Microbial gas vesicles have been developed for use as MRI contrast agents whose contrast can be inactivated by applying ultrasound waves to collapse the vesicles.
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Courtesy of Mikhail Shapiro (a) and adapted from ref. 2, Macmillan Publishers Ltd (b).
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Bulte, J.W.M. Gas vesicles as collapsible MRI contrast agents. Nature Mater 17, 386–387 (2018). https://doi.org/10.1038/s41563-018-0073-x
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DOI: https://doi.org/10.1038/s41563-018-0073-x
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