Extended Data Fig. 5: SYK is required for GFP influx into phagosomes.

a, Western blot and confocal microscope images of SYK protein expression in HEK293T SYK KO cells, complemented with mouse mCherry::SYK or mCherry::SYK K396R kinase dead (KD). Bottom panel: mCherry expression of the same micrographs depicted as in Fig. 5c lower panel (scale bar 2 μm). b, Flow cytometry plots measuring phagocytosis of HEK293T WT and SYK KO cells incubated with zymosan-pHrodo-Red particles over 30 min timecourse. Data are representative of two independent experiments (n = 2).