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Continue to ChatTrypan blue - adapting a dye used for labelling dead cells to visualize pinocytosis in viable cells - https://avesis.ogu.edu.tr/yayin/b0e2763f-2c6e-4159-8e9e-3f1833a423da/trypan-blue-adapting-a-dye-used-for-labelling-dead-cells-to-visualize-pinocytosis-in-viable-cells