, Insung Choi

Insung Choi, a professor at Korea Advanced Institute of Science & Technology (KAIST), is a chemist who has accidentally become something of a cell biologist. Playing around with the chemistry of silica a few years ago, he found he could coat yeast and mammalian cells in the material, giving them an artificial cell wall that protects the cells from stress. These coated cells mimic bacterial endospores, a dormant cell type that can . . .

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