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Acoustofluidic devices are used to streamline the processing and analysis of human sputum samples. (A) In the 1st step, an acoustofluidic device is used to liquify sputum sample with acoustic streaming. (B) In the 2nd step, an acoustofluidic device is used to transfer cells from liquified sputum to cell culture medium for analysis. (C) A histology study was conducted to characterize cell types in the 3rd step. Images reproduced with permission from references [134,135]
