A custom fidget spinner that uses centrifugal forces to concentrate bacterial pathogens in urine samples enables the rapid on-device colorimetric detection of urinary tract infections and the testing of the pathogen’s susceptibility to antibiotics.
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Li, H., Torab, P. & Wong, P.K. Detection of bacterial infection via a fidget spinner. Nat Biomed Eng 4, 577–578 (2020). https://doi.org/10.1038/s41551-020-0571-4