by University of Strathclyde, Glasgow Microfluidic tumor-stromal co-culture for CAR-T studies. (A) Image of the OC3D Single microfluidic device used (ScreenIn3D Ltd, U.K.) with schematic showing principle of cell seeding. A single-cell suspension flows through a microchannel and cells sediment into microwell traps below the microchannel level. Scale bar = 10 mm. (B) Brightfield and fluorescence images...